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/Problem03_label56_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-63daa26 [2018-11-12 17:27:37,719 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-12 17:27:37,722 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-12 17:27:37,737 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-12 17:27:37,737 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-12 17:27:37,738 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-12 17:27:37,741 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-12 17:27:37,743 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-12 17:27:37,744 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-12 17:27:37,745 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-12 17:27:37,746 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-12 17:27:37,746 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-12 17:27:37,747 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-12 17:27:37,748 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-12 17:27:37,749 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-12 17:27:37,750 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-12 17:27:37,751 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-12 17:27:37,753 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-12 17:27:37,754 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-12 17:27:37,756 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-12 17:27:37,757 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-12 17:27:37,758 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-12 17:27:37,761 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-12 17:27:37,761 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-12 17:27:37,761 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-12 17:27:37,762 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-12 17:27:37,763 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-12 17:27:37,764 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-12 17:27:37,764 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-12 17:27:37,769 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-12 17:27:37,769 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-12 17:27:37,770 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-12 17:27:37,770 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-12 17:27:37,770 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-12 17:27:37,773 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-12 17:27:37,773 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-12 17:27:37,774 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 17:27:37,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-12 17:27:37,792 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-12 17:27:37,793 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-12 17:27:37,793 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-12 17:27:37,793 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-12 17:27:37,793 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-12 17:27:37,794 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-12 17:27:37,794 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-12 17:27:37,794 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-12 17:27:37,794 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-12 17:27:37,794 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-12 17:27:37,795 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-12 17:27:37,795 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-12 17:27:37,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-12 17:27:37,796 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-12 17:27:37,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-12 17:27:37,796 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-12 17:27:37,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-12 17:27:37,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-12 17:27:37,797 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-12 17:27:37,797 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-12 17:27:37,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-12 17:27:37,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-12 17:27:37,797 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-12 17:27:37,798 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-12 17:27:37,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-12 17:27:37,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-12 17:27:37,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-12 17:27:37,798 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-12 17:27:37,799 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-12 17:27:37,799 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-12 17:27:37,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-12 17:27:37,799 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-12 17:27:37,799 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-12 17:27:37,800 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-12 17:27:37,850 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-12 17:27:37,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-12 17:27:37,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-12 17:27:37,868 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-12 17:27:37,868 INFO L276 PluginConnector]: CDTParser initialized [2018-11-12 17:27:37,869 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-12 17:27:37,925 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f733e430a/98a3403c45fd4d6b903091f950a50c6d/FLAGe1088ebb1 [2018-11-12 17:27:38,535 INFO L298 CDTParser]: Found 1 translation units. [2018-11-12 17:27:38,537 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-11-12 17:27:38,558 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f733e430a/98a3403c45fd4d6b903091f950a50c6d/FLAGe1088ebb1 [2018-11-12 17:27:38,577 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f733e430a/98a3403c45fd4d6b903091f950a50c6d [2018-11-12 17:27:38,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-12 17:27:38,591 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-12 17:27:38,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-12 17:27:38,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-12 17:27:38,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-12 17:27:38,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:27:38" (1/1) ... [2018-11-12 17:27:38,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e2cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:38, skipping insertion in model container [2018-11-12 17:27:38,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 05:27:38" (1/1) ... [2018-11-12 17:27:38,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-12 17:27:38,706 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-12 17:27:39,545 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:27:39,550 INFO L189 MainTranslator]: Completed pre-run [2018-11-12 17:27:39,768 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-12 17:27:39,792 INFO L193 MainTranslator]: Completed translation [2018-11-12 17:27:39,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39 WrapperNode [2018-11-12 17:27:39,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-12 17:27:39,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-12 17:27:39,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-12 17:27:39,795 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-12 17:27:39,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-12 17:27:40,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-12 17:27:40,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-12 17:27:40,016 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-12 17:27:40,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (1/1) ... [2018-11-12 17:27:40,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-12 17:27:40,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-12 17:27:40,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-12 17:27:40,146 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-12 17:27:40,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (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 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-12 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-12 17:27:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-12 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-12 17:27:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-12 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-12 17:27:40,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-12 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-12 17:27:40,222 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-12 17:27:45,524 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-12 17:27:45,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:27:45 BoogieIcfgContainer [2018-11-12 17:27:45,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-12 17:27:45,526 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-12 17:27:45,527 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-12 17:27:45,531 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-12 17:27:45,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 05:27:38" (1/3) ... [2018-11-12 17:27:45,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489932b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:27:45, skipping insertion in model container [2018-11-12 17:27:45,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 05:27:39" (2/3) ... [2018-11-12 17:27:45,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489932b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 05:27:45, skipping insertion in model container [2018-11-12 17:27:45,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 05:27:45" (3/3) ... [2018-11-12 17:27:45,535 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label56_true-unreach-call.c [2018-11-12 17:27:45,546 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-12 17:27:45,556 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-12 17:27:45,576 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-12 17:27:45,617 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-12 17:27:45,617 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-12 17:27:45,617 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-12 17:27:45,617 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-12 17:27:45,617 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-12 17:27:45,618 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-12 17:27:45,618 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-12 17:27:45,618 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-12 17:27:45,649 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-11-12 17:27:45,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-12 17:27:45,668 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:27:45,670 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:27:45,672 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:27:45,679 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:27:45,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1240181017, now seen corresponding path program 1 times [2018-11-12 17:27:45,682 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:27:45,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:45,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:27:45,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:45,743 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:27:46,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:27:46,553 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-12 17:27:46,762 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 17:27:46,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:27:46,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 17:27:46,765 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:27:46,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:27:46,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:27:46,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:27:46,793 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-11-12 17:27:48,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:27:48,845 INFO L93 Difference]: Finished difference Result 844 states and 1489 transitions. [2018-11-12 17:27:48,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:27:48,847 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2018-11-12 17:27:48,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:27:48,870 INFO L225 Difference]: With dead ends: 844 [2018-11-12 17:27:48,871 INFO L226 Difference]: Without dead ends: 530 [2018-11-12 17:27:48,878 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 17:27:48,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-11-12 17:27:48,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 525. [2018-11-12 17:27:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-11-12 17:27:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 865 transitions. [2018-11-12 17:27:48,972 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 865 transitions. Word has length 180 [2018-11-12 17:27:48,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:27:48,973 INFO L480 AbstractCegarLoop]: Abstraction has 525 states and 865 transitions. [2018-11-12 17:27:48,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:27:48,974 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 865 transitions. [2018-11-12 17:27:48,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-12 17:27:48,985 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:27:48,985 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:27:48,986 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:27:48,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:27:48,986 INFO L82 PathProgramCache]: Analyzing trace with hash 886765725, now seen corresponding path program 1 times [2018-11-12 17:27:48,987 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:27:48,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:48,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:27:48,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:48,988 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:27:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:27:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:27:49,518 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:27:49,518 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 17:27:49,519 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:27:49,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:27:49,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:27:49,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:27:49,522 INFO L87 Difference]: Start difference. First operand 525 states and 865 transitions. Second operand 3 states. [2018-11-12 17:27:51,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:27:51,315 INFO L93 Difference]: Finished difference Result 1473 states and 2496 transitions. [2018-11-12 17:27:51,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:27:51,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2018-11-12 17:27:51,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:27:51,327 INFO L225 Difference]: With dead ends: 1473 [2018-11-12 17:27:51,327 INFO L226 Difference]: Without dead ends: 954 [2018-11-12 17:27:51,331 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:27:51,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2018-11-12 17:27:51,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 952. [2018-11-12 17:27:51,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 952 states. [2018-11-12 17:27:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1496 transitions. [2018-11-12 17:27:51,381 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1496 transitions. Word has length 193 [2018-11-12 17:27:51,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:27:51,382 INFO L480 AbstractCegarLoop]: Abstraction has 952 states and 1496 transitions. [2018-11-12 17:27:51,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:27:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1496 transitions. [2018-11-12 17:27:51,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-12 17:27:51,386 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:27:51,387 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:27:51,387 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:27:51,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:27:51,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1074543495, now seen corresponding path program 1 times [2018-11-12 17:27:51,388 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:27:51,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:51,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:27:51,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:51,390 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:27:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:27:51,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:27:51,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:27:51,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-12 17:27:51,726 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:27:51,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:27:51,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:27:51,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:27:51,730 INFO L87 Difference]: Start difference. First operand 952 states and 1496 transitions. Second operand 3 states. [2018-11-12 17:27:54,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:27:54,310 INFO L93 Difference]: Finished difference Result 2750 states and 4436 transitions. [2018-11-12 17:27:54,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:27:54,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2018-11-12 17:27:54,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:27:54,336 INFO L225 Difference]: With dead ends: 2750 [2018-11-12 17:27:54,337 INFO L226 Difference]: Without dead ends: 1804 [2018-11-12 17:27:54,343 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-12 17:27:54,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2018-11-12 17:27:54,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1787. [2018-11-12 17:27:54,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-12 17:27:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2773 transitions. [2018-11-12 17:27:54,412 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2773 transitions. Word has length 195 [2018-11-12 17:27:54,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:27:54,412 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 2773 transitions. [2018-11-12 17:27:54,413 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:27:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2773 transitions. [2018-11-12 17:27:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-12 17:27:54,420 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:27:54,421 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:27:54,421 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:27:54,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:27:54,422 INFO L82 PathProgramCache]: Analyzing trace with hash -273428112, now seen corresponding path program 1 times [2018-11-12 17:27:54,422 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:27:54,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:54,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:27:54,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:54,423 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:27:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:27:54,686 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-11-12 17:27:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:27:55,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-12 17:27:55,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-12 17:27:55,041 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:27:55,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-12 17:27:55,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-12 17:27:55,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-12 17:27:55,042 INFO L87 Difference]: Start difference. First operand 1787 states and 2773 transitions. Second operand 6 states. [2018-11-12 17:27:57,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:27:57,658 INFO L93 Difference]: Finished difference Result 5448 states and 9065 transitions. [2018-11-12 17:27:57,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-12 17:27:57,661 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 198 [2018-11-12 17:27:57,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:27:57,702 INFO L225 Difference]: With dead ends: 5448 [2018-11-12 17:27:57,702 INFO L226 Difference]: Without dead ends: 3667 [2018-11-12 17:27:57,712 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:27:57,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3667 states. [2018-11-12 17:27:57,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3667 to 3575. [2018-11-12 17:27:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3575 states. [2018-11-12 17:27:57,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3575 states and 5654 transitions. [2018-11-12 17:27:57,878 INFO L78 Accepts]: Start accepts. Automaton has 3575 states and 5654 transitions. Word has length 198 [2018-11-12 17:27:57,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:27:57,879 INFO L480 AbstractCegarLoop]: Abstraction has 3575 states and 5654 transitions. [2018-11-12 17:27:57,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-12 17:27:57,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 5654 transitions. [2018-11-12 17:27:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-12 17:27:57,894 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:27:57,895 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:27:57,895 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:27:57,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:27:57,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1021822964, now seen corresponding path program 1 times [2018-11-12 17:27:57,896 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:27:57,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:57,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:27:57,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:27:57,897 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:27:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:27:58,416 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:27:58,416 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:27:58,417 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:27:58,418 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-11-12 17:27:58,425 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:27:58,506 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:27:58,506 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:28:00,141 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:28:00,143 INFO L272 AbstractInterpreter]: Visited 181 different actions 181 times. Never merged. Never widened. Performed 3234 root evaluator evaluations with a maximum evaluation depth of 6. Performed 3234 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Never found a fixpoint. Largest state had 88 variables. [2018-11-12 17:28:00,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:28:00,193 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:28:01,379 INFO L227 lantSequenceWeakener]: Weakened 202 states. On average, predicates are now at 72.63% of their original sizes. [2018-11-12 17:28:01,379 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:28:02,538 INFO L415 sIntCurrentIteration]: We unified 210 AI predicates to 210 [2018-11-12 17:28:02,539 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:28:02,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:28:02,540 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [6] total 20 [2018-11-12 17:28:02,540 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:28:02,541 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-12 17:28:02,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-12 17:28:02,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-11-12 17:28:02,542 INFO L87 Difference]: Start difference. First operand 3575 states and 5654 transitions. Second operand 16 states. [2018-11-12 17:28:37,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:28:37,700 INFO L93 Difference]: Finished difference Result 7354 states and 11652 transitions. [2018-11-12 17:28:37,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-12 17:28:37,700 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 211 [2018-11-12 17:28:37,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:28:37,718 INFO L225 Difference]: With dead ends: 7354 [2018-11-12 17:28:37,718 INFO L226 Difference]: Without dead ends: 3785 [2018-11-12 17:28:37,730 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 213 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2018-11-12 17:28:37,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2018-11-12 17:28:37,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3783. [2018-11-12 17:28:37,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3783 states. [2018-11-12 17:28:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 3783 states and 5872 transitions. [2018-11-12 17:28:37,836 INFO L78 Accepts]: Start accepts. Automaton has 3783 states and 5872 transitions. Word has length 211 [2018-11-12 17:28:37,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:28:37,836 INFO L480 AbstractCegarLoop]: Abstraction has 3783 states and 5872 transitions. [2018-11-12 17:28:37,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-12 17:28:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3783 states and 5872 transitions. [2018-11-12 17:28:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-12 17:28:37,851 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:28:37,851 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:28:37,852 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:28:37,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:28:37,852 INFO L82 PathProgramCache]: Analyzing trace with hash -864740033, now seen corresponding path program 1 times [2018-11-12 17:28:37,852 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:28:37,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:28:37,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:28:37,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:28:37,854 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:28:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:28:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:28:38,135 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:28:38,135 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:28:38,135 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-12 17:28:38,136 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:28:38,145 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:28:38,145 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:28:41,241 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:28:41,241 INFO L272 AbstractInterpreter]: Visited 185 different actions 365 times. Merged at 5 different actions 7 times. Never widened. Performed 11522 root evaluator evaluations with a maximum evaluation depth of 6. Performed 11522 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-12 17:28:41,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:28:41,268 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:28:41,268 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:28:41,268 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 17:28:41,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:28:41,293 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:28:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:28:41,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:28:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-12 17:28:41,733 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:28:42,292 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-12 17:28:42,329 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:28:42,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-12 17:28:42,329 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:28:42,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:28:42,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:28:42,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-12 17:28:42,331 INFO L87 Difference]: Start difference. First operand 3783 states and 5872 transitions. Second operand 3 states. [2018-11-12 17:28:44,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:28:44,497 INFO L93 Difference]: Finished difference Result 10792 states and 17522 transitions. [2018-11-12 17:28:44,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:28:44,504 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2018-11-12 17:28:44,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:28:44,546 INFO L225 Difference]: With dead ends: 10792 [2018-11-12 17:28:44,546 INFO L226 Difference]: Without dead ends: 7223 [2018-11-12 17:28:44,563 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 438 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-12 17:28:44,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7223 states. [2018-11-12 17:28:44,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7223 to 7193. [2018-11-12 17:28:44,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7193 states. [2018-11-12 17:28:44,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7193 states to 7193 states and 11381 transitions. [2018-11-12 17:28:44,805 INFO L78 Accepts]: Start accepts. Automaton has 7193 states and 11381 transitions. Word has length 220 [2018-11-12 17:28:44,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:28:44,806 INFO L480 AbstractCegarLoop]: Abstraction has 7193 states and 11381 transitions. [2018-11-12 17:28:44,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:28:44,806 INFO L276 IsEmpty]: Start isEmpty. Operand 7193 states and 11381 transitions. [2018-11-12 17:28:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-12 17:28:44,845 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:28:44,846 INFO L375 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-12 17:28:44,846 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:28:44,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:28:44,847 INFO L82 PathProgramCache]: Analyzing trace with hash -388315703, now seen corresponding path program 1 times [2018-11-12 17:28:44,847 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:28:44,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:28:44,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:28:44,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:28:44,848 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:28:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:28:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-12 17:28:45,689 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:28:45,689 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:28:45,689 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-11-12 17:28:45,690 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:28:45,698 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:28:45,699 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:28:46,995 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-12 17:28:46,996 INFO L272 AbstractInterpreter]: Visited 184 different actions 362 times. Merged at 5 different actions 5 times. Never widened. Performed 8806 root evaluator evaluations with a maximum evaluation depth of 6. Performed 8806 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-12 17:28:47,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:28:47,007 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-12 17:28:49,247 INFO L227 lantSequenceWeakener]: Weakened 126 states. On average, predicates are now at 74.99% of their original sizes. [2018-11-12 17:28:49,248 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-12 17:28:55,049 INFO L415 sIntCurrentIteration]: We unified 289 AI predicates to 289 [2018-11-12 17:28:55,050 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-12 17:28:55,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-12 17:28:55,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [8] total 29 [2018-11-12 17:28:55,050 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:28:55,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-12 17:28:55,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-12 17:28:55,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2018-11-12 17:28:55,053 INFO L87 Difference]: Start difference. First operand 7193 states and 11381 transitions. Second operand 23 states. [2018-11-12 17:30:06,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:30:06,496 INFO L93 Difference]: Finished difference Result 15014 states and 23790 transitions. [2018-11-12 17:30:06,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-12 17:30:06,496 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 290 [2018-11-12 17:30:06,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:30:06,536 INFO L225 Difference]: With dead ends: 15014 [2018-11-12 17:30:06,536 INFO L226 Difference]: Without dead ends: 8035 [2018-11-12 17:30:06,558 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 301 GetRequests, 202 SyntacticMatches, 66 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 577 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=264, Invalid=926, Unknown=0, NotChecked=0, Total=1190 [2018-11-12 17:30:06,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8035 states. [2018-11-12 17:30:06,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8035 to 8031. [2018-11-12 17:30:06,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8031 states. [2018-11-12 17:30:06,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8031 states to 8031 states and 12284 transitions. [2018-11-12 17:30:06,797 INFO L78 Accepts]: Start accepts. Automaton has 8031 states and 12284 transitions. Word has length 290 [2018-11-12 17:30:06,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:30:06,797 INFO L480 AbstractCegarLoop]: Abstraction has 8031 states and 12284 transitions. [2018-11-12 17:30:06,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-12 17:30:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 8031 states and 12284 transitions. [2018-11-12 17:30:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-12 17:30:06,838 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:30:06,838 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:06,838 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:30:06,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:06,839 INFO L82 PathProgramCache]: Analyzing trace with hash 794234376, now seen corresponding path program 1 times [2018-11-12 17:30:06,839 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:30:06,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:06,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:06,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:06,840 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:30:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:07,441 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-12 17:30:07,442 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:07,442 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:30:07,442 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-11-12 17:30:07,443 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [10], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:30:07,453 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:30:07,454 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:30:09,615 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:30:09,615 INFO L272 AbstractInterpreter]: Visited 186 different actions 367 times. Merged at 5 different actions 7 times. Never widened. Performed 11547 root evaluator evaluations with a maximum evaluation depth of 6. Performed 11547 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-12 17:30:09,647 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:09,647 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:30:09,648 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:09,648 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 17:30:09,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:09,656 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:30:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:09,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:30:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-12 17:30:09,934 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:30:10,035 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 128 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-12 17:30:10,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-12 17:30:10,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2018-11-12 17:30:10,058 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-12 17:30:10,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-12 17:30:10,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-12 17:30:10,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-12 17:30:10,059 INFO L87 Difference]: Start difference. First operand 8031 states and 12284 transitions. Second operand 3 states. [2018-11-12 17:30:11,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:30:11,977 INFO L93 Difference]: Finished difference Result 15007 states and 23439 transitions. [2018-11-12 17:30:11,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-12 17:30:11,979 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2018-11-12 17:30:11,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:30:12,009 INFO L225 Difference]: With dead ends: 15007 [2018-11-12 17:30:12,009 INFO L226 Difference]: Without dead ends: 8028 [2018-11-12 17:30:12,032 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 621 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-12 17:30:12,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8028 states. [2018-11-12 17:30:12,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8028 to 8028. [2018-11-12 17:30:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8028 states. [2018-11-12 17:30:12,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8028 states to 8028 states and 12265 transitions. [2018-11-12 17:30:12,220 INFO L78 Accepts]: Start accepts. Automaton has 8028 states and 12265 transitions. Word has length 311 [2018-11-12 17:30:12,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:30:12,221 INFO L480 AbstractCegarLoop]: Abstraction has 8028 states and 12265 transitions. [2018-11-12 17:30:12,221 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-12 17:30:12,221 INFO L276 IsEmpty]: Start isEmpty. Operand 8028 states and 12265 transitions. [2018-11-12 17:30:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-12 17:30:12,266 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:30:12,266 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:12,266 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:30:12,267 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:12,267 INFO L82 PathProgramCache]: Analyzing trace with hash -328274505, now seen corresponding path program 1 times [2018-11-12 17:30:12,267 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:30:12,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:12,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:12,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:12,268 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:30:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:12,871 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-12 17:30:13,062 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 144 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-12 17:30:13,062 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:13,062 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:30:13,063 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 316 with the following transitions: [2018-11-12 17:30:13,063 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [36], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:30:13,070 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:30:13,070 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:30:15,755 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:30:15,755 INFO L272 AbstractInterpreter]: Visited 186 different actions 552 times. Merged at 7 different actions 17 times. Never widened. Performed 12680 root evaluator evaluations with a maximum evaluation depth of 6. Performed 12680 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 4 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-12 17:30:15,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:15,766 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:30:15,766 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:15,766 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 17:30:15,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:15,776 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:30:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:15,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:30:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 68 proven. 93 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-12 17:30:16,260 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:30:16,936 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 159 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-12 17:30:16,957 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 17:30:16,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-12 17:30:16,958 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 17:30:16,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-12 17:30:16,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-12 17:30:16,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:30:16,959 INFO L87 Difference]: Start difference. First operand 8028 states and 12265 transitions. Second operand 8 states. [2018-11-12 17:30:24,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:30:24,343 INFO L93 Difference]: Finished difference Result 30875 states and 56617 transitions. [2018-11-12 17:30:24,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-12 17:30:24,344 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 315 [2018-11-12 17:30:24,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:30:24,492 INFO L225 Difference]: With dead ends: 30875 [2018-11-12 17:30:24,492 INFO L226 Difference]: Without dead ends: 23899 [2018-11-12 17:30:24,547 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 690 GetRequests, 652 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2018-11-12 17:30:24,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23899 states. [2018-11-12 17:30:25,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23899 to 23350. [2018-11-12 17:30:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23350 states. [2018-11-12 17:30:25,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23350 states to 23350 states and 33263 transitions. [2018-11-12 17:30:25,340 INFO L78 Accepts]: Start accepts. Automaton has 23350 states and 33263 transitions. Word has length 315 [2018-11-12 17:30:25,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:30:25,340 INFO L480 AbstractCegarLoop]: Abstraction has 23350 states and 33263 transitions. [2018-11-12 17:30:25,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-12 17:30:25,340 INFO L276 IsEmpty]: Start isEmpty. Operand 23350 states and 33263 transitions. [2018-11-12 17:30:25,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-12 17:30:25,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:30:25,398 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:25,398 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:30:25,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:25,399 INFO L82 PathProgramCache]: Analyzing trace with hash 1387354970, now seen corresponding path program 1 times [2018-11-12 17:30:25,399 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:30:25,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:25,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:25,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:25,400 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:30:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:26,018 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 200 proven. 58 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-12 17:30:26,018 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:26,019 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:30:26,019 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 365 with the following transitions: [2018-11-12 17:30:26,019 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [68], [73], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:30:26,026 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:30:26,026 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:30:27,746 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:30:27,746 INFO L272 AbstractInterpreter]: Visited 187 different actions 366 times. Merged at 4 different actions 4 times. Never widened. Performed 8327 root evaluator evaluations with a maximum evaluation depth of 6. Performed 8327 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-11-12 17:30:27,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:27,971 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:30:27,971 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:27,971 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 17:30:27,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:27,981 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:30:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:28,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:30:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 162 proven. 93 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-12 17:30:28,667 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:30:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 253 proven. 2 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-12 17:30:29,311 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 17:30:29,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-11-12 17:30:29,312 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 17:30:29,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-12 17:30:29,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-12 17:30:29,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-12 17:30:29,313 INFO L87 Difference]: Start difference. First operand 23350 states and 33263 transitions. Second operand 8 states. [2018-11-12 17:30:35,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:30:35,963 INFO L93 Difference]: Finished difference Result 60620 states and 99447 transitions. [2018-11-12 17:30:35,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-12 17:30:35,964 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 364 [2018-11-12 17:30:35,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:30:36,173 INFO L225 Difference]: With dead ends: 60620 [2018-11-12 17:30:36,174 INFO L226 Difference]: Without dead ends: 38532 [2018-11-12 17:30:36,276 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 775 GetRequests, 744 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2018-11-12 17:30:36,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38532 states. [2018-11-12 17:30:37,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38532 to 36059. [2018-11-12 17:30:37,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36059 states. [2018-11-12 17:30:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36059 states to 36059 states and 48646 transitions. [2018-11-12 17:30:37,317 INFO L78 Accepts]: Start accepts. Automaton has 36059 states and 48646 transitions. Word has length 364 [2018-11-12 17:30:37,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:30:37,318 INFO L480 AbstractCegarLoop]: Abstraction has 36059 states and 48646 transitions. [2018-11-12 17:30:37,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-12 17:30:37,318 INFO L276 IsEmpty]: Start isEmpty. Operand 36059 states and 48646 transitions. [2018-11-12 17:30:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2018-11-12 17:30:37,384 INFO L367 BasicCegarLoop]: Found error trace [2018-11-12 17:30:37,384 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:30:37,384 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-12 17:30:37,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:37,385 INFO L82 PathProgramCache]: Analyzing trace with hash 2130712224, now seen corresponding path program 1 times [2018-11-12 17:30:37,385 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-12 17:30:37,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:37,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:37,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-12 17:30:37,386 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-12 17:30:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:38,039 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 263 proven. 116 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-12 17:30:38,039 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:38,040 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-12 17:30:38,040 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 424 with the following transitions: [2018-11-12 17:30:38,040 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [174], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-11-12 17:30:38,046 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-12 17:30:38,047 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-12 17:30:40,817 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-12 17:30:40,817 INFO L272 AbstractInterpreter]: Visited 188 different actions 558 times. Merged at 7 different actions 17 times. Never widened. Performed 13569 root evaluator evaluations with a maximum evaluation depth of 6. Performed 13569 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 3 fixpoints after 2 different actions. Largest state had 88 variables. [2018-11-12 17:30:40,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-12 17:30:40,825 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-12 17:30:40,825 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-12 17:30:40,825 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-12 17:30:40,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-12 17:30:40,835 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-12 17:30:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-12 17:30:41,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-12 17:30:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 335 proven. 2 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-11-12 17:30:41,498 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-12 17:30:41,642 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 301 proven. 17 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-12 17:30:41,666 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-12 17:30:41,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-12 17:30:41,666 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-12 17:30:41,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-12 17:30:41,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-12 17:30:41,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-11-12 17:30:41,668 INFO L87 Difference]: Start difference. First operand 36059 states and 48646 transitions. Second operand 9 states. [2018-11-12 17:30:45,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-12 17:30:45,379 INFO L93 Difference]: Finished difference Result 70664 states and 95032 transitions. [2018-11-12 17:30:45,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-12 17:30:45,384 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 423 [2018-11-12 17:30:45,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-12 17:30:45,384 INFO L225 Difference]: With dead ends: 70664 [2018-11-12 17:30:45,384 INFO L226 Difference]: Without dead ends: 0 [2018-11-12 17:30:45,476 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 852 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2018-11-12 17:30:45,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-12 17:30:45,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-12 17:30:45,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-12 17:30:45,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-12 17:30:45,478 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 423 [2018-11-12 17:30:45,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-12 17:30:45,478 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-12 17:30:45,478 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-12 17:30:45,478 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-12 17:30:45,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-12 17:30:45,485 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-12 17:30:46,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:46,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:47,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:47,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:47,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:47,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:48,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:49,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:50,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:50,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:50,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:50,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:50,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,253 WARN L179 SmtUtils]: Spent 5.21 s on a formula simplification. DAG size of input: 1152 DAG size of output: 924 [2018-11-12 17:30:51,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:51,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:52,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:54,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:55,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:55,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:55,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:55,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:55,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-12 17:30:55,288 WARN L179 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 1149 DAG size of output: 934 [2018-11-12 17:30:55,530 WARN L179 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 98 [2018-11-12 17:30:56,485 WARN L179 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 199 [2018-11-12 17:31:02,768 WARN L179 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 631 DAG size of output: 254 [2018-11-12 17:31:09,150 WARN L179 SmtUtils]: Spent 6.36 s on a formula simplification. DAG size of input: 954 DAG size of output: 173 [2018-11-12 17:31:15,633 WARN L179 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 965 DAG size of output: 173 [2018-11-12 17:31:15,636 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-12 17:31:15,636 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a22~0)| ~a22~0) (= ~a27~0 |old(~a27~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a6~0 |old(~a6~0)|) (<= |old(~a3~0)| ~a3~0) (<= ~a3~0 |old(~a3~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,637 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,638 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,639 INFO L425 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-11-12 17:31:15,640 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,641 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,642 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,643 INFO L425 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-11-12 17:31:15,644 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,645 INFO L425 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,646 INFO L425 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-11-12 17:31:15,647 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-11-12 17:31:15,648 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-11-12 17:31:15,649 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,649 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,649 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,649 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-11-12 17:31:15,649 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-11-12 17:31:15,649 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,650 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse62 (= 1 ~a12~0)) (.cse52 (= 1 |old(~a12~0)|)) (.cse64 (= ~a12~0 |old(~a12~0)|)) (.cse59 (= |old(~a22~0)| ~a22~0)) (.cse63 (= ~a27~0 |old(~a27~0)|)) (.cse60 (= ~a5~0 |old(~a5~0)|)) (.cse56 (= ~a6~0 |old(~a6~0)|)) (.cse61 (<= |old(~a3~0)| ~a3~0)) (.cse57 (<= ~a3~0 |old(~a3~0)|)) (.cse58 (= ~a26~0 |old(~a26~0)|))) (let ((.cse7 (not (= 1 |old(~a13~0)|))) (.cse9 (not (= |old(~a21~0)| 1))) (.cse10 (not (= ~b~0 2))) (.cse11 (not (= ~y~0 25))) (.cse12 (not (= 0 |old(~a20~0)|))) (.cse13 (not (= 0 |old(~a23~0)|))) (.cse14 (not (= |old(~a15~0)| 1))) (.cse15 (not (= 0 |old(~a14~0)|))) (.cse16 (not (= ~x~0 24))) (.cse17 (not (= ~e~0 5))) (.cse18 (not (= ~d~0 4))) (.cse19 (not (= 1 |old(~a28~0)|))) (.cse20 (not (= 1 |old(~a10~0)|))) (.cse21 (not (= 1 |old(~a22~0)|))) (.cse8 (and (= ~a15~0 1) (= ~a0~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a2~0 0) (= ~a24~0 1) (= ~a4~0 1) (= ~a17~0 0) (= ~a20~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a21~0 1) (= ~a16~0 1) (= ~a25~0 0) (= ~a23~0 0) (= ~a28~0 1) (= ~a14~0 0) (= ~a13~0 1) (= ~a19~0 0) (= ~a10~0 1) (= ~a9~0 1))) (.cse22 (not (= 21 ~u~0))) (.cse23 (not (= 1 |old(~a16~0)|))) (.cse24 (not (= 22 ~v~0))) (.cse25 (not (= |old(~a11~0)| 0))) (.cse26 (not (= |old(~a12~0)| 0))) (.cse27 (not (= |old(~a9~0)| 1))) (.cse28 (not (= 1 |old(~a1~0)|))) (.cse29 (not (= |old(~a17~0)| 0))) (.cse30 (not (= 0 |old(~a2~0)|))) (.cse31 (not (= ~z~0 26))) (.cse32 (not (= |old(~a0~0)| 1))) (.cse33 (not (= 0 |old(~a25~0)|))) (.cse34 (< |calculate_output_#in~input| 1)) (.cse35 (not (= 0 |old(~a7~0)|))) (.cse36 (< 6 |calculate_output_#in~input|)) (.cse37 (not (= 3 ~c~0))) (.cse38 (not (= 0 |old(~a19~0)|))) (.cse39 (not (= 1 |old(~a29~0)|))) (.cse40 (not (= ~a18~0 1))) (.cse41 (not (= 23 ~w~0))) (.cse42 (not (= |old(~a8~0)| 0))) (.cse43 (not (= ~a~0 1))) (.cse44 (not (= |old(~a3~0)| 1))) (.cse45 (not (= 1 |old(~a24~0)|))) (.cse46 (not (= 1 |old(~a4~0)|))) (.cse47 (not (= 6 ~f~0))) (.cse48 (not (= |old(~a6~0)| 0))) (.cse50 (< |old(~a27~0)| 0)) (.cse6 (not (= 0 |old(~a26~0)|))) (.cse51 (= |old(~a6~0)| |old(~a22~0)|)) (.cse53 (and .cse64 .cse59 .cse63 .cse60 .cse56 .cse61 .cse57 .cse58)) (.cse54 (and .cse64 .cse56 .cse57 .cse58 .cse59 .cse63 .cse60 .cse61)) (.cse5 (not (= 1 |old(~a6~0)|))) (.cse55 (not (= 1 |old(~a26~0)|))) (.cse0 (not .cse52)) (.cse1 (not (= 1 |old(~a5~0)|))) (.cse49 (< 0 |old(~a27~0)|)) (.cse2 (not (= 1 ~a18~0))) (.cse3 (and .cse56 .cse57 .cse58 .cse59 .cse63 .cse60 .cse61 .cse62)) (.cse4 (< 0 |old(~a3~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse1 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 (not (= |old(~a27~0)| 1)) .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48) (or .cse6 .cse7 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse49 .cse15 .cse16 .cse1 .cse17 .cse18 .cse19 .cse20 .cse21 .cse8 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse50 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48) (or .cse0 .cse1 .cse49 .cse2 .cse5 .cse3) (or .cse50 (not (= 1 |old(~a3~0)|)) (= ~a11~0 0) (< 1 |old(~a27~0)|) .cse6 (not (= 0 |old(~a6~0)|)) .cse1 (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a11~0)|)) .cse2 .cse51) (or .cse1 .cse2 .cse52 .cse53 .cse4) (or .cse1 .cse2 .cse54 .cse52 .cse51) (or .cse0 .cse3 .cse1 .cse55 .cse2 .cse4) (or .cse1 .cse53 .cse2 (< |old(~a3~0)| 2)) (or .cse0 .cse1 .cse55 .cse49 .cse2 .cse3) (or .cse53 .cse1 .cse55 .cse2 .cse52) (or .cse54 .cse1 .cse2 .cse52 .cse5) (or .cse0 (and .cse56 .cse57 .cse58 .cse59 .cse60 (= 1 ~a27~0) .cse61 .cse62) .cse1 .cse55 .cse2 (not (= 1 |old(~a27~0)|))) (or .cse0 .cse1 .cse49 .cse2 .cse3 .cse4)))) [2018-11-12 17:31:15,650 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,651 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,652 INFO L425 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,653 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,654 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-11-12 17:31:15,655 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,656 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,657 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1554) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,658 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,659 INFO L425 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,660 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,661 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,662 INFO L425 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,663 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,664 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,665 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,666 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-11-12 17:31:15,667 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-11-12 17:31:15,668 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,669 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-11-12 17:31:15,669 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-11-12 17:31:15,669 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-12 17:31:15,669 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~z~0 26) (= ~a12~0 0) (= ~a4~0 1) (= ~c~0 3) (= ~a21~0 1) (= ~w~0 23) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~y~0 25) (= ~e~0 5) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a28~0 1) (= ~a22~0 1) (= ~a~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~d~0 4) (= ~a13~0 1) (= ~a19~0 0) (= ~a18~0 1) (= ~a8~0 0) (= ~f~0 6) (= ~a5~0 1) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~x~0 24) (= ~a10~0 1) (= ~b~0 2) (= ~a2~0 0) (= ~a9~0 1) (= ~a24~0 1)) [2018-11-12 17:31:15,669 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-12 17:31:15,669 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-12 17:31:15,670 INFO L425 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-11-12 17:31:15,670 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-11-12 17:31:15,670 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a13~0)|)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= |old(~a15~0)| 1)) (and (= ~a12~0 0) (= ~a21~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a5~0 1) (= ~a2~0 0) (= ~a24~0 1) (= ~a4~0 1) (= ~a16~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a28~0 1) (= ~a22~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~a13~0 1) (= ~a19~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a10~0 1) (= ~a9~0 1)) (not (= 0 |old(~a14~0)|)) (not (= ~x~0 24)) (not (= 1 |old(~a5~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 1 |old(~a28~0)|)) (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 21 ~u~0)) (not (= 1 |old(~a16~0)|)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (not (= |old(~a12~0)| 0)) (not (= |old(~a9~0)| 1)) (not (= 1 |old(~a1~0)|)) (not (= |old(~a17~0)| 0)) (not (= 0 |old(~a2~0)|)) (not (= ~z~0 26)) (not (= |old(~a0~0)| 1)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|)) (not (= 3 ~c~0)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= ~a18~0 1)) (not (= 23 ~w~0)) (not (= |old(~a27~0)| 1)) (not (= |old(~a8~0)| 0)) (not (= ~a~0 1)) (not (= |old(~a3~0)| 1)) (not (= 1 |old(~a24~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 6 ~f~0)) (not (= |old(~a6~0)| 0))) [2018-11-12 17:31:15,670 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-11-12 17:31:15,670 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-11-12 17:31:15,671 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse2 (<= ~a27~0 0)) (.cse4 (= 1 ~a26~0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (not (= 1 |old(~a13~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a29~0)|)) (and .cse1 (<= 2 ~a3~0)) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 0 |old(~a12~0)|)) (and .cse3 .cse1 .cse2) (not (= |old(~a25~0)| 0)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= 22 ~v~0)) (not (= |old(~a0~0)| 1)) (not (= |old(~a27~0)| 1)) (not (= |old(~a8~0)| 0)) (not (= 1 |old(~a4~0)|)) (not (= ~c~0 3)) (not (= 1 ~a~0)) (and .cse3 .cse0 .cse1) (not (= ~u~0 21)) (not (= |old(~a7~0)| 0)) (not (= 0 |old(~a23~0)|)) (not (= |old(~a15~0)| 1)) (not (= 0 |old(~a17~0)|)) (not (= 26 ~z~0)) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (not (= 1 |old(~a28~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 1 |old(~a16~0)|)) (not (= |old(~a11~0)| 0)) (and .cse1 (= 1 ~a27~0) .cse4) (not (= |old(~a19~0)| 0)) (not (= |old(~a1~0)| 1)) (not (= |old(~a26~0)| 0)) (not (= |old(~a20~0)| 0)) (not (= |old(~a24~0)| 1)) (not (= 2 ~b~0)) (not (= 25 ~y~0)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 1 |old(~a5~0)|)) (not (= |old(~a9~0)| 1)) (not (= 0 |old(~a2~0)|)) (not (= ~a18~0 1)) (not (= 23 ~w~0)) (and .cse1 .cse4 .cse2) (not (= |old(~a3~0)| 1)) (and .cse1 (and .cse5 .cse4)) (and .cse1 (and .cse0 .cse5)) (not (= 6 ~f~0)))) [2018-11-12 17:31:15,671 INFO L425 ceAbstractionStarter]: For program point L1658-4(lines 1652 1669) no Hoare annotation was computed. [2018-11-12 17:31:15,671 INFO L421 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse3 (<= ~a3~0 0)) (.cse2 (<= ~a27~0 0)) (.cse4 (= 1 ~a26~0)) (.cse1 (= ~a5~0 |old(~a5~0)|)) (.cse0 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (not (= 1 |old(~a13~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a29~0)|)) (and .cse1 (<= 2 ~a3~0)) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 0 |old(~a12~0)|)) (and .cse3 .cse1 .cse2) (not (= |old(~a25~0)| 0)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= 22 ~v~0)) (not (= |old(~a0~0)| 1)) (not (= |old(~a27~0)| 1)) (not (= |old(~a8~0)| 0)) (not (= 1 |old(~a4~0)|)) (not (= ~c~0 3)) (not (= 1 ~a~0)) (and .cse3 .cse0 .cse1) (not (= ~u~0 21)) (not (= |old(~a7~0)| 0)) (not (= 0 |old(~a23~0)|)) (not (= |old(~a15~0)| 1)) (not (= 0 |old(~a17~0)|)) (not (= 26 ~z~0)) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse1) (not (= 1 |old(~a28~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 1 |old(~a16~0)|)) (not (= |old(~a11~0)| 0)) (and .cse1 (= 1 ~a27~0) .cse4) (not (= |old(~a19~0)| 0)) (not (= |old(~a1~0)| 1)) (not (= |old(~a26~0)| 0)) (not (= |old(~a20~0)| 0)) (not (= |old(~a24~0)| 1)) (not (= 2 ~b~0)) (not (= 25 ~y~0)) (not (= 0 |old(~a6~0)|)) (not (= 0 |old(~a14~0)|)) (and .cse1 (and .cse3 .cse5)) (not (= 1 |old(~a5~0)|)) (not (= |old(~a9~0)| 1)) (not (= 0 |old(~a2~0)|)) (not (= ~a18~0 1)) (not (= 23 ~w~0)) (and .cse1 .cse4 .cse2) (not (= |old(~a3~0)| 1)) (and .cse1 (and .cse5 .cse4)) (and .cse1 (and .cse0 .cse5)) (not (= 6 ~f~0)))) [2018-11-12 17:31:15,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 05:31:15 BoogieIcfgContainer [2018-11-12 17:31:15,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-12 17:31:15,703 INFO L168 Benchmark]: Toolchain (without parser) took 217113.56 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 791.7 MB in the end (delta: 578.2 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2018-11-12 17:31:15,704 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-12 17:31:15,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1201.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-11-12 17:31:15,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.71 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 683.7 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -806.7 MB). Peak memory consumption was 39.8 MB. Max. memory is 7.1 GB. [2018-11-12 17:31:15,706 INFO L168 Benchmark]: Boogie Preprocessor took 130.25 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-12 17:31:15,706 INFO L168 Benchmark]: RCFGBuilder took 5379.80 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 245.7 MB). Peak memory consumption was 245.7 MB. Max. memory is 7.1 GB. [2018-11-12 17:31:15,711 INFO L168 Benchmark]: TraceAbstraction took 210175.34 ms. Allocated memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: 1.7 GB). Free memory was 1.8 GB in the beginning and 791.7 MB in the end (delta: 1.1 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2018-11-12 17:31:15,715 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1201.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 220.71 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 683.7 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -806.7 MB). Peak memory consumption was 39.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.25 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 5379.80 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 245.7 MB). Peak memory consumption was 245.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 210175.34 ms. Allocated memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: 1.7 GB). Free memory was 1.8 GB in the beginning and 791.7 MB in the end (delta: 1.1 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1554]: 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: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((!(1 == \old(a13)) || ((1 == a6 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || !(1 == \old(a10))) || !(1 == \old(a29))) || (a5 == \old(a5) && 2 <= a3)) || !(1 == \old(a21))) || !(4 == d)) || !(0 == \old(a12))) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || !(\old(a25) == 0)) || !(x == 24)) || !(e == 5)) || !(22 == v)) || !(\old(a0) == 1)) || !(\old(a27) == 1)) || !(\old(a8) == 0)) || !(1 == \old(a4))) || !(c == 3)) || !(1 == a)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || !(u == 21)) || !(\old(a7) == 0)) || !(0 == \old(a23))) || !(\old(a15) == 1)) || !(0 == \old(a17))) || !(26 == z)) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || !(1 == \old(a28))) || !(1 == \old(a22))) || !(1 == \old(a16))) || !(\old(a11) == 0)) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || !(\old(a19) == 0)) || !(\old(a1) == 1)) || !(\old(a26) == 0)) || !(\old(a20) == 0)) || !(\old(a24) == 1)) || !(2 == b)) || !(25 == y)) || !(0 == \old(a6))) || !(0 == \old(a14))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(1 == \old(a5))) || !(\old(a9) == 1)) || !(0 == \old(a2))) || !(a18 == 1)) || !(23 == w)) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || !(\old(a3) == 1)) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1))) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 312 locations, 1 error locations. SAFE Result, 210.0s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 138.4s AutomataDifference, 0.0s DeadEndRemovalTime, 30.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 3127 SDtfs, 12301 SDslu, 2839 SDs, 0 SdLazy, 23446 SolverSat, 4608 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 86.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 3943 GetRequests, 3714 SyntacticMatches, 78 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 12.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36059occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 15.8s AbstIntTime, 7 AbstIntIterations, 2 AbstIntStrong, 0.9992052121827598 AbsIntWeakeningRatio, 0.24448897795591182 AbsIntAvgWeakeningVarsNumRemoved, 40.016032064128254 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 3174 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 573 PreInvPairs, 935 NumberOfFragments, 1987 HoareAnnotationTreeSize, 573 FomulaSimplifications, 72682 FormulaSimplificationTreeSizeReduction, 9.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 65009 FormulaSimplificationTreeSizeReductionInter, 20.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 4533 NumberOfCodeBlocks, 4533 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6145 ConstructedInterpolants, 0 QuantifiedInterpolants, 4663883 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6765 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 3462/3875 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...