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 -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label56_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-63daa26 [2018-11-12 19:36:37,880 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-12 19:36:37,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-12 19:36:37,898 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-12 19:36:37,899 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-12 19:36:37,900 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-12 19:36:37,901 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-12 19:36:37,903 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-12 19:36:37,905 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-12 19:36:37,906 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-12 19:36:37,907 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-12 19:36:37,907 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-12 19:36:37,908 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-12 19:36:37,910 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-12 19:36:37,911 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-12 19:36:37,912 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-12 19:36:37,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-12 19:36:37,915 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-12 19:36:37,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-12 19:36:37,919 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-12 19:36:37,920 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-12 19:36:37,921 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-12 19:36:37,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-12 19:36:37,924 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-12 19:36:37,924 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-12 19:36:37,925 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-12 19:36:37,926 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-12 19:36:37,927 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-12 19:36:37,928 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-12 19:36:37,929 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-12 19:36:37,929 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-12 19:36:37,930 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-12 19:36:37,930 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-12 19:36:37,930 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-12 19:36:37,931 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-12 19:36:37,932 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-12 19:36:37,933 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-12 19:36:37,948 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-12 19:36:37,948 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-12 19:36:37,949 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-12 19:36:37,949 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-12 19:36:37,949 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-12 19:36:37,949 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-12 19:36:37,950 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-12 19:36:37,950 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-12 19:36:37,950 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-12 19:36:37,950 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-12 19:36:37,950 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-12 19:36:37,951 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-12 19:36:37,951 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-12 19:36:37,951 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-12 19:36:37,952 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-12 19:36:37,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-12 19:36:37,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-12 19:36:37,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-12 19:36:37,952 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-12 19:36:37,953 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-12 19:36:37,953 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-12 19:36:37,953 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-12 19:36:37,953 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-12 19:36:37,953 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-12 19:36:37,953 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-12 19:36:37,954 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 19:36:37,954 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-12 19:36:37,954 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-12 19:36:37,954 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-12 19:36:37,954 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-12 19:36:37,955 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-12 19:36:37,955 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-12 19:36:37,955 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-12 19:36:37,955 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-12 19:36:37,955 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-12 19:36:38,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-12 19:36:38,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-12 19:36:38,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-12 19:36:38,019 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-12 19:36:38,020 INFO L276 PluginConnector]: CDTParser initialized [2018-11-12 19:36:38,020 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label56_true-unreach-call.c [2018-11-12 19:36:38,080 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a153121b3/f5b624b0532945e29c4f0456beb56026/FLAG314c5554c [2018-11-12 19:36:38,827 INFO L298 CDTParser]: Found 1 translation units. [2018-11-12 19:36:38,827 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label56_true-unreach-call.c [2018-11-12 19:36:38,855 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a153121b3/f5b624b0532945e29c4f0456beb56026/FLAG314c5554c [2018-11-12 19:36:38,871 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a153121b3/f5b624b0532945e29c4f0456beb56026 [2018-11-12 19:36:38,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-12 19:36:38,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-12 19:36:38,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-12 19:36:38,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-12 19:36:38,890 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-12 19:36:38,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:36:38" (1/1) ... [2018-11-12 19:36:38,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4102564f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:38, skipping insertion in model container [2018-11-12 19:36:38,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 07:36:38" (1/1) ... [2018-11-12 19:36:38,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-12 19:36:39,033 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-12 19:36:40,038 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 19:36:40,043 INFO L189 MainTranslator]: Completed pre-run [2018-11-12 19:36:40,452 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 19:36:40,477 INFO L193 MainTranslator]: Completed translation [2018-11-12 19:36:40,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40 WrapperNode [2018-11-12 19:36:40,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-12 19:36:40,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-12 19:36:40,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-12 19:36:40,479 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-12 19:36:40,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,738 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-12 19:36:40,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-12 19:36:40,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-12 19:36:40,739 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-12 19:36:40,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (1/1) ... [2018-11-12 19:36:40,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-12 19:36:40,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-12 19:36:40,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-12 19:36:40,987 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-12 19:36:40,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (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 [2018-11-12 19:36:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-12 19:36:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-12 19:36:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-12 19:36:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-11-12 19:36:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-11-12 19:36:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-12 19:36:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-12 19:36:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-12 19:36:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-12 19:36:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-12 19:36:41,070 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-12 19:36:49,885 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-12 19:36:49,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:36:49 BoogieIcfgContainer [2018-11-12 19:36:49,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-12 19:36:49,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-12 19:36:49,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-12 19:36:49,892 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-12 19:36:49,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 07:36:38" (1/3) ... [2018-11-12 19:36:49,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651c1b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:36:49, skipping insertion in model container [2018-11-12 19:36:49,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 07:36:40" (2/3) ... [2018-11-12 19:36:49,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@651c1b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 07:36:49, skipping insertion in model container [2018-11-12 19:36:49,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 07:36:49" (3/3) ... [2018-11-12 19:36:49,897 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label56_true-unreach-call.c [2018-11-12 19:36:49,909 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-12 19:36:49,920 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-12 19:36:49,940 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-12 19:36:50,002 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-12 19:36:50,002 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-12 19:36:50,002 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-12 19:36:50,002 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-12 19:36:50,003 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-12 19:36:50,003 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-12 19:36:50,003 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-12 19:36:50,003 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-12 19:36:50,057 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-11-12 19:36:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-12 19:36:50,069 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 19:36:50,071 INFO L375 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] [2018-11-12 19:36:50,073 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 19:36:50,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 19:36:50,080 INFO L82 PathProgramCache]: Analyzing trace with hash -813169730, now seen corresponding path program 1 times [2018-11-12 19:36:50,083 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 19:36:50,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 19:36:50,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 19:36:50,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 19:36:50,139 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 19:36:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 19:36:50,773 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 5 [2018-11-12 19:36:50,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 19:36:50,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 19:36:50,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-12 19:36:50,811 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 19:36:50,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-12 19:36:50,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-12 19:36:50,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 19:36:50,839 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 4 states. [2018-11-12 19:36:58,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 19:36:58,912 INFO L93 Difference]: Finished difference Result 2125 states and 3954 transitions. [2018-11-12 19:36:58,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-12 19:36:58,915 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 73 [2018-11-12 19:36:58,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 19:36:58,943 INFO L225 Difference]: With dead ends: 2125 [2018-11-12 19:36:58,944 INFO L226 Difference]: Without dead ends: 1515 [2018-11-12 19:36:58,957 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 19:36:58,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2018-11-12 19:36:59,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 1043. [2018-11-12 19:36:59,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1043 states. [2018-11-12 19:36:59,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1647 transitions. [2018-11-12 19:36:59,100 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1647 transitions. Word has length 73 [2018-11-12 19:36:59,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 19:36:59,101 INFO L480 AbstractCegarLoop]: Abstraction has 1043 states and 1647 transitions. [2018-11-12 19:36:59,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-12 19:36:59,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1647 transitions. [2018-11-12 19:36:59,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-12 19:36:59,116 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 19:36:59,116 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 19:36:59,117 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 19:36:59,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 19:36:59,117 INFO L82 PathProgramCache]: Analyzing trace with hash -840736881, now seen corresponding path program 1 times [2018-11-12 19:36:59,118 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 19:36:59,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 19:36:59,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 19:36:59,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 19:36:59,119 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 19:36:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 19:36:59,460 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 19:36:59,491 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 19:36:59,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 19:36:59,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-12 19:36:59,492 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 19:36:59,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-12 19:36:59,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-12 19:36:59,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-12 19:36:59,495 INFO L87 Difference]: Start difference. First operand 1043 states and 1647 transitions. Second operand 5 states. [2018-11-12 19:37:08,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 19:37:08,367 INFO L93 Difference]: Finished difference Result 3017 states and 4847 transitions. [2018-11-12 19:37:08,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 19:37:08,370 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2018-11-12 19:37:08,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 19:37:08,383 INFO L225 Difference]: With dead ends: 3017 [2018-11-12 19:37:08,384 INFO L226 Difference]: Without dead ends: 1980 [2018-11-12 19:37:08,388 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-12 19:37:08,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2018-11-12 19:37:08,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1954. [2018-11-12 19:37:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1954 states. [2018-11-12 19:37:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1954 states and 2892 transitions. [2018-11-12 19:37:08,485 INFO L78 Accepts]: Start accepts. Automaton has 1954 states and 2892 transitions. Word has length 145 [2018-11-12 19:37:08,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 19:37:08,486 INFO L480 AbstractCegarLoop]: Abstraction has 1954 states and 2892 transitions. [2018-11-12 19:37:08,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-12 19:37:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2892 transitions. [2018-11-12 19:37:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-12 19:37:08,491 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 19:37:08,491 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 19:37:08,491 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 19:37:08,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 19:37:08,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1157485801, now seen corresponding path program 1 times [2018-11-12 19:37:08,492 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 19:37:08,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 19:37:08,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 19:37:08,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 19:37:08,494 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 19:37:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 19:37:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 19:37:08,965 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 19:37:08,965 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 19:37:08,966 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-11-12 19:37:08,968 INFO L202 CegarAbsIntRunner]: [0], [1], [711], [718], [726], [734], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [886], [894], [902], [910], [918], [926], [934], [942], [950], [958], [966], [974], [982], [990], [998], [1006], [1014], [1022], [1030], [1038], [1046], [1054], [1062], [1070], [1078], [1086], [1094], [1102], [1110], [1118], [1126], [1134], [1142], [1150], [1158], [1166], [1174], [1182], [1190], [1194], [1196], [1199], [1204], [1208], [1212], [1216], [1220], [1223], [2279], [2283], [2287], [2293], [2297], [2299], [2306], [2307], [2308], [2310], [2311] [2018-11-12 19:37:09,013 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 19:37:09,014 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 19:37:09,451 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 19:37:10,255 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 19:37:10,256 INFO L272 AbstractInterpreter]: Visited 83 different actions 235 times. Merged at 5 different actions 9 times. Never widened. Performed 3925 root evaluator evaluations with a maximum evaluation depth of 6. Performed 3925 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-11-12 19:37:10,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 19:37:10,303 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 19:37:10,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 19:37:10,303 INFO L192 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 [2018-11-12 19:37:10,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 19:37:10,325 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 19:37:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 19:37:10,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 19:37:31,454 WARN L179 SmtUtils]: Spent 20.52 s on a formula simplification. DAG size of input: 135 DAG size of output: 83 [2018-11-12 19:37:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 4 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 19:37:33,779 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 19:37:36,190 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 28 [2018-11-12 19:37:38,718 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 28 [2018-11-12 19:37:39,112 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 19:37:39,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-12 19:37:39,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 15 [2018-11-12 19:37:39,145 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 19:37:39,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 19:37:39,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 19:37:39,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=163, Unknown=2, NotChecked=0, Total=210 [2018-11-12 19:37:39,147 INFO L87 Difference]: Start difference. First operand 1954 states and 2892 transitions. Second operand 6 states. Received shutdown request... [2018-11-12 19:41:09,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 19:41:09,608 WARN L549 AbstractCegarLoop]: Verification canceled [2018-11-12 19:41:09,613 WARN L205 ceAbstractionStarter]: Timeout [2018-11-12 19:41:09,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 07:41:09 BoogieIcfgContainer [2018-11-12 19:41:09,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-12 19:41:09,615 INFO L168 Benchmark]: Toolchain (without parser) took 270731.88 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -806.7 MB). Peak memory consumption was 310.0 MB. Max. memory is 7.1 GB. [2018-11-12 19:41:09,617 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-12 19:41:09,618 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1592.78 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: 140.0 MB). Peak memory consumption was 140.0 MB. Max. memory is 7.1 GB. [2018-11-12 19:41:09,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 775.4 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -958.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2018-11-12 19:41:09,620 INFO L168 Benchmark]: Boogie Preprocessor took 247.58 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2018-11-12 19:41:09,621 INFO L168 Benchmark]: RCFGBuilder took 8899.94 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 443.0 MB). Peak memory consumption was 443.0 MB. Max. memory is 7.1 GB. [2018-11-12 19:41:09,622 INFO L168 Benchmark]: TraceAbstraction took 259726.21 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 341.3 MB). Free memory was 1.8 GB in the beginning and 2.2 GB in the end (delta: -445.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-12 19:41:09,634 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1592.78 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: 140.0 MB). Peak memory consumption was 140.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 259.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 775.4 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -958.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 247.58 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 8899.94 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 443.0 MB). Peak memory consumption was 443.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 259726.21 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 341.3 MB). Free memory was 1.8 GB in the beginning and 2.2 GB in the end (delta: -445.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 206]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 206). Cancelled while BasicCegarLoop was constructing difference of abstraction (1954states) and FLOYD_HOARE automaton (currently 7 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (3932 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. TIMEOUT Result, 259.6s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 227.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 870 SDtfs, 4253 SDslu, 732 SDs, 0 SdLazy, 7019 SolverSat, 2118 SolverUnsat, 99 SolverUnknown, 0 SolverNotchecked, 223.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 320 GetRequests, 296 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 28.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1954occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.3s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 498 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 29.9s InterpolantComputationTime, 514 NumberOfCodeBlocks, 514 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 657 ConstructedInterpolants, 147 QuantifiedInterpolants, 1151634 SizeOfPredicates, 3 NumberOfNonLiveVariables, 300 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 136/264 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown