java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 12:56:51,918 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 12:56:51,920 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 12:56:51,934 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 12:56:51,935 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 12:56:51,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 12:56:51,937 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 12:56:51,939 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 12:56:51,940 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 12:56:51,941 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 12:56:51,942 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 12:56:51,942 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 12:56:51,943 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 12:56:51,945 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 12:56:51,946 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 12:56:51,947 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 12:56:51,948 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 12:56:51,953 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 12:56:51,955 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 12:56:51,961 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 12:56:51,962 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 12:56:51,964 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 12:56:51,971 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-07 12:56:51,980 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 12:56:51,980 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 12:56:51,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 12:56:51,983 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 12:56:51,983 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-11-07 12:56:52,011 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 12:56:52,011 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 12:56:52,014 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 12:56:52,014 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 12:56:52,014 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 12:56:52,014 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 12:56:52,015 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 12:56:52,015 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 12:56:52,015 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 12:56:52,015 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 12:56:52,015 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 12:56:52,015 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 12:56:52,016 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 12:56:52,016 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 12:56:52,017 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 12:56:52,018 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 12:56:52,018 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 12:56:52,018 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 12:56:52,018 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 12:56:52,019 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 12:56:52,020 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 12:56:52,020 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 12:56:52,020 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 12:56:52,021 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 12:56:52,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 12:56:52,021 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 12:56:52,021 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 12:56:52,021 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 12:56:52,021 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 12:56:52,022 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 12:56:52,022 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 12:56:52,022 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 12:56:52,022 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 12:56:52,022 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 12:56:52,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 12:56:52,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 12:56:52,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 12:56:52,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 12:56:52,111 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 12:56:52,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-07 12:56:52,179 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/212f8834b/571729f3b5104f58a43d090d1a97d934/FLAG127650389 [2018-11-07 12:56:52,768 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 12:56:52,769 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-07 12:56:52,797 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/212f8834b/571729f3b5104f58a43d090d1a97d934/FLAG127650389 [2018-11-07 12:56:52,813 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/212f8834b/571729f3b5104f58a43d090d1a97d934 [2018-11-07 12:56:52,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 12:56:52,825 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 12:56:52,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 12:56:52,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 12:56:52,830 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 12:56:52,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:56:52" (1/1) ... [2018-11-07 12:56:52,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa5a63e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:52, skipping insertion in model container [2018-11-07 12:56:52,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:56:52" (1/1) ... [2018-11-07 12:56:52,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 12:56:52,905 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 12:56:53,382 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 12:56:53,387 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 12:56:53,519 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 12:56:53,537 INFO L193 MainTranslator]: Completed translation [2018-11-07 12:56:53,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53 WrapperNode [2018-11-07 12:56:53,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 12:56:53,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 12:56:53,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 12:56:53,539 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 12:56:53,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 12:56:53,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 12:56:53,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 12:56:53,668 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 12:56:53,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (1/1) ... [2018-11-07 12:56:53,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 12:56:53,754 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 12:56:53,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 12:56:53,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 12:56:53,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (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 12:56:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 12:56:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 12:56:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 12:56:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 12:56:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 12:56:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 12:56:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 12:56:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 12:56:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 12:56:57,235 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 12:56:57,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:57 BoogieIcfgContainer [2018-11-07 12:56:57,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 12:56:57,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 12:56:57,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 12:56:57,247 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 12:56:57,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:56:52" (1/3) ... [2018-11-07 12:56:57,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f73f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:57, skipping insertion in model container [2018-11-07 12:56:57,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:56:53" (2/3) ... [2018-11-07 12:56:57,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11f73f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:57, skipping insertion in model container [2018-11-07 12:56:57,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:57" (3/3) ... [2018-11-07 12:56:57,254 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label54_true-unreach-call_false-termination.c [2018-11-07 12:56:57,266 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 12:56:57,279 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 12:56:57,297 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 12:56:57,345 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 12:56:57,345 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 12:56:57,346 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 12:56:57,346 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 12:56:57,346 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 12:56:57,346 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 12:56:57,346 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 12:56:57,347 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 12:56:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 12:56:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-07 12:56:57,387 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:56:57,389 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] [2018-11-07 12:56:57,391 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:56:57,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:56:57,397 INFO L82 PathProgramCache]: Analyzing trace with hash -410796504, now seen corresponding path program 1 times [2018-11-07 12:56:57,399 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:56:57,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:56:57,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:56:57,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:56:57,456 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:56:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:56:58,007 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 12:56:58,108 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 12:56:58,111 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:56:58,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 12:56:58,112 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:56:58,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 12:56:58,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 12:56:58,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:56:58,143 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 12:57:00,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:00,028 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-07 12:57:00,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 12:57:00,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-07 12:57:00,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:00,050 INFO L225 Difference]: With dead ends: 621 [2018-11-07 12:57:00,050 INFO L226 Difference]: Without dead ends: 382 [2018-11-07 12:57:00,057 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 12:57:00,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-07 12:57:00,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-07 12:57:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-07 12:57:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-07 12:57:00,133 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 108 [2018-11-07 12:57:00,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:00,134 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-07 12:57:00,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 12:57:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-07 12:57:00,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-07 12:57:00,142 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:00,142 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 12:57:00,143 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:00,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:00,143 INFO L82 PathProgramCache]: Analyzing trace with hash 842519989, now seen corresponding path program 1 times [2018-11-07 12:57:00,144 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:00,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:00,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:00,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:00,146 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:57:00,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:57:00,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 12:57:00,406 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:00,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 12:57:00,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 12:57:00,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:57:00,409 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 3 states. [2018-11-07 12:57:01,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:01,401 INFO L93 Difference]: Finished difference Result 1049 states and 1735 transitions. [2018-11-07 12:57:01,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 12:57:01,403 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-11-07 12:57:01,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:01,410 INFO L225 Difference]: With dead ends: 1049 [2018-11-07 12:57:01,411 INFO L226 Difference]: Without dead ends: 673 [2018-11-07 12:57:01,414 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 12:57:01,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-11-07 12:57:01,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 673. [2018-11-07 12:57:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-11-07 12:57:01,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 1035 transitions. [2018-11-07 12:57:01,457 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 1035 transitions. Word has length 117 [2018-11-07 12:57:01,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:01,458 INFO L480 AbstractCegarLoop]: Abstraction has 673 states and 1035 transitions. [2018-11-07 12:57:01,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 12:57:01,458 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1035 transitions. [2018-11-07 12:57:01,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-07 12:57:01,465 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:01,465 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 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 12:57:01,466 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:01,466 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:01,466 INFO L82 PathProgramCache]: Analyzing trace with hash -821181838, now seen corresponding path program 1 times [2018-11-07 12:57:01,466 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:01,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:01,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:01,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:01,468 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:01,707 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 12:57:02,079 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:57:02,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:57:02,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 12:57:02,080 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:02,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 12:57:02,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 12:57:02,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 12:57:02,082 INFO L87 Difference]: Start difference. First operand 673 states and 1035 transitions. Second operand 6 states. [2018-11-07 12:57:04,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:04,628 INFO L93 Difference]: Finished difference Result 2200 states and 3543 transitions. [2018-11-07 12:57:04,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 12:57:04,636 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-07 12:57:04,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:04,655 INFO L225 Difference]: With dead ends: 2200 [2018-11-07 12:57:04,655 INFO L226 Difference]: Without dead ends: 1533 [2018-11-07 12:57:04,662 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 12:57:04,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2018-11-07 12:57:04,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1502. [2018-11-07 12:57:04,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-11-07 12:57:04,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2214 transitions. [2018-11-07 12:57:04,761 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2214 transitions. Word has length 131 [2018-11-07 12:57:04,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:04,761 INFO L480 AbstractCegarLoop]: Abstraction has 1502 states and 2214 transitions. [2018-11-07 12:57:04,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 12:57:04,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2214 transitions. [2018-11-07 12:57:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-07 12:57:04,767 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:04,768 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:57:04,768 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:04,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:04,768 INFO L82 PathProgramCache]: Analyzing trace with hash -873096346, now seen corresponding path program 1 times [2018-11-07 12:57:04,768 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:04,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:04,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:04,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:04,771 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:05,036 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 12:57:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:57:05,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 12:57:05,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 12:57:05,069 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:05,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 12:57:05,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 12:57:05,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 12:57:05,070 INFO L87 Difference]: Start difference. First operand 1502 states and 2214 transitions. Second operand 6 states. [2018-11-07 12:57:06,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:06,659 INFO L93 Difference]: Finished difference Result 3724 states and 5537 transitions. [2018-11-07 12:57:06,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 12:57:06,660 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-11-07 12:57:06,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:06,678 INFO L225 Difference]: With dead ends: 3724 [2018-11-07 12:57:06,678 INFO L226 Difference]: Without dead ends: 2228 [2018-11-07 12:57:06,686 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 12:57:06,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2018-11-07 12:57:06,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 2187. [2018-11-07 12:57:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2187 states. [2018-11-07 12:57:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 2187 states and 3040 transitions. [2018-11-07 12:57:06,766 INFO L78 Accepts]: Start accepts. Automaton has 2187 states and 3040 transitions. Word has length 137 [2018-11-07 12:57:06,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:06,768 INFO L480 AbstractCegarLoop]: Abstraction has 2187 states and 3040 transitions. [2018-11-07 12:57:06,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 12:57:06,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 3040 transitions. [2018-11-07 12:57:06,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-07 12:57:06,775 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:06,776 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 12:57:06,776 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:06,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:06,776 INFO L82 PathProgramCache]: Analyzing trace with hash -59817223, now seen corresponding path program 1 times [2018-11-07 12:57:06,776 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:06,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:06,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:06,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:06,778 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:07,077 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-11-07 12:57:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:57:07,356 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:57:07,356 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 12:57:07,357 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-11-07 12:57:07,360 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 12:57:07,407 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 12:57:07,407 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 12:57:08,887 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 12:57:08,888 INFO L272 AbstractInterpreter]: Visited 113 different actions 335 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 12:57:08,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:08,912 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 12:57:08,913 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:57:08,913 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 12:57:08,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:08,928 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 12:57:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:09,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 12:57:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 12:57:09,207 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 12:57:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 12:57:09,766 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 12:57:09,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9] total 10 [2018-11-07 12:57:09,766 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:09,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 12:57:09,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 12:57:09,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-07 12:57:09,768 INFO L87 Difference]: Start difference. First operand 2187 states and 3040 transitions. Second operand 3 states. [2018-11-07 12:57:11,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:11,553 INFO L93 Difference]: Finished difference Result 6123 states and 8727 transitions. [2018-11-07 12:57:11,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 12:57:11,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-11-07 12:57:11,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:11,567 INFO L225 Difference]: With dead ends: 6123 [2018-11-07 12:57:11,568 INFO L226 Difference]: Without dead ends: 1841 [2018-11-07 12:57:11,585 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 290 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-07 12:57:11,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2018-11-07 12:57:11,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1824. [2018-11-07 12:57:11,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1824 states. [2018-11-07 12:57:11,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1824 states and 2358 transitions. [2018-11-07 12:57:11,641 INFO L78 Accepts]: Start accepts. Automaton has 1824 states and 2358 transitions. Word has length 145 [2018-11-07 12:57:11,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:11,643 INFO L480 AbstractCegarLoop]: Abstraction has 1824 states and 2358 transitions. [2018-11-07 12:57:11,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 12:57:11,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2358 transitions. [2018-11-07 12:57:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-07 12:57:11,649 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:11,649 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:57:11,649 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:11,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:11,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1067177887, now seen corresponding path program 1 times [2018-11-07 12:57:11,651 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:11,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:11,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:11,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:11,653 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:57:11,860 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:57:11,860 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 12:57:11,860 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-11-07 12:57:11,861 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 12:57:11,866 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 12:57:11,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 12:57:12,154 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 12:57:12,154 INFO L272 AbstractInterpreter]: Visited 109 different actions 109 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-11-07 12:57:12,192 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:12,192 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 12:57:12,601 INFO L227 lantSequenceWeakener]: Weakened 129 states. On average, predicates are now at 80.99% of their original sizes. [2018-11-07 12:57:12,602 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 12:57:13,853 INFO L415 sIntCurrentIteration]: We unified 150 AI predicates to 150 [2018-11-07 12:57:13,854 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 12:57:13,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 12:57:13,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 20 [2018-11-07 12:57:13,855 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:13,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-07 12:57:13,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-07 12:57:13,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2018-11-07 12:57:13,856 INFO L87 Difference]: Start difference. First operand 1824 states and 2358 transitions. Second operand 13 states. [2018-11-07 12:57:25,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:25,012 INFO L93 Difference]: Finished difference Result 3942 states and 5073 transitions. [2018-11-07 12:57:25,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 12:57:25,012 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2018-11-07 12:57:25,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:25,022 INFO L225 Difference]: With dead ends: 3942 [2018-11-07 12:57:25,022 INFO L226 Difference]: Without dead ends: 2124 [2018-11-07 12:57:25,027 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2018-11-07 12:57:25,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2018-11-07 12:57:25,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 1971. [2018-11-07 12:57:25,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1971 states. [2018-11-07 12:57:25,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1971 states and 2516 transitions. [2018-11-07 12:57:25,073 INFO L78 Accepts]: Start accepts. Automaton has 1971 states and 2516 transitions. Word has length 151 [2018-11-07 12:57:25,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:25,073 INFO L480 AbstractCegarLoop]: Abstraction has 1971 states and 2516 transitions. [2018-11-07 12:57:25,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-07 12:57:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2516 transitions. [2018-11-07 12:57:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-07 12:57:25,079 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:25,079 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:57:25,080 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:25,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:25,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1348445523, now seen corresponding path program 1 times [2018-11-07 12:57:25,080 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:25,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:25,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:25,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:25,081 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:25,499 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 12:57:25,499 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:57:25,499 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 12:57:25,500 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-11-07 12:57:25,500 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 12:57:25,506 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 12:57:25,506 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 12:57:26,348 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 12:57:26,349 INFO L272 AbstractInterpreter]: Visited 113 different actions 335 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 12:57:26,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:26,387 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 12:57:26,387 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:57:26,388 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 12:57:26,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:26,402 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 12:57:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:26,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 12:57:26,539 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 12:57:26,540 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 12:57:26,829 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 12:57:26,857 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 12:57:26,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-11-07 12:57:26,857 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:26,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 12:57:26,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 12:57:26,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-07 12:57:26,858 INFO L87 Difference]: Start difference. First operand 1971 states and 2516 transitions. Second operand 3 states. [2018-11-07 12:57:28,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:28,378 INFO L93 Difference]: Finished difference Result 4995 states and 6561 transitions. [2018-11-07 12:57:28,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 12:57:28,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2018-11-07 12:57:28,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:28,394 INFO L225 Difference]: With dead ends: 4995 [2018-11-07 12:57:28,394 INFO L226 Difference]: Without dead ends: 3030 [2018-11-07 12:57:28,401 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-07 12:57:28,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2018-11-07 12:57:28,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3028. [2018-11-07 12:57:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3028 states. [2018-11-07 12:57:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 3722 transitions. [2018-11-07 12:57:28,471 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 3722 transitions. Word has length 151 [2018-11-07 12:57:28,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:28,471 INFO L480 AbstractCegarLoop]: Abstraction has 3028 states and 3722 transitions. [2018-11-07 12:57:28,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 12:57:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3722 transitions. [2018-11-07 12:57:28,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-07 12:57:28,479 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 12:57:28,480 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:57:28,480 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 12:57:28,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:28,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1591993186, now seen corresponding path program 1 times [2018-11-07 12:57:28,480 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 12:57:28,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:28,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 12:57:28,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 12:57:28,482 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 12:57:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 12:57:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 50 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-07 12:57:29,502 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 12:57:29,502 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 12:57:29,502 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-11-07 12:57:29,502 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 12:57:29,506 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 12:57:29,507 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 12:57:30,076 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 12:57:30,076 INFO L272 AbstractInterpreter]: Visited 113 different actions 338 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-07 12:57:30,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 12:57:30,079 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 12:57:30,410 INFO L227 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 80.77% of their original sizes. [2018-11-07 12:57:30,410 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 12:57:30,686 INFO L415 sIntCurrentIteration]: We unified 160 AI predicates to 160 [2018-11-07 12:57:30,686 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 12:57:30,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 12:57:30,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-11-07 12:57:30,687 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 12:57:30,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 12:57:30,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 12:57:30,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 12:57:30,688 INFO L87 Difference]: Start difference. First operand 3028 states and 3722 transitions. Second operand 10 states. [2018-11-07 12:57:36,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 12:57:36,019 INFO L93 Difference]: Finished difference Result 6431 states and 7733 transitions. [2018-11-07 12:57:36,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 12:57:36,019 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2018-11-07 12:57:36,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 12:57:36,019 INFO L225 Difference]: With dead ends: 6431 [2018-11-07 12:57:36,020 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 12:57:36,034 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 168 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-11-07 12:57:36,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 12:57:36,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 12:57:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 12:57:36,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 12:57:36,035 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-11-07 12:57:36,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 12:57:36,035 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 12:57:36,035 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 12:57:36,035 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 12:57:36,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 12:57:36,041 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 12:57:36,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,388 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 49 [2018-11-07 12:57:36,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 12:57:36,660 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-11-07 12:57:36,965 WARN L179 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2018-11-07 12:57:37,814 WARN L179 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 77 [2018-11-07 12:57:38,118 WARN L179 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 98 [2018-11-07 12:57:38,401 WARN L179 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 95 [2018-11-07 12:57:38,405 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 12:57:38,405 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a25~0)| ~a25~0)) [2018-11-07 12:57:38,405 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 12:57:38,406 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 12:57:38,407 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,408 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 12:57:38,409 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 12:57:38,410 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 12:57:38,411 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 12:57:38,412 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 12:57:38,413 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 12:57:38,414 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 12:57:38,415 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 12:57:38,416 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,417 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 12:57:38,418 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 12:57:38,419 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,420 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 12:57:38,421 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,422 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 12:57:38,423 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 12:57:38,424 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 12:57:38,425 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 12:57:38,425 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,425 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,425 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,425 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= |old(~a28~0)| ~a28~0)) (.cse4 (= |old(~a25~0)| ~a25~0)) (.cse5 (not (= ~a11~0 1)))) (let ((.cse10 (< 7 |old(~a28~0)|)) (.cse3 (= 1 ~a19~0)) (.cse6 (and .cse2 .cse4 .cse5)) (.cse11 (= 11 |old(~a28~0)|)) (.cse0 (= 1 |old(~a11~0)|)) (.cse8 (<= ~a17~0 7)) (.cse9 (< 7 |old(~a17~0)|)) (.cse7 (= 1 |old(~a25~0)|)) (.cse1 (not (= 1 |old(~a19~0)|)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5)) (or .cse0 .cse6 .cse7) (or .cse0 .cse8 .cse1 .cse9) (or .cse10 .cse7 (and .cse2 .cse4)) (or .cse1 .cse11 .cse9 .cse3) (or .cse1 (and .cse2 .cse8 .cse3 .cse4) .cse9 .cse7) (or .cse10 .cse1 (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse8 .cse4) .cse11 .cse9) (or .cse0 .cse6 .cse11) (or .cse0 .cse8 .cse9 .cse7) (or (< 6 |calculate_output_#in~input|) (not (= 1 ~a21~0)) (< 1 |old(~a11~0)|) (and .cse4 (<= 0 ~a11~0) .cse2 (<= ~a11~0 1) (= ~a17~0 8) (= ~a19~0 1)) (< |old(~a25~0)| 0) (< |old(~a28~0)| 7) (< 10 |old(~a28~0)|) (< |old(~a11~0)| 0) .cse1 (< 1 |old(~a25~0)|) (not (= 8 |old(~a17~0)|)) (< |calculate_output_#in~input| 1))))) [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 12:57:38,426 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 12:57:38,427 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 12:57:38,428 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 12:57:38,429 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,430 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 12:57:38,431 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 12:57:38,432 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 12:57:38,433 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 12:57:38,434 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-11-07 12:57:38,434 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 12:57:38,434 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 12:57:38,434 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 12:57:38,434 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 12:57:38,435 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 7)) (.cse1 (not (= ~a28~0 11))) (.cse2 (not (= ~a25~0 1))) (.cse5 (<= ~a28~0 7)) (.cse4 (= 1 ~a19~0)) (.cse0 (not (= ~a11~0 1)))) (or (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~a11~0)| 0)) (and .cse3 .cse2 .cse4) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse3 .cse1) (and .cse5 .cse2) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (and (<= 0 ~a25~0) (<= ~a28~0 10) (= ~a17~0 8) (= ~a19~0 1) (<= ~a25~0 1)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (and .cse5 .cse4) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)) (and .cse4 .cse0))) [2018-11-07 12:57:38,435 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 12:57:38,435 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 12:57:38,435 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 7)) (.cse1 (not (= ~a28~0 11))) (.cse2 (not (= ~a25~0 1))) (.cse5 (<= ~a28~0 7)) (.cse4 (= 1 ~a19~0)) (.cse0 (not (= ~a11~0 1)))) (or (and (<= 1 main_~input~0) (<= main_~input~0 6) (<= ~a28~0 10) (<= ~a25~0 1) (<= 0 ~a25~0) (= ~a17~0 8) (= ~a19~0 1)) (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~a11~0)| 0)) (and .cse3 .cse2 .cse4) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse3 .cse1) (and .cse5 .cse2) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (and .cse5 .cse4) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)) (and .cse4 .cse0))) [2018-11-07 12:57:38,436 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 12:57:38,436 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 12:57:38,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:57:38 BoogieIcfgContainer [2018-11-07 12:57:38,458 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 12:57:38,461 INFO L168 Benchmark]: Toolchain (without parser) took 45634.48 ms. Allocated memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: 1.6 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-11-07 12:57:38,462 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 12:57:38,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.32 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-11-07 12:57:38,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.16 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-11-07 12:57:38,466 INFO L168 Benchmark]: Boogie Preprocessor took 86.34 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. [2018-11-07 12:57:38,466 INFO L168 Benchmark]: RCFGBuilder took 3481.99 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: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. [2018-11-07 12:57:38,467 INFO L168 Benchmark]: TraceAbstraction took 41219.09 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 857.7 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -555.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-11-07 12:57:38,476 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 712.32 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 125.16 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -820.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.34 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 3481.99 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: 103.3 MB). Peak memory consumption was 103.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 41219.09 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 857.7 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -555.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(a11 == 1) && !(a28 == 11)) || (!(a25 == 1) && !(a11 == 1))) || !(\old(a11) == 0)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a19)) || !(v == 22)) || !(u == 21)) || (a17 <= 7 && !(a28 == 11))) || (a28 <= 7 && !(a25 == 1))) || !(a21 == 1)) || !(y == 25)) || !(3 == c)) || !(\old(a25) == 0)) || ((((0 <= a25 && a28 <= 10) && a17 == 8) && a19 == 1) && a25 <= 1)) || !(\old(a28) == 7)) || !(a == 1)) || !(26 == z)) || !(1 == \old(a19))) || !(x == 24)) || !(8 == \old(a17))) || (a28 <= 7 && 1 == a19)) || !(e == 5)) || !(d == 4)) || !(6 == f)) || !(w == 23)) || (1 == a19 && !(a11 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 41.1s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 27.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1278 SDtfs, 3784 SDslu, 700 SDs, 0 SdLazy, 4525 SolverSat, 995 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.9s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 966 GetRequests, 891 SyntacticMatches, 7 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3028occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.3s AbstIntTime, 4 AbstIntIterations, 2 AbstIntStrong, 0.9969215515325577 AbsIntWeakeningRatio, 0.23225806451612904 AbsIntAvgWeakeningVarsNumRemoved, 22.36774193548387 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 244 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 108 PreInvPairs, 179 NumberOfFragments, 685 HoareAnnotationTreeSize, 108 FomulaSimplifications, 4462 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2286 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1397 NumberOfCodeBlocks, 1397 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1681 ConstructedInterpolants, 0 QuantifiedInterpolants, 587214 SizeOfPredicates, 4 NumberOfNonLiveVariables, 805 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 412/458 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...