java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-63daa26 [2018-11-12 18:37:20,932 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-12 18:37:20,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-12 18:37:20,952 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-12 18:37:20,952 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-12 18:37:20,953 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-12 18:37:20,954 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-12 18:37:20,956 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-12 18:37:20,958 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-12 18:37:20,959 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-12 18:37:20,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-12 18:37:20,960 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-12 18:37:20,961 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-12 18:37:20,962 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-12 18:37:20,963 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-12 18:37:20,964 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-12 18:37:20,965 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-12 18:37:20,967 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-12 18:37:20,973 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-12 18:37:20,976 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-12 18:37:20,977 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-12 18:37:20,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-12 18:37:20,986 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-12 18:37:20,986 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-12 18:37:20,986 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-12 18:37:20,987 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-12 18:37:20,988 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-12 18:37:20,990 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-12 18:37:20,991 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-12 18:37:20,992 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-12 18:37:20,992 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-12 18:37:20,993 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-12 18:37:20,993 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-12 18:37:20,993 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-12 18:37:20,996 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-12 18:37:20,997 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-12 18:37:20,997 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-12 18:37:21,030 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-12 18:37:21,030 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-12 18:37:21,031 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-12 18:37:21,031 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-12 18:37:21,035 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-12 18:37:21,036 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-12 18:37:21,036 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-12 18:37:21,036 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-12 18:37:21,036 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-12 18:37:21,036 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-12 18:37:21,037 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-12 18:37:21,037 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-12 18:37:21,037 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-12 18:37:21,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-12 18:37:21,038 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-12 18:37:21,038 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-12 18:37:21,038 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-12 18:37:21,040 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-12 18:37:21,040 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-12 18:37:21,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-12 18:37:21,041 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-12 18:37:21,041 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-12 18:37:21,041 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-12 18:37:21,041 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-12 18:37:21,042 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-12 18:37:21,042 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 18:37:21,042 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-12 18:37:21,042 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-12 18:37:21,043 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-12 18:37:21,043 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-12 18:37:21,043 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-12 18:37:21,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-12 18:37:21,043 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-12 18:37:21,044 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-12 18:37:21,044 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-12 18:37:21,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-12 18:37:21,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-12 18:37:21,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-12 18:37:21,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-12 18:37:21,129 INFO L276 PluginConnector]: CDTParser initialized [2018-11-12 18:37:21,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18_true-unreach-call.c [2018-11-12 18:37:21,191 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bc7c3598/fb62c8aa5cb8428c80f36f66b6c28dab/FLAG0bdf2316c [2018-11-12 18:37:21,833 INFO L298 CDTParser]: Found 1 translation units. [2018-11-12 18:37:21,836 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label18_true-unreach-call.c [2018-11-12 18:37:21,853 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bc7c3598/fb62c8aa5cb8428c80f36f66b6c28dab/FLAG0bdf2316c [2018-11-12 18:37:21,873 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bc7c3598/fb62c8aa5cb8428c80f36f66b6c28dab [2018-11-12 18:37:21,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-12 18:37:21,886 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-12 18:37:21,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-12 18:37:21,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-12 18:37:21,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-12 18:37:21,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:37:21" (1/1) ... [2018-11-12 18:37:21,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1505abf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:21, skipping insertion in model container [2018-11-12 18:37:21,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 06:37:21" (1/1) ... [2018-11-12 18:37:21,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-12 18:37:21,996 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-12 18:37:22,727 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 18:37:22,733 INFO L189 MainTranslator]: Completed pre-run [2018-11-12 18:37:22,930 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 18:37:22,952 INFO L193 MainTranslator]: Completed translation [2018-11-12 18:37:22,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22 WrapperNode [2018-11-12 18:37:22,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-12 18:37:22,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-12 18:37:22,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-12 18:37:22,954 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-12 18:37:23,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-12 18:37:23,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-12 18:37:23,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-12 18:37:23,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-12 18:37:23,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... [2018-11-12 18:37:23,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-12 18:37:23,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-12 18:37:23,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-12 18:37:23,279 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-12 18:37:23,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 18:37:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-12 18:37:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-12 18:37:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-12 18:37:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-12 18:37:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-12 18:37:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-12 18:37:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-12 18:37:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-12 18:37:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-12 18:37:28,706 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-12 18:37:28,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:37:28 BoogieIcfgContainer [2018-11-12 18:37:28,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-12 18:37:28,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-12 18:37:28,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-12 18:37:28,712 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-12 18:37:28,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 06:37:21" (1/3) ... [2018-11-12 18:37:28,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb360f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:37:28, skipping insertion in model container [2018-11-12 18:37:28,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 06:37:22" (2/3) ... [2018-11-12 18:37:28,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb360f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 06:37:28, skipping insertion in model container [2018-11-12 18:37:28,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 06:37:28" (3/3) ... [2018-11-12 18:37:28,715 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label18_true-unreach-call.c [2018-11-12 18:37:28,726 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-12 18:37:28,735 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-12 18:37:28,754 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-12 18:37:28,796 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-12 18:37:28,796 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-12 18:37:28,797 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-12 18:37:28,797 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-12 18:37:28,797 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-12 18:37:28,797 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-12 18:37:28,797 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-12 18:37:28,797 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-12 18:37:28,829 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-12 18:37:28,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-12 18:37:28,838 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:37:28,839 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] [2018-11-12 18:37:28,842 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:37:28,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:37:28,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1436819431, now seen corresponding path program 1 times [2018-11-12 18:37:28,852 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:37:28,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:28,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:37:28,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:28,919 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:37:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:37:29,411 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 18:37:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 18:37:29,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 18:37:29,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 18:37:29,500 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:37:29,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 18:37:29,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 18:37:29,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 18:37:29,526 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 3 states. [2018-11-12 18:37:31,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:37:31,875 INFO L93 Difference]: Finished difference Result 782 states and 1372 transitions. [2018-11-12 18:37:31,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 18:37:31,877 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2018-11-12 18:37:31,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:37:31,896 INFO L225 Difference]: With dead ends: 782 [2018-11-12 18:37:31,897 INFO L226 Difference]: Without dead ends: 487 [2018-11-12 18:37:31,905 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 [2018-11-12 18:37:31,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-11-12 18:37:31,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 482. [2018-11-12 18:37:31,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-11-12 18:37:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 837 transitions. [2018-11-12 18:37:31,998 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 837 transitions. Word has length 41 [2018-11-12 18:37:31,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:37:31,999 INFO L480 AbstractCegarLoop]: Abstraction has 482 states and 837 transitions. [2018-11-12 18:37:31,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 18:37:32,000 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 837 transitions. [2018-11-12 18:37:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-12 18:37:32,006 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:37:32,007 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:37:32,007 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:37:32,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:37:32,008 INFO L82 PathProgramCache]: Analyzing trace with hash 1751988327, now seen corresponding path program 1 times [2018-11-12 18:37:32,008 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:37:32,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:32,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:37:32,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:32,010 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:37:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:37:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 18:37:32,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 18:37:32,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 18:37:32,402 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:37:32,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 18:37:32,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 18:37:32,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-12 18:37:32,407 INFO L87 Difference]: Start difference. First operand 482 states and 837 transitions. Second operand 6 states. [2018-11-12 18:37:38,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:37:38,624 INFO L93 Difference]: Finished difference Result 1802 states and 3378 transitions. [2018-11-12 18:37:38,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-12 18:37:38,625 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2018-11-12 18:37:38,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:37:38,641 INFO L225 Difference]: With dead ends: 1802 [2018-11-12 18:37:38,641 INFO L226 Difference]: Without dead ends: 1326 [2018-11-12 18:37:38,651 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-12 18:37:38,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2018-11-12 18:37:38,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1284. [2018-11-12 18:37:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1284 states. [2018-11-12 18:37:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1948 transitions. [2018-11-12 18:37:38,758 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1948 transitions. Word has length 112 [2018-11-12 18:37:38,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:37:38,759 INFO L480 AbstractCegarLoop]: Abstraction has 1284 states and 1948 transitions. [2018-11-12 18:37:38,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 18:37:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1948 transitions. [2018-11-12 18:37:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-12 18:37:38,774 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:37:38,774 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:37:38,774 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:37:38,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:37:38,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1980785435, now seen corresponding path program 1 times [2018-11-12 18:37:38,775 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:37:38,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:38,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:37:38,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:38,778 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:37:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:37:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 18:37:39,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 18:37:39,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 18:37:39,041 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:37:39,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 18:37:39,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 18:37:39,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-12 18:37:39,042 INFO L87 Difference]: Start difference. First operand 1284 states and 1948 transitions. Second operand 6 states. [2018-11-12 18:37:43,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:37:43,079 INFO L93 Difference]: Finished difference Result 4497 states and 7268 transitions. [2018-11-12 18:37:43,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 18:37:43,080 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-11-12 18:37:43,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:37:43,108 INFO L225 Difference]: With dead ends: 4497 [2018-11-12 18:37:43,108 INFO L226 Difference]: Without dead ends: 3219 [2018-11-12 18:37:43,124 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-12 18:37:43,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2018-11-12 18:37:43,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 3180. [2018-11-12 18:37:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3180 states. [2018-11-12 18:37:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 4560 transitions. [2018-11-12 18:37:43,250 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 4560 transitions. Word has length 122 [2018-11-12 18:37:43,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:37:43,250 INFO L480 AbstractCegarLoop]: Abstraction has 3180 states and 4560 transitions. [2018-11-12 18:37:43,250 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 18:37:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 4560 transitions. [2018-11-12 18:37:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-12 18:37:43,256 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:37:43,257 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:37:43,259 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:37:43,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:37:43,259 INFO L82 PathProgramCache]: Analyzing trace with hash -171627092, now seen corresponding path program 1 times [2018-11-12 18:37:43,259 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:37:43,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:43,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:37:43,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:37:43,263 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:37:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:37:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 18:37:43,732 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:37:43,732 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:37:43,733 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 187 with the following transitions: [2018-11-12 18:37:43,735 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [510], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:37:43,786 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:37:43,786 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:37:44,301 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 18:37:44,303 INFO L272 AbstractInterpreter]: Visited 79 different actions 79 times. Never merged. Never widened. Performed 817 root evaluator evaluations with a maximum evaluation depth of 6. Performed 817 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Never found a fixpoint. Largest state had 28 variables. [2018-11-12 18:37:44,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:37:44,341 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 18:37:44,961 INFO L227 lantSequenceWeakener]: Weakened 177 states. On average, predicates are now at 73.41% of their original sizes. [2018-11-12 18:37:44,962 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 18:37:45,367 INFO L415 sIntCurrentIteration]: We unified 185 AI predicates to 185 [2018-11-12 18:37:45,367 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 18:37:45,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 18:37:45,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2018-11-12 18:37:45,369 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:37:45,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-12 18:37:45,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-12 18:37:45,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-12 18:37:45,370 INFO L87 Difference]: Start difference. First operand 3180 states and 4560 transitions. Second operand 7 states. [2018-11-12 18:37:47,963 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:38:04,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:38:04,910 INFO L93 Difference]: Finished difference Result 6546 states and 9331 transitions. [2018-11-12 18:38:04,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 18:38:04,910 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 186 [2018-11-12 18:38:04,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:38:04,930 INFO L225 Difference]: With dead ends: 6546 [2018-11-12 18:38:04,930 INFO L226 Difference]: Without dead ends: 3372 [2018-11-12 18:38:04,943 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-12 18:38:04,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3372 states. [2018-11-12 18:38:05,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3372 to 3370. [2018-11-12 18:38:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3370 states. [2018-11-12 18:38:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3370 states and 4759 transitions. [2018-11-12 18:38:05,034 INFO L78 Accepts]: Start accepts. Automaton has 3370 states and 4759 transitions. Word has length 186 [2018-11-12 18:38:05,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:38:05,034 INFO L480 AbstractCegarLoop]: Abstraction has 3370 states and 4759 transitions. [2018-11-12 18:38:05,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-12 18:38:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 4759 transitions. [2018-11-12 18:38:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-12 18:38:05,039 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:38:05,039 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-12 18:38:05,039 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:38:05,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:05,040 INFO L82 PathProgramCache]: Analyzing trace with hash 525186115, now seen corresponding path program 1 times [2018-11-12 18:38:05,040 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:38:05,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:05,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:38:05,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:05,041 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:38:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:38:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-12 18:38:05,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 18:38:05,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-12 18:38:05,291 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:38:05,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-12 18:38:05,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-12 18:38:05,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 18:38:05,292 INFO L87 Difference]: Start difference. First operand 3370 states and 4759 transitions. Second operand 4 states. [2018-11-12 18:38:07,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:38:07,241 INFO L93 Difference]: Finished difference Result 9798 states and 15315 transitions. [2018-11-12 18:38:07,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-12 18:38:07,245 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 239 [2018-11-12 18:38:07,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:38:07,286 INFO L225 Difference]: With dead ends: 9798 [2018-11-12 18:38:07,286 INFO L226 Difference]: Without dead ends: 6624 [2018-11-12 18:38:07,310 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 18:38:07,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6624 states. [2018-11-12 18:38:07,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6624 to 6613. [2018-11-12 18:38:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6613 states. [2018-11-12 18:38:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6613 states to 6613 states and 9766 transitions. [2018-11-12 18:38:07,523 INFO L78 Accepts]: Start accepts. Automaton has 6613 states and 9766 transitions. Word has length 239 [2018-11-12 18:38:07,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:38:07,524 INFO L480 AbstractCegarLoop]: Abstraction has 6613 states and 9766 transitions. [2018-11-12 18:38:07,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-12 18:38:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 6613 states and 9766 transitions. [2018-11-12 18:38:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-12 18:38:07,540 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:38:07,540 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:38:07,541 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:38:07,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:07,541 INFO L82 PathProgramCache]: Analyzing trace with hash -704671656, now seen corresponding path program 1 times [2018-11-12 18:38:07,541 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:38:07,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:07,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:38:07,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:07,543 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:38:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:38:08,521 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-12 18:38:08,521 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:38:08,521 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:38:08,521 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 271 with the following transitions: [2018-11-12 18:38:08,522 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [629], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:38:08,529 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:38:08,529 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:38:08,670 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:38:09,282 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 18:38:09,283 INFO L272 AbstractInterpreter]: Visited 135 different actions 404 times. Merged at 7 different actions 21 times. Never widened. Performed 5424 root evaluator evaluations with a maximum evaluation depth of 6. Performed 5424 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-12 18:38:09,309 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:09,309 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 18:38:09,957 INFO L227 lantSequenceWeakener]: Weakened 267 states. On average, predicates are now at 75.16% of their original sizes. [2018-11-12 18:38:09,958 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 18:38:10,909 INFO L415 sIntCurrentIteration]: We unified 269 AI predicates to 269 [2018-11-12 18:38:10,910 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 18:38:10,910 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 18:38:10,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [7] total 16 [2018-11-12 18:38:10,910 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:38:10,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-12 18:38:10,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-12 18:38:10,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-12 18:38:10,914 INFO L87 Difference]: Start difference. First operand 6613 states and 9766 transitions. Second operand 11 states. [2018-11-12 18:38:30,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:38:30,843 INFO L93 Difference]: Finished difference Result 21157 states and 34059 transitions. [2018-11-12 18:38:30,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-12 18:38:30,843 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 270 [2018-11-12 18:38:30,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:38:30,943 INFO L225 Difference]: With dead ends: 21157 [2018-11-12 18:38:30,943 INFO L226 Difference]: Without dead ends: 14740 [2018-11-12 18:38:31,025 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 281 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2018-11-12 18:38:31,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14740 states. [2018-11-12 18:38:31,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14740 to 14598. [2018-11-12 18:38:31,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14598 states. [2018-11-12 18:38:31,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14598 states to 14598 states and 20094 transitions. [2018-11-12 18:38:31,504 INFO L78 Accepts]: Start accepts. Automaton has 14598 states and 20094 transitions. Word has length 270 [2018-11-12 18:38:31,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:38:31,505 INFO L480 AbstractCegarLoop]: Abstraction has 14598 states and 20094 transitions. [2018-11-12 18:38:31,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-12 18:38:31,505 INFO L276 IsEmpty]: Start isEmpty. Operand 14598 states and 20094 transitions. [2018-11-12 18:38:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2018-11-12 18:38:31,548 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:38:31,549 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:38:31,549 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:38:31,549 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:31,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1207468534, now seen corresponding path program 1 times [2018-11-12 18:38:31,550 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:38:31,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:31,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:38:31,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:31,551 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:38:31,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:38:32,312 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 82 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-12 18:38:32,312 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:38:32,313 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:38:32,313 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 352 with the following transitions: [2018-11-12 18:38:32,313 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [554], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:38:32,323 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:38:32,323 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:38:32,460 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:38:33,199 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 18:38:33,199 INFO L272 AbstractInterpreter]: Visited 126 different actions 492 times. Merged at 7 different actions 21 times. Never widened. Performed 6801 root evaluator evaluations with a maximum evaluation depth of 6. Performed 6801 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-12 18:38:33,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:33,238 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 18:38:34,471 INFO L227 lantSequenceWeakener]: Weakened 348 states. On average, predicates are now at 75.14% of their original sizes. [2018-11-12 18:38:34,471 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 18:38:35,421 INFO L415 sIntCurrentIteration]: We unified 350 AI predicates to 350 [2018-11-12 18:38:35,421 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 18:38:35,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 18:38:35,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-12 18:38:35,422 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:38:35,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-12 18:38:35,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-12 18:38:35,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-12 18:38:35,423 INFO L87 Difference]: Start difference. First operand 14598 states and 20094 transitions. Second operand 11 states. [2018-11-12 18:38:46,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:38:46,643 INFO L93 Difference]: Finished difference Result 36178 states and 50431 transitions. [2018-11-12 18:38:46,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-12 18:38:46,643 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 351 [2018-11-12 18:38:46,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:38:46,737 INFO L225 Difference]: With dead ends: 36178 [2018-11-12 18:38:46,737 INFO L226 Difference]: Without dead ends: 21964 [2018-11-12 18:38:46,792 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 360 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2018-11-12 18:38:46,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21964 states. [2018-11-12 18:38:47,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21964 to 21943. [2018-11-12 18:38:47,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21943 states. [2018-11-12 18:38:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21943 states to 21943 states and 29243 transitions. [2018-11-12 18:38:47,352 INFO L78 Accepts]: Start accepts. Automaton has 21943 states and 29243 transitions. Word has length 351 [2018-11-12 18:38:47,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:38:47,353 INFO L480 AbstractCegarLoop]: Abstraction has 21943 states and 29243 transitions. [2018-11-12 18:38:47,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-12 18:38:47,353 INFO L276 IsEmpty]: Start isEmpty. Operand 21943 states and 29243 transitions. [2018-11-12 18:38:47,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-12 18:38:47,399 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:38:47,400 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:38:47,400 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:38:47,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:47,401 INFO L82 PathProgramCache]: Analyzing trace with hash -186785097, now seen corresponding path program 1 times [2018-11-12 18:38:47,401 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:38:47,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:47,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:38:47,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:38:47,402 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:38:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:38:48,060 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 285 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-12 18:38:48,061 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:38:48,061 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:38:48,061 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 356 with the following transitions: [2018-11-12 18:38:48,062 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:38:48,068 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:38:48,068 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:38:48,187 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:38:49,165 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 18:38:49,165 INFO L272 AbstractInterpreter]: Visited 141 different actions 410 times. Merged at 5 different actions 9 times. Never widened. Performed 6294 root evaluator evaluations with a maximum evaluation depth of 6. Performed 6294 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-12 18:38:49,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:38:49,172 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 18:38:49,753 INFO L227 lantSequenceWeakener]: Weakened 352 states. On average, predicates are now at 73.34% of their original sizes. [2018-11-12 18:38:49,753 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 18:38:49,898 INFO L415 sIntCurrentIteration]: We unified 354 AI predicates to 354 [2018-11-12 18:38:49,899 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 18:38:49,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 18:38:49,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-11-12 18:38:49,899 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:38:49,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-12 18:38:49,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-12 18:38:49,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2018-11-12 18:38:49,901 INFO L87 Difference]: Start difference. First operand 21943 states and 29243 transitions. Second operand 13 states. [2018-11-12 18:39:13,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:39:13,047 INFO L93 Difference]: Finished difference Result 35030 states and 47599 transitions. [2018-11-12 18:39:13,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-12 18:39:13,047 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 355 [2018-11-12 18:39:13,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:39:13,134 INFO L225 Difference]: With dead ends: 35030 [2018-11-12 18:39:13,135 INFO L226 Difference]: Without dead ends: 22149 [2018-11-12 18:39:13,183 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 364 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=386, Unknown=0, NotChecked=0, Total=506 [2018-11-12 18:39:13,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22149 states. [2018-11-12 18:39:13,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22149 to 22143. [2018-11-12 18:39:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22143 states. [2018-11-12 18:39:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22143 states to 22143 states and 29441 transitions. [2018-11-12 18:39:13,653 INFO L78 Accepts]: Start accepts. Automaton has 22143 states and 29441 transitions. Word has length 355 [2018-11-12 18:39:13,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:39:13,653 INFO L480 AbstractCegarLoop]: Abstraction has 22143 states and 29441 transitions. [2018-11-12 18:39:13,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-12 18:39:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 22143 states and 29441 transitions. [2018-11-12 18:39:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-11-12 18:39:13,705 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:39:13,705 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:39:13,705 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:39:13,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:39:13,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1077696012, now seen corresponding path program 1 times [2018-11-12 18:39:13,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:39:13,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:39:13,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:39:13,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:39:13,712 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:39:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:39:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 285 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-12 18:39:14,382 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:39:14,382 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:39:14,382 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 372 with the following transitions: [2018-11-12 18:39:14,383 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:39:14,394 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:39:14,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:39:15,146 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:39:15,662 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 18:39:15,662 INFO L272 AbstractInterpreter]: Visited 157 different actions 458 times. Merged at 5 different actions 9 times. Never widened. Performed 8735 root evaluator evaluations with a maximum evaluation depth of 6. Performed 8735 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-12 18:39:15,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:39:15,696 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 18:39:16,427 INFO L227 lantSequenceWeakener]: Weakened 95 states. On average, predicates are now at 74.35% of their original sizes. [2018-11-12 18:39:16,428 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 18:39:16,868 INFO L415 sIntCurrentIteration]: We unified 370 AI predicates to 370 [2018-11-12 18:39:16,868 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 18:39:16,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 18:39:16,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [6] total 26 [2018-11-12 18:39:16,869 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:39:16,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-11-12 18:39:16,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-11-12 18:39:16,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2018-11-12 18:39:16,870 INFO L87 Difference]: Start difference. First operand 22143 states and 29441 transitions. Second operand 22 states. [2018-11-12 18:39:47,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:39:47,118 INFO L93 Difference]: Finished difference Result 45066 states and 60053 transitions. [2018-11-12 18:39:47,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-12 18:39:47,118 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 371 [2018-11-12 18:39:47,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:39:47,202 INFO L225 Difference]: With dead ends: 45066 [2018-11-12 18:39:47,202 INFO L226 Difference]: Without dead ends: 23507 [2018-11-12 18:39:47,255 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 390 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 412 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=325, Invalid=1397, Unknown=0, NotChecked=0, Total=1722 [2018-11-12 18:39:47,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23507 states. [2018-11-12 18:39:47,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23507 to 23300. [2018-11-12 18:39:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23300 states. [2018-11-12 18:39:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23300 states to 23300 states and 30768 transitions. [2018-11-12 18:39:47,689 INFO L78 Accepts]: Start accepts. Automaton has 23300 states and 30768 transitions. Word has length 371 [2018-11-12 18:39:47,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:39:47,690 INFO L480 AbstractCegarLoop]: Abstraction has 23300 states and 30768 transitions. [2018-11-12 18:39:47,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-11-12 18:39:47,690 INFO L276 IsEmpty]: Start isEmpty. Operand 23300 states and 30768 transitions. [2018-11-12 18:39:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-11-12 18:39:47,745 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:39:47,745 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:39:47,745 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:39:47,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:39:47,746 INFO L82 PathProgramCache]: Analyzing trace with hash -2035209413, now seen corresponding path program 1 times [2018-11-12 18:39:47,746 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:39:47,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:39:47,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:39:47,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:39:47,748 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:39:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:39:48,186 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 303 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-12 18:39:48,186 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:39:48,186 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:39:48,186 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 374 with the following transitions: [2018-11-12 18:39:48,187 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [582], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:39:48,190 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:39:48,190 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:39:48,305 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:39:50,306 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 18:39:50,306 INFO L272 AbstractInterpreter]: Visited 142 different actions 837 times. Merged at 8 different actions 45 times. Widened at 1 different actions 1 times. Performed 13668 root evaluator evaluations with a maximum evaluation depth of 6. Performed 13668 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 10 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-12 18:39:50,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:39:50,314 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 18:39:50,314 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:39:50,314 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 18:39:50,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:39:50,325 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 18:39:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:39:50,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 18:39:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 303 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-12 18:39:50,724 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 18:39:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 303 proven. 2 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-12 18:39:51,196 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 18:39:51,197 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-11-12 18:39:51,197 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 18:39:51,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-12 18:39:51,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-12 18:39:51,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-11-12 18:39:51,199 INFO L87 Difference]: Start difference. First operand 23300 states and 30768 transitions. Second operand 7 states. [2018-11-12 18:39:53,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:39:53,601 INFO L93 Difference]: Finished difference Result 37403 states and 53057 transitions. [2018-11-12 18:39:53,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-12 18:39:53,601 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 373 [2018-11-12 18:39:53,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:39:53,729 INFO L225 Difference]: With dead ends: 37403 [2018-11-12 18:39:53,730 INFO L226 Difference]: Without dead ends: 24522 [2018-11-12 18:39:53,786 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 755 GetRequests, 746 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-12 18:39:53,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24522 states. [2018-11-12 18:39:54,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24522 to 23571. [2018-11-12 18:39:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23571 states. [2018-11-12 18:39:54,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23571 states to 23571 states and 30639 transitions. [2018-11-12 18:39:54,294 INFO L78 Accepts]: Start accepts. Automaton has 23571 states and 30639 transitions. Word has length 373 [2018-11-12 18:39:54,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:39:54,294 INFO L480 AbstractCegarLoop]: Abstraction has 23571 states and 30639 transitions. [2018-11-12 18:39:54,295 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-12 18:39:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand 23571 states and 30639 transitions. [2018-11-12 18:39:54,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2018-11-12 18:39:54,338 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:39:54,339 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:39:54,339 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:39:54,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:39:54,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1882536040, now seen corresponding path program 1 times [2018-11-12 18:39:54,340 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:39:54,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:39:54,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:39:54,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:39:54,341 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:39:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:39:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 284 proven. 32 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-12 18:39:55,055 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:39:55,056 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:39:55,056 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 421 with the following transitions: [2018-11-12 18:39:55,056 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [819], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:39:55,059 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:39:55,059 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:39:55,168 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:39:56,543 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 18:39:56,544 INFO L272 AbstractInterpreter]: Visited 151 different actions 1038 times. Merged at 8 different actions 51 times. Widened at 1 different actions 2 times. Performed 16513 root evaluator evaluations with a maximum evaluation depth of 6. Performed 16513 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 11 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-12 18:39:56,551 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:39:56,551 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 18:39:56,551 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:39:56,551 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2018-11-12 18:39:56,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:39:56,561 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 18:39:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:39:56,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 18:39:56,845 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 266 proven. 64 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-12 18:39:56,846 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 18:39:57,522 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 326 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-12 18:39:57,542 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 18:39:57,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2018-11-12 18:39:57,542 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 18:39:57,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 18:39:57,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 18:39:57,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-12 18:39:57,544 INFO L87 Difference]: Start difference. First operand 23571 states and 30639 transitions. Second operand 6 states. [2018-11-12 18:39:59,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:39:59,630 INFO L93 Difference]: Finished difference Result 37020 states and 50495 transitions. [2018-11-12 18:39:59,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-12 18:39:59,630 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 420 [2018-11-12 18:39:59,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:39:59,742 INFO L225 Difference]: With dead ends: 37020 [2018-11-12 18:39:59,743 INFO L226 Difference]: Without dead ends: 23867 [2018-11-12 18:40:01,052 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 849 GetRequests, 838 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-11-12 18:40:01,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23867 states. [2018-11-12 18:40:01,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23867 to 23396. [2018-11-12 18:40:01,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23396 states. [2018-11-12 18:40:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23396 states to 23396 states and 29928 transitions. [2018-11-12 18:40:01,491 INFO L78 Accepts]: Start accepts. Automaton has 23396 states and 29928 transitions. Word has length 420 [2018-11-12 18:40:01,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:40:01,492 INFO L480 AbstractCegarLoop]: Abstraction has 23396 states and 29928 transitions. [2018-11-12 18:40:01,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 18:40:01,492 INFO L276 IsEmpty]: Start isEmpty. Operand 23396 states and 29928 transitions. [2018-11-12 18:40:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-11-12 18:40:01,547 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:40:01,547 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:40:01,548 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:40:01,548 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:40:01,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1118149845, now seen corresponding path program 1 times [2018-11-12 18:40:01,548 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:40:01,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:40:01,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:40:01,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:40:01,549 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:40:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:40:01,970 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 344 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-12 18:40:01,970 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:40:01,970 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 18:40:01,971 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 469 with the following transitions: [2018-11-12 18:40:01,971 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [229], [231], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [931], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [1002], [1013], [1017], [1021], [1032], [1036], [1040], [1044], [1055], [1059], [1063], [1067], [1070], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-12 18:40:01,974 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 18:40:01,974 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 18:40:02,102 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-12 18:40:03,222 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 18:40:03,222 INFO L272 AbstractInterpreter]: Visited 196 different actions 972 times. Merged at 8 different actions 40 times. Widened at 1 different actions 1 times. Performed 15875 root evaluator evaluations with a maximum evaluation depth of 6. Performed 15875 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 8 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-12 18:40:03,231 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:40:03,231 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 18:40:03,231 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 18:40:03,231 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 18:40:03,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:40:03,247 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 18:40:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:40:03,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 18:40:03,553 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 344 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-12 18:40:03,553 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 18:40:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 344 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-12 18:40:03,978 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 18:40:03,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2018-11-12 18:40:03,978 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 18:40:03,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 18:40:03,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 18:40:03,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-12 18:40:03,980 INFO L87 Difference]: Start difference. First operand 23396 states and 29928 transitions. Second operand 6 states. [2018-11-12 18:40:07,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:40:07,080 INFO L93 Difference]: Finished difference Result 54501 states and 72840 transitions. [2018-11-12 18:40:07,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-12 18:40:07,081 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 468 [2018-11-12 18:40:07,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:40:07,194 INFO L225 Difference]: With dead ends: 54501 [2018-11-12 18:40:07,194 INFO L226 Difference]: Without dead ends: 31694 [2018-11-12 18:40:07,264 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 951 GetRequests, 938 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-12 18:40:07,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31694 states. [2018-11-12 18:40:07,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31694 to 28014. [2018-11-12 18:40:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28014 states. [2018-11-12 18:40:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28014 states to 28014 states and 35943 transitions. [2018-11-12 18:40:07,817 INFO L78 Accepts]: Start accepts. Automaton has 28014 states and 35943 transitions. Word has length 468 [2018-11-12 18:40:07,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:40:07,818 INFO L480 AbstractCegarLoop]: Abstraction has 28014 states and 35943 transitions. [2018-11-12 18:40:07,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 18:40:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 28014 states and 35943 transitions. [2018-11-12 18:40:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2018-11-12 18:40:07,885 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 18:40:07,885 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 18:40:07,886 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 18:40:07,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 18:40:07,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1428565028, now seen corresponding path program 1 times [2018-11-12 18:40:07,886 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 18:40:07,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:40:07,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 18:40:07,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 18:40:07,887 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 18:40:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 18:40:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 730 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2018-11-12 18:40:08,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 18:40:08,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-12 18:40:08,305 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 18:40:08,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-12 18:40:08,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-12 18:40:08,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 18:40:08,306 INFO L87 Difference]: Start difference. First operand 28014 states and 35943 transitions. Second operand 4 states. [2018-11-12 18:40:10,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 18:40:10,187 INFO L93 Difference]: Finished difference Result 51198 states and 68688 transitions. [2018-11-12 18:40:10,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-12 18:40:10,187 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 514 [2018-11-12 18:40:10,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 18:40:10,188 INFO L225 Difference]: With dead ends: 51198 [2018-11-12 18:40:10,188 INFO L226 Difference]: Without dead ends: 0 [2018-11-12 18:40:10,327 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-12 18:40:10,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-12 18:40:10,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-12 18:40:10,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-12 18:40:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-12 18:40:10,328 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 514 [2018-11-12 18:40:10,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 18:40:10,328 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-12 18:40:10,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-12 18:40:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-12 18:40:10,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-12 18:40:10,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-12 18:40:10,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:10,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:10,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:11,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,245 WARN L179 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 576 DAG size of output: 190 [2018-11-12 18:40:12,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:12,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 18:40:13,569 WARN L179 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 668 DAG size of output: 271 [2018-11-12 18:40:13,930 WARN L179 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2018-11-12 18:40:14,120 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 56 [2018-11-12 18:40:21,084 WARN L179 SmtUtils]: Spent 6.94 s on a formula simplification. DAG size of input: 508 DAG size of output: 199 [2018-11-12 18:40:21,889 WARN L179 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 84 [2018-11-12 18:40:22,759 WARN L179 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 80 [2018-11-12 18:40:22,762 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,763 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,764 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-12 18:40:22,765 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,766 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,767 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,768 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-12 18:40:22,769 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,770 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,771 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-12 18:40:22,772 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,773 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,774 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse13 (= ~a25~0 13)) (.cse11 (= ~a29~0 |old(~a29~0)|)) (.cse12 (= ~a23~0 |old(~a23~0)|)) (.cse14 (= ~a4~0 |old(~a4~0)|))) (let ((.cse9 (< |old(~a29~0)| 130)) (.cse20 (< 0 |old(~a4~0)|)) (.cse17 (< 12 |old(~a25~0)|)) (.cse7 (< |old(~a23~0)| 307)) (.cse8 (and .cse11 .cse12 .cse14)) (.cse18 (= 13 |old(~a25~0)|)) (.cse21 (and .cse11 .cse12 (not .cse13) .cse14)) (.cse10 (<= ~a25~0 10)) (.cse1 (< 369435 |old(~a29~0)|)) (.cse22 (< |old(~a29~0)| 141)) (.cse4 (not (= 312 |old(~a23~0)|))) (.cse0 (< 6 |calculate_output_#in~input|)) (.cse24 (and (<= ~a25~0 13) (<= 10 ~a25~0))) (.cse16 (< |old(~a25~0)| 10)) (.cse25 (< 245 |old(~a29~0)|)) (.cse19 (< |old(~a23~0)| 97)) (.cse15 (< 312 |old(~a23~0)|)) (.cse23 (< 13 |old(~a25~0)|)) (.cse2 (not (= 15 ~a8~0))) (.cse3 (not (= 1 ~a3~0))) (.cse5 (not (= 1 |old(~a4~0)|))) (.cse6 (< |calculate_output_#in~input| 1))) (and (or .cse0 (or (not (= 9 |old(~a25~0)|)) (< |old(~a29~0)| 369425) .cse1) .cse2 .cse3 .cse4 (= ~a25~0 9) .cse5 .cse6) (or (< 0 (+ |old(~a23~0)| 599772)) (not (= (mod |old(~a29~0)| 5) 0)) (= ~a25~0 12) (< |old(~a29~0)| 260) (not (= 0 (mod |old(~a23~0)| 12))) .cse6 .cse0 (< 274 |old(~a29~0)|) (not (= 12 |old(~a25~0)|)) .cse3 .cse2 (< (+ |old(~a23~0)| 599777) 0) (not (= 0 |old(~a4~0)|))) (or .cse7 .cse8 .cse5) (or (not (= |old(~a25~0)| 10)) (< 130 |old(~a29~0)|) (not (= ~inputF~0 6)) .cse9 (not (= 1 ~inputA~0)) (not (= 4 ~inputD~0)) .cse6 .cse0 (not (= ~inputE~0 5)) (not (= 3 ~inputC~0)) (not (= |old(~a23~0)| 312)) .cse10 (not (= 2 ~inputB~0)) (not (= ~a3~0 1)) .cse5 (not (= ~a8~0 15))) (or .cse0 (and .cse11 .cse12 (or (and (= (mod ~a25~0 2) 0) (<= 307 ~a23~0)) .cse13) .cse14) (and (or .cse15 .cse7 .cse16 .cse2 .cse3 .cse9 .cse5 (< 275 |old(~a29~0)|) (not (= 0 (mod |old(~a25~0)| 2))) .cse17) (or (< 262 |old(~a23~0)|) .cse2 .cse3 .cse5 (not .cse18) .cse19)) .cse6) (or .cse8 (<= (+ |old(~a23~0)| 43) 0) .cse20) (or .cse21 .cse18 .cse20) (or .cse22 (or (< 277 |old(~a29~0)|) .cse20) (and .cse12 .cse11 .cse14)) (or .cse0 (and (<= 11 ~a25~0) (<= ~a25~0 12)) .cse22 (or .cse15 (< |old(~a25~0)| 11) .cse2 .cse3 (< (+ |old(~a23~0)| 4) 0)) .cse5 (not (= 0 (mod |old(~a23~0)| 2))) .cse17 .cse6) (or .cse0 .cse16 .cse18 .cse19 .cse15 .cse23 .cse2 .cse3 .cse5 .cse6 .cse24) (or .cse0 .cse7 .cse16 .cse24 .cse15 .cse23 .cse2 .cse3 .cse5 .cse6) (or .cse25 .cse5 .cse8) (or .cse5 .cse18 .cse21) (or .cse0 (< |old(~a25~0)| 9) (and (<= 9 ~a25~0) .cse10) .cse1 .cse22 .cse2 .cse3 .cse4 .cse5 .cse6 (< 10 |old(~a25~0)|)) (or .cse0 .cse24 .cse16 .cse25 .cse19 .cse15 .cse23 .cse2 .cse3 .cse5 .cse6)))) [2018-11-12 18:40:22,774 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,775 INFO L425 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,776 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,777 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,778 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,779 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,780 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-12 18:40:22,781 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-12 18:40:22,782 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,783 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-12 18:40:22,784 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,785 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,786 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-12 18:40:22,787 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-12 18:40:22,788 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-12 18:40:22,789 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,790 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,790 INFO L425 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-12 18:40:22,790 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-12 18:40:22,790 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~inputF~0 6) (= ~a23~0 312) (= ~inputA~0 1) (= ~inputC~0 3) (= ~a8~0 15) (= ~a29~0 130) (= ~inputB~0 2) (= ~inputE~0 5) (= ~inputD~0 4) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-12 18:40:22,790 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-12 18:40:22,790 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-12 18:40:22,790 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (and (= ~a25~0 10) (= ~a29~0 130) (= ~a23~0 |old(~a23~0)|) (= 1 ~a4~0)) (not (= 130 |old(~a29~0)|)) (not (= 4 ~inputD~0)) (not (= ~inputE~0 5)) (not (= ~inputA~0 1)) (not (= 3 ~inputC~0)) (not (= |old(~a23~0)| 312)) (not (= 2 ~inputB~0)) (not (= |old(~a25~0)| 10)) (not (= ~a3~0 1)) (not (= 1 |old(~a4~0)|)) (not (= ~a8~0 15)) (not (= ~inputF~0 6))) [2018-11-12 18:40:22,790 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-12 18:40:22,791 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0)) (.cse1 (<= ~a4~0 0)) (.cse2 (not (= ~a25~0 13)))) (or (and .cse0 (<= 307 ~a23~0)) (and .cse1 (< 0 (+ ~a23~0 43))) (not (= 130 |old(~a29~0)|)) (not (= 4 ~inputD~0)) (and (<= ~a29~0 245) .cse0) (not (= ~inputE~0 5)) (and .cse2 .cse0) (and (<= 1 main_~input~0) (<= main_~input~0 6) (and (<= 97 ~a23~0) (= ~a4~0 1) (<= ~a23~0 262))) (not (= ~inputA~0 1)) (not (= 3 ~inputC~0)) (not (= |old(~a23~0)| 312)) (not (= 2 ~inputB~0)) (not (= |old(~a25~0)| 10)) (and .cse1 (<= ~a29~0 277) (<= 141 ~a29~0)) (not (= ~a3~0 1)) (not (= 1 |old(~a4~0)|)) (and .cse1 .cse2) (not (= ~a8~0 15)) (not (= ~inputF~0 6)))) [2018-11-12 18:40:22,791 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-12 18:40:22,791 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-12 18:40:22,791 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-11-12 18:40:22,791 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0)) (.cse1 (<= ~a4~0 0)) (.cse2 (not (= ~a25~0 13)))) (or (and .cse0 (<= 307 ~a23~0)) (and .cse1 (< 0 (+ ~a23~0 43))) (not (= 130 |old(~a29~0)|)) (and (<= ~a29~0 245) .cse0) (not (= |old(~a25~0)| 10)) (and .cse1 (<= ~a29~0 277) (<= 141 ~a29~0)) (and (and (<= 97 ~a23~0) (<= ~a23~0 262)) .cse0) (not (= ~inputF~0 6)) (not (= 1 ~inputA~0)) (not (= 4 ~inputD~0)) (not (= ~inputE~0 5)) (and .cse2 .cse0) (not (= 3 ~inputC~0)) (not (= |old(~a23~0)| 312)) (not (= 2 ~inputB~0)) (not (= ~a3~0 1)) (not (= 1 |old(~a4~0)|)) (and .cse1 .cse2) (not (= ~a8~0 15)))) [2018-11-12 18:40:22,791 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-11-12 18:40:22,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 06:40:22 BoogieIcfgContainer [2018-11-12 18:40:22,806 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-12 18:40:22,807 INFO L168 Benchmark]: Toolchain (without parser) took 180921.59 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.0 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-11-12 18:40:22,808 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-12 18:40:22,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1065.51 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-11-12 18:40:22,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 163.09 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -845.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2018-11-12 18:40:22,810 INFO L168 Benchmark]: Boogie Preprocessor took 157.78 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. [2018-11-12 18:40:22,810 INFO L168 Benchmark]: RCFGBuilder took 5428.32 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 7.1 GB. [2018-11-12 18:40:22,811 INFO L168 Benchmark]: TraceAbstraction took 174097.84 ms. Allocated memory was 2.3 GB in the beginning and 4.6 GB in the end (delta: 2.3 GB). Free memory was 2.0 GB in the beginning and 2.8 GB in the end (delta: -730.4 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-11-12 18:40:22,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1065.51 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 163.09 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -845.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 157.78 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 5428.32 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 174097.84 ms. Allocated memory was 2.3 GB in the beginning and 4.6 GB in the end (delta: 2.3 GB). Free memory was 2.0 GB in the beginning and 2.8 GB in the end (delta: -730.4 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 108]: 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: 1034]: Loop Invariant Derived loop invariant: ((((((((((((((((((1 == a4 && 307 <= a23) || (a4 <= 0 && 0 < a23 + 43)) || !(130 == \old(a29))) || (a29 <= 245 && 1 == a4)) || !(\old(a25) == 10)) || ((a4 <= 0 && a29 <= 277) && 141 <= a29)) || ((97 <= a23 && a23 <= 262) && 1 == a4)) || !(inputF == 6)) || !(1 == inputA)) || !(4 == inputD)) || !(inputE == 5)) || (!(a25 == 13) && 1 == a4)) || !(3 == inputC)) || !(\old(a23) == 312)) || !(2 == inputB)) || !(a3 == 1)) || !(1 == \old(a4))) || (a4 <= 0 && !(a25 == 13))) || !(a8 == 15) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 174.0s OverallTime, 13 OverallIterations, 5 TraceHistogramMax, 130.8s AutomataDifference, 0.0s DeadEndRemovalTime, 12.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2628 SDtfs, 13560 SDslu, 3498 SDs, 0 SdLazy, 22548 SolverSat, 3564 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 51.7s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 4170 GetRequests, 4010 SyntacticMatches, 10 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 670 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28014occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 9.6s AbstIntTime, 8 AbstIntIterations, 5 AbstIntStrong, 0.9975566890280649 AbsIntWeakeningRatio, 0.10405759162303665 AbsIntAvgWeakeningVarsNumRemoved, 21.18782722513089 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 5577 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 765 PreInvPairs, 1067 NumberOfFragments, 972 HoareAnnotationTreeSize, 765 FomulaSimplifications, 68924 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 23457 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 5083 NumberOfCodeBlocks, 5083 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6325 ConstructedInterpolants, 0 QuantifiedInterpolants, 5936987 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1998 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 19 InterpolantComputations, 5 PerfectInterpolantSequences, 5879/6150 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...