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.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label38_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-24 00:57:34,893 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 00:57:34,896 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 00:57:34,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 00:57:34,911 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 00:57:34,912 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 00:57:34,914 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 00:57:34,915 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 00:57:34,917 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 00:57:34,918 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 00:57:34,919 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 00:57:34,919 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 00:57:34,920 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 00:57:34,921 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 00:57:34,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 00:57:34,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 00:57:34,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 00:57:34,926 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 00:57:34,928 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 00:57:34,929 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 00:57:34,931 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 00:57:34,932 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 00:57:34,934 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 00:57:34,935 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 00:57:34,935 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 00:57:34,936 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 00:57:34,937 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 00:57:34,938 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 00:57:34,939 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 00:57:34,940 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 00:57:34,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 00:57:34,942 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-24 00:57:34,942 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-24 00:57:34,942 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-24 00:57:34,943 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-24 00:57:34,946 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-24 00:57:34,947 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-10-24 00:57:34,976 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 00:57:34,976 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 00:57:34,980 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 00:57:34,980 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-24 00:57:34,980 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-24 00:57:34,980 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-24 00:57:34,981 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-24 00:57:34,981 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-24 00:57:34,981 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-24 00:57:34,981 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-24 00:57:34,981 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-24 00:57:34,982 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-24 00:57:34,982 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 00:57:34,982 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 00:57:34,984 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 00:57:34,984 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 00:57:34,984 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 00:57:34,984 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 00:57:34,984 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 00:57:34,985 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 00:57:34,985 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 00:57:34,985 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 00:57:34,985 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 00:57:34,985 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 00:57:34,986 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 00:57:34,987 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 00:57:34,987 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 00:57:34,987 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 00:57:34,988 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-24 00:57:34,988 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 00:57:34,988 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 00:57:34,988 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 00:57:34,988 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 00:57:34,988 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-24 00:57:35,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 00:57:35,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 00:57:35,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 00:57:35,070 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 00:57:35,070 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 00:57:35,072 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label38_true-unreach-call.c [2018-10-24 00:57:35,142 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/292548237/65d340c24fa54090b9156f91d05ba2ca/FLAG03fc6fb73 [2018-10-24 00:57:35,778 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 00:57:35,779 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label38_true-unreach-call.c [2018-10-24 00:57:35,796 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/292548237/65d340c24fa54090b9156f91d05ba2ca/FLAG03fc6fb73 [2018-10-24 00:57:35,814 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/292548237/65d340c24fa54090b9156f91d05ba2ca [2018-10-24 00:57:35,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 00:57:35,828 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 00:57:35,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 00:57:35,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 00:57:35,833 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 00:57:35,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:57:35" (1/1) ... [2018-10-24 00:57:35,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3829398b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:35, skipping insertion in model container [2018-10-24 00:57:35,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 12:57:35" (1/1) ... [2018-10-24 00:57:35,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 00:57:35,926 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 00:57:36,456 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 00:57:36,461 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 00:57:36,610 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 00:57:36,629 INFO L193 MainTranslator]: Completed translation [2018-10-24 00:57:36,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36 WrapperNode [2018-10-24 00:57:36,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 00:57:36,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 00:57:36,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 00:57:36,631 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 00:57:36,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 00:57:36,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 00:57:36,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 00:57:36,839 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 00:57:36,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (1/1) ... [2018-10-24 00:57:36,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 00:57:36,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 00:57:36,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 00:57:36,946 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 00:57:36,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (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 [2018-10-24 00:57:37,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-24 00:57:37,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-24 00:57:37,030 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-24 00:57:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-24 00:57:37,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 00:57:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 00:57:37,031 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-24 00:57:37,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-24 00:57:40,216 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 00:57:40,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:57:40 BoogieIcfgContainer [2018-10-24 00:57:40,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 00:57:40,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 00:57:40,220 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 00:57:40,225 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 00:57:40,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 12:57:35" (1/3) ... [2018-10-24 00:57:40,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6453ff91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:57:40, skipping insertion in model container [2018-10-24 00:57:40,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 12:57:36" (2/3) ... [2018-10-24 00:57:40,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6453ff91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:57:40, skipping insertion in model container [2018-10-24 00:57:40,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:57:40" (3/3) ... [2018-10-24 00:57:40,230 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label38_true-unreach-call.c [2018-10-24 00:57:40,239 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 00:57:40,247 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 00:57:40,263 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 00:57:40,300 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 00:57:40,300 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 00:57:40,301 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 00:57:40,301 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 00:57:40,301 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 00:57:40,301 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 00:57:40,302 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 00:57:40,302 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 00:57:40,329 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-24 00:57:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-24 00:57:40,339 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:57:40,342 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] [2018-10-24 00:57:40,345 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:57:40,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:57:40,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1705771087, now seen corresponding path program 1 times [2018-10-24 00:57:40,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:57:40,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:57:40,403 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:57:40,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:57:40,403 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:57:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:57:40,791 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-24 00:57:40,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 00:57:40,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 00:57:40,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 00:57:40,896 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:57:40,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 00:57:40,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 00:57:40,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 00:57:40,919 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-10-24 00:57:43,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 00:57:43,036 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-10-24 00:57:43,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 00:57:43,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-10-24 00:57:43,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 00:57:43,062 INFO L225 Difference]: With dead ends: 574 [2018-10-24 00:57:43,062 INFO L226 Difference]: Without dead ends: 356 [2018-10-24 00:57:43,070 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 00:57:43,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-10-24 00:57:43,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-10-24 00:57:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-10-24 00:57:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 607 transitions. [2018-10-24 00:57:43,146 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 607 transitions. Word has length 39 [2018-10-24 00:57:43,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 00:57:43,147 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 607 transitions. [2018-10-24 00:57:43,147 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 00:57:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 607 transitions. [2018-10-24 00:57:43,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-24 00:57:43,156 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:57:43,157 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 00:57:43,157 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:57:43,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:57:43,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1698105396, now seen corresponding path program 1 times [2018-10-24 00:57:43,162 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:57:43,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:57:43,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:57:43,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:57:43,164 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:57:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:57:43,522 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-24 00:57:43,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 00:57:43,523 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 00:57:43,524 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 128 with the following transitions: [2018-10-24 00:57:43,527 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [213], [215], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-24 00:57:43,602 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-24 00:57:43,602 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 00:57:46,862 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 00:57:46,864 INFO L272 AbstractInterpreter]: Visited 92 different actions 92 times. Never merged. Never widened. Never found a fixpoint. Largest state had 24 variables. [2018-10-24 00:57:46,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:57:46,880 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 00:57:49,875 INFO L232 lantSequenceWeakener]: Weakened 112 states. On average, predicates are now at 74.04% of their original sizes. [2018-10-24 00:57:49,875 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 00:57:54,041 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 00:57:54,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 00:57:54,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [4] total 12 [2018-10-24 00:57:54,043 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:57:54,045 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 00:57:54,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 00:57:54,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-24 00:57:54,046 INFO L87 Difference]: Start difference. First operand 356 states and 607 transitions. Second operand 10 states. [2018-10-24 00:58:06,576 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-24 00:58:57,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 00:58:57,734 INFO L93 Difference]: Finished difference Result 855 states and 1478 transitions. [2018-10-24 00:58:57,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 00:58:57,735 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 127 [2018-10-24 00:58:57,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 00:58:57,741 INFO L225 Difference]: With dead ends: 855 [2018-10-24 00:58:57,741 INFO L226 Difference]: Without dead ends: 505 [2018-10-24 00:58:57,746 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 130 GetRequests, 101 SyntacticMatches, 17 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2018-10-24 00:58:57,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2018-10-24 00:58:57,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 500. [2018-10-24 00:58:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2018-10-24 00:58:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 757 transitions. [2018-10-24 00:58:57,812 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 757 transitions. Word has length 127 [2018-10-24 00:58:57,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 00:58:57,813 INFO L481 AbstractCegarLoop]: Abstraction has 500 states and 757 transitions. [2018-10-24 00:58:57,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 00:58:57,813 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 757 transitions. [2018-10-24 00:58:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-24 00:58:57,818 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 00:58:57,819 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 00:58:57,819 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 00:58:57,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:58:57,819 INFO L82 PathProgramCache]: Analyzing trace with hash -752870242, now seen corresponding path program 1 times [2018-10-24 00:58:57,820 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-24 00:58:57,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:58:57,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 00:58:57,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 00:58:57,821 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-24 00:58:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 00:58:58,119 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-24 00:58:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-24 00:58:58,188 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 00:58:58,188 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-24 00:58:58,189 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 199 with the following transitions: [2018-10-24 00:58:58,189 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [213], [215], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-24 00:58:58,195 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-24 00:58:58,195 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-24 00:58:59,445 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-10-24 00:59:12,266 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-24 00:59:12,266 INFO L272 AbstractInterpreter]: Visited 96 different actions 546 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-24 00:59:12,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 00:59:12,273 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-24 00:59:15,093 INFO L232 lantSequenceWeakener]: Weakened 112 states. On average, predicates are now at 74.04% of their original sizes. [2018-10-24 00:59:15,093 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-24 00:59:26,949 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-24 00:59:26,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 00:59:26,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [4] total 19 [2018-10-24 00:59:26,950 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-24 00:59:26,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-24 00:59:26,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-24 00:59:26,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2018-10-24 00:59:26,952 INFO L87 Difference]: Start difference. First operand 500 states and 757 transitions. Second operand 17 states. Received shutdown request... [2018-10-24 01:01:23,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-10-24 01:01:23,701 WARN L550 AbstractCegarLoop]: Verification canceled [2018-10-24 01:01:23,706 WARN L205 ceAbstractionStarter]: Timeout [2018-10-24 01:01:23,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 01:01:23 BoogieIcfgContainer [2018-10-24 01:01:23,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 01:01:23,708 INFO L168 Benchmark]: Toolchain (without parser) took 227881.29 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -668.7 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-24 01:01:23,709 INFO L168 Benchmark]: CDTParser took 0.27 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. [2018-10-24 01:01:23,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.53 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-24 01:01:23,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.58 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -819.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-24 01:01:23,712 INFO L168 Benchmark]: Boogie Preprocessor took 106.23 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 01:01:23,712 INFO L168 Benchmark]: RCFGBuilder took 3273.13 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 131.2 MB). Peak memory consumption was 131.2 MB. Max. memory is 7.1 GB. [2018-10-24 01:01:23,713 INFO L168 Benchmark]: TraceAbstraction took 223487.46 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -12.6 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-10-24 01:01:23,718 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 801.53 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 207.58 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -819.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.23 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3273.13 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 131.2 MB). Peak memory consumption was 131.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 223487.46 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -12.6 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 100). Cancelled while BasicCegarLoop was constructing difference of abstraction (500states) and FLOYD_HOARE automaton (currently 22 states, 17 states before enhancement),while ReachableStatesComputation was computing reachable states (818 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. TIMEOUT Result, 223.4s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 182.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 472 SDtfs, 1339 SDslu, 440 SDs, 0 SdLazy, 2645 SolverSat, 481 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.6s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 339 GetRequests, 268 SyntacticMatches, 36 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 18.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=500occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 17.4s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.993751963027774 AbsIntWeakeningRatio, 0.14241486068111456 AbsIntAvgWeakeningVarsNumRemoved, 99.04643962848297 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 364 NumberOfCodeBlocks, 364 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 361 ConstructedInterpolants, 0 QuantifiedInterpolants, 182539 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 83/167 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown