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-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 07:06:17,741 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 07:06:17,744 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 07:06:17,761 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 07:06:17,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 07:06:17,762 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 07:06:17,766 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 07:06:17,769 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 07:06:17,771 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 07:06:17,773 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 07:06:17,774 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 07:06:17,774 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 07:06:17,777 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 07:06:17,778 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 07:06:17,779 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 07:06:17,782 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 07:06:17,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 07:06:17,793 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 07:06:17,798 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 07:06:17,799 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 07:06:17,800 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 07:06:17,801 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 07:06:17,804 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-07 07:06:17,812 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 07:06:17,832 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 07:06:17,832 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 07:06:17,836 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 07:06:17,836 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 07:06:17,836 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 07:06:17,836 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 07:06:17,837 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 07:06:17,837 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 07:06:17,837 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 07:06:17,837 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 07:06:17,837 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 07:06:17,838 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 07:06:17,838 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 07:06:17,839 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 07:06:17,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 07:06:17,841 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 07:06:17,842 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 07:06:17,842 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 07:06:17,842 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 07:06:17,842 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 07:06:17,842 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 07:06:17,842 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 07:06:17,843 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 07:06:17,843 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 07:06:17,843 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 07:06:17,843 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 07:06:17,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:06:17,844 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 07:06:17,844 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 07:06:17,844 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 07:06:17,844 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 07:06:17,844 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 07:06:17,844 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 07:06:17,845 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 07:06:17,846 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 07:06:17,846 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 07:06:17,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 07:06:17,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 07:06:17,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 07:06:17,920 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 07:06:17,920 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 07:06:17,921 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-11-07 07:06:17,990 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bfad1ae1/9447b6fa46224510bf3d2b1783c4da89/FLAG85ae402d8 [2018-11-07 07:06:18,561 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 07:06:18,562 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-11-07 07:06:18,578 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bfad1ae1/9447b6fa46224510bf3d2b1783c4da89/FLAG85ae402d8 [2018-11-07 07:06:18,599 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bfad1ae1/9447b6fa46224510bf3d2b1783c4da89 [2018-11-07 07:06:18,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 07:06:18,613 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 07:06:18,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 07:06:18,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 07:06:18,618 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 07:06:18,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:06:18" (1/1) ... [2018-11-07 07:06:18,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27431476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:18, skipping insertion in model container [2018-11-07 07:06:18,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:06:18" (1/1) ... [2018-11-07 07:06:18,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 07:06:18,693 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 07:06:19,195 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:06:19,202 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 07:06:19,328 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:06:19,347 INFO L193 MainTranslator]: Completed translation [2018-11-07 07:06:19,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19 WrapperNode [2018-11-07 07:06:19,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 07:06:19,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 07:06:19,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 07:06:19,349 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 07:06:19,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 07:06:19,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 07:06:19,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 07:06:19,479 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 07:06:19,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (1/1) ... [2018-11-07 07:06:19,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 07:06:19,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 07:06:19,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 07:06:19,569 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 07:06:19,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (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 [2018-11-07 07:06:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 07:06:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 07:06:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 07:06:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 07:06:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 07:06:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 07:06:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 07:06:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 07:06:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 07:06:22,872 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 07:06:22,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:06:22 BoogieIcfgContainer [2018-11-07 07:06:22,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 07:06:22,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 07:06:22,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 07:06:22,881 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 07:06:22,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:06:18" (1/3) ... [2018-11-07 07:06:22,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b003307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:06:22, skipping insertion in model container [2018-11-07 07:06:22,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:06:19" (2/3) ... [2018-11-07 07:06:22,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b003307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:06:22, skipping insertion in model container [2018-11-07 07:06:22,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:06:22" (3/3) ... [2018-11-07 07:06:22,885 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label49_true-unreach-call_false-termination.c [2018-11-07 07:06:22,897 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 07:06:22,910 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 07:06:22,930 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 07:06:22,982 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 07:06:22,983 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 07:06:22,983 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 07:06:22,983 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 07:06:22,983 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 07:06:22,984 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 07:06:22,984 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 07:06:22,984 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 07:06:23,020 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-07 07:06:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-07 07:06:23,033 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:06:23,034 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:06:23,037 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:06:23,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:06:23,042 INFO L82 PathProgramCache]: Analyzing trace with hash -131580560, now seen corresponding path program 1 times [2018-11-07 07:06:23,044 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:06:23,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:06:23,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:06:23,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:06:23,094 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:06:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:06:23,637 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:06:23,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:06:23,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:06:23,794 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:06:23,794 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:06:23,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:06:23,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:06:23,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:06:23,820 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-07 07:06:25,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:06:25,507 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-07 07:06:25,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:06:25,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2018-11-07 07:06:25,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:06:25,530 INFO L225 Difference]: With dead ends: 550 [2018-11-07 07:06:25,530 INFO L226 Difference]: Without dead ends: 340 [2018-11-07 07:06:25,537 INFO L604 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 [2018-11-07 07:06:25,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-07 07:06:25,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-07 07:06:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-07 07:06:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 571 transitions. [2018-11-07 07:06:25,618 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 571 transitions. Word has length 114 [2018-11-07 07:06:25,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:06:25,619 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 571 transitions. [2018-11-07 07:06:25,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:06:25,619 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 571 transitions. [2018-11-07 07:06:25,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-07 07:06:25,626 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:06:25,627 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:06:25,627 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:06:25,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:06:25,628 INFO L82 PathProgramCache]: Analyzing trace with hash -967898025, now seen corresponding path program 1 times [2018-11-07 07:06:25,628 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:06:25,629 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:06:25,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:06:25,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:06:25,630 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:06:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:06:25,987 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:06:25,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:06:25,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 07:06:25,988 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:06:25,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 07:06:25,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 07:06:25,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 07:06:25,991 INFO L87 Difference]: Start difference. First operand 340 states and 571 transitions. Second operand 4 states. [2018-11-07 07:06:27,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:06:27,847 INFO L93 Difference]: Finished difference Result 1073 states and 1895 transitions. [2018-11-07 07:06:27,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 07:06:27,848 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2018-11-07 07:06:27,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:06:27,851 INFO L225 Difference]: With dead ends: 1073 [2018-11-07 07:06:27,851 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 07:06:27,860 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 07:06:27,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 07:06:27,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 07:06:27,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 07:06:27,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 07:06:27,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2018-11-07 07:06:27,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:06:27,862 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 07:06:27,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 07:06:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 07:06:27,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 07:06:27,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 07:06:28,095 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:06:28,096 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-07 07:06:28,096 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:06:28,096 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-07 07:06:28,096 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-07 07:06:28,096 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,097 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,097 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,097 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,097 INFO L425 ceAbstractionStarter]: For program point L433(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,097 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,098 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-07 07:06:28,098 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-07 07:06:28,098 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-07 07:06:28,098 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-07 07:06:28,098 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-07 07:06:28,098 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-07 07:06:28,099 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-07 07:06:28,099 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-07 07:06:28,099 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-07 07:06:28,099 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-07 07:06:28,099 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,100 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,100 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,100 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,100 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,100 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,100 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-07 07:06:28,101 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-07 07:06:28,101 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-07 07:06:28,101 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-07 07:06:28,101 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-07 07:06:28,101 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-07 07:06:28,101 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-07 07:06:28,102 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-07 07:06:28,103 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-07 07:06:28,103 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,103 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,103 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,103 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,103 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,104 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-07 07:06:28,104 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-07 07:06:28,104 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-07 07:06:28,104 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-07 07:06:28,104 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-07 07:06:28,105 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-07 07:06:28,105 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-07 07:06:28,105 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-07 07:06:28,105 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-07 07:06:28,105 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,105 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,106 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,106 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,106 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,106 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-07 07:06:28,106 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-07 07:06:28,106 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-07 07:06:28,107 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-07 07:06:28,107 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-07 07:06:28,107 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-07 07:06:28,107 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-07 07:06:28,107 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-07 07:06:28,108 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-07 07:06:28,108 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-07 07:06:28,108 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-07 07:06:28,108 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-07 07:06:28,108 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-07 07:06:28,108 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,109 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,109 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,109 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,109 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,109 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-07 07:06:28,109 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-07 07:06:28,110 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-07 07:06:28,110 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-07 07:06:28,110 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-07 07:06:28,110 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-07 07:06:28,110 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-07 07:06:28,111 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-07 07:06:28,111 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-07 07:06:28,111 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,111 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,111 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,111 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,112 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,112 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,112 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,112 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-07 07:06:28,112 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-07 07:06:28,112 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-07 07:06:28,113 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 497) no Hoare annotation was computed. [2018-11-07 07:06:28,113 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-07 07:06:28,113 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-07 07:06:28,113 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-07 07:06:28,113 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-07 07:06:28,113 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-07 07:06:28,114 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-07 07:06:28,114 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-07 07:06:28,114 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-07 07:06:28,114 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-07 07:06:28,114 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-07 07:06:28,114 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-07 07:06:28,115 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,115 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,115 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,115 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,115 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,115 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-07 07:06:28,116 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-07 07:06:28,116 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-07 07:06:28,116 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-07 07:06:28,116 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-07 07:06:28,116 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-07 07:06:28,116 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-07 07:06:28,117 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-07 07:06:28,117 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,117 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,117 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,117 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,117 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-07 07:06:28,118 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-07 07:06:28,119 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-07 07:06:28,119 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-07 07:06:28,119 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-07 07:06:28,119 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (and (or (= 14 |old(~a8~0)|) (not (= ~a8~0 14))) (or (= 6 |old(~a16~0)|) (not (= 6 ~a16~0))) (or (not (= 4 |old(~a16~0)|)) (= 4 ~a16~0))) [2018-11-07 07:06:28,120 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-07 07:06:28,120 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,120 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,120 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,120 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,120 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,121 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-07 07:06:28,121 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,121 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-07 07:06:28,121 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-07 07:06:28,121 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-07 07:06:28,121 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-07 07:06:28,122 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-07 07:06:28,123 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-07 07:06:28,123 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,123 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,123 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,123 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,123 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,124 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,124 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-07 07:06:28,124 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-07 07:06:28,124 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-07 07:06:28,124 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-07 07:06:28,124 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-07 07:06:28,125 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-07 07:06:28,125 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-07 07:06:28,125 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-07 07:06:28,125 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-07 07:06:28,125 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-07 07:06:28,125 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-07 07:06:28,126 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-07 07:06:28,126 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-07 07:06:28,126 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-07 07:06:28,126 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-07 07:06:28,126 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,126 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,127 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,127 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,127 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,127 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-07 07:06:28,127 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-07 07:06:28,127 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-07 07:06:28,128 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-07 07:06:28,128 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-07 07:06:28,128 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-07 07:06:28,128 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-07 07:06:28,128 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-07 07:06:28,128 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-07 07:06:28,129 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-07 07:06:28,129 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-07 07:06:28,129 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:06:28,129 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 6 ~a16~0)) (not (= ~a8~0 14))) [2018-11-07 07:06:28,129 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 07:06:28,129 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:06:28,130 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 14 |old(~a8~0)|) (and (not (= 6 ~a16~0)) (not (= ~a8~0 14)))) [2018-11-07 07:06:28,130 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-07 07:06:28,130 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 6 ~a16~0)) (= 14 |old(~a8~0)|) (not (= ~a8~0 14))) [2018-11-07 07:06:28,130 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-07 07:06:28,130 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-07 07:06:28,130 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-07 07:06:28,131 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 6 ~a16~0)) (= 14 |old(~a8~0)|) (not (= ~a8~0 14))) [2018-11-07 07:06:28,131 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-07 07:06:28,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:06:28 BoogieIcfgContainer [2018-11-07 07:06:28,147 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 07:06:28,148 INFO L168 Benchmark]: Toolchain (without parser) took 9536.98 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -225.1 MB). Peak memory consumption was 497.9 MB. Max. memory is 7.1 GB. [2018-11-07 07:06:28,150 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-11-07 07:06:28,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.95 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. [2018-11-07 07:06:28,151 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.87 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -798.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-11-07 07:06:28,153 INFO L168 Benchmark]: Boogie Preprocessor took 88.96 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:06:28,153 INFO L168 Benchmark]: RCFGBuilder took 3305.10 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 7.1 GB. [2018-11-07 07:06:28,154 INFO L168 Benchmark]: TraceAbstraction took 5271.43 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 436.0 MB). Peak memory consumption was 436.0 MB. Max. memory is 7.1 GB. [2018-11-07 07:06:28,159 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 734.95 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 129.87 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -798.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.96 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3305.10 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.6 MB). Peak memory consumption was 105.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5271.43 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 436.0 MB). Peak memory consumption was 436.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 497]: 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: 583]: Loop Invariant Derived loop invariant: ((6 == \old(a16) || !(6 == a16)) || 14 == \old(a8)) || !(a8 == 14) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 5.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 204 SDtfs, 385 SDslu, 105 SDs, 0 SdLazy, 1165 SolverSat, 365 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred in iteration=1, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 14 PreInvPairs, 24 NumberOfFragments, 82 HoareAnnotationTreeSize, 14 FomulaSimplifications, 34 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 38 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 246 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 244 ConstructedInterpolants, 0 QuantifiedInterpolants, 109610 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 15/15 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...