java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4_true-unreach-call.c.v+lh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 10:41:29,175 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 10:41:29,177 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 10:41:29,194 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 10:41:29,195 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 10:41:29,196 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 10:41:29,200 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 10:41:29,202 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 10:41:29,205 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 10:41:29,206 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 10:41:29,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 10:41:29,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 10:41:29,209 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 10:41:29,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 10:41:29,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 10:41:29,214 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 10:41:29,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 10:41:29,218 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 10:41:29,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 10:41:29,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 10:41:29,231 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 10:41:29,234 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 10:41:29,238 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 10:41:29,238 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 10:41:29,239 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 10:41:29,240 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 10:41:29,241 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 10:41:29,242 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 10:41:29,242 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 10:41:29,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 10:41:29,246 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 10:41:29,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 10:41:29,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 10:41:29,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 10:41:29,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 10:41:29,250 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 10:41:29,250 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 10:41:29,276 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 10:41:29,276 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 10:41:29,277 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 10:41:29,277 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 10:41:29,280 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 10:41:29,281 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 10:41:29,281 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 10:41:29,281 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 10:41:29,281 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 10:41:29,281 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 10:41:29,282 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 10:41:29,282 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 10:41:29,282 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 10:41:29,282 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 10:41:29,283 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 10:41:29,283 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 10:41:29,283 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 10:41:29,283 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 10:41:29,283 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 10:41:29,284 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 10:41:29,284 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 10:41:29,285 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 10:41:29,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 10:41:29,285 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 10:41:29,285 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 10:41:29,285 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 10:41:29,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 10:41:29,286 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 10:41:29,286 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 10:41:29,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 10:41:29,286 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 10:41:29,286 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 10:41:29,287 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 10:41:29,287 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 10:41:29,287 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 10:41:29,287 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 10:41:29,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 10:41:29,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 10:41:29,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 10:41:29,365 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 10:41:29,366 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 10:41:29,366 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4_true-unreach-call.c.v+lh-reducer.c [2018-11-07 10:41:29,423 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0e598f6d/cfa0485ac06a4e9b83fcb134242676ff/FLAGa5f485b1d [2018-11-07 10:41:29,973 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 10:41:29,973 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4_true-unreach-call.c.v+lh-reducer.c [2018-11-07 10:41:29,982 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0e598f6d/cfa0485ac06a4e9b83fcb134242676ff/FLAGa5f485b1d [2018-11-07 10:41:29,996 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0e598f6d/cfa0485ac06a4e9b83fcb134242676ff [2018-11-07 10:41:30,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 10:41:30,009 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 10:41:30,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 10:41:30,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 10:41:30,014 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 10:41:30,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:41:29" (1/1) ... [2018-11-07 10:41:30,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17939ae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30, skipping insertion in model container [2018-11-07 10:41:30,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:41:29" (1/1) ... [2018-11-07 10:41:30,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 10:41:30,062 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 10:41:30,363 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 10:41:30,373 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 10:41:30,486 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 10:41:30,512 INFO L193 MainTranslator]: Completed translation [2018-11-07 10:41:30,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30 WrapperNode [2018-11-07 10:41:30,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 10:41:30,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 10:41:30,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 10:41:30,514 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 10:41:30,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 10:41:30,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 10:41:30,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 10:41:30,631 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 10:41:30,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... [2018-11-07 10:41:30,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 10:41:30,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 10:41:30,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 10:41:30,715 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 10:41:30,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 10:41:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-07 10:41:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2018-11-07 10:41:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 10:41:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 10:41:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-07 10:41:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 10:41:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 10:41:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-07 10:41:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 10:41:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 10:41:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-07 10:41:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-07 10:41:32,456 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 10:41:32,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:41:32 BoogieIcfgContainer [2018-11-07 10:41:32,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 10:41:32,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 10:41:32,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 10:41:32,461 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 10:41:32,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:41:29" (1/3) ... [2018-11-07 10:41:32,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc26816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:41:32, skipping insertion in model container [2018-11-07 10:41:32,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:41:30" (2/3) ... [2018-11-07 10:41:32,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fc26816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:41:32, skipping insertion in model container [2018-11-07 10:41:32,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:41:32" (3/3) ... [2018-11-07 10:41:32,465 INFO L112 eAbstractionObserver]: Analyzing ICFG aiob_4_true-unreach-call.c.v+lh-reducer.c [2018-11-07 10:41:32,473 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 10:41:32,481 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 10:41:32,495 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 10:41:32,530 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 10:41:32,530 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 10:41:32,530 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 10:41:32,531 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 10:41:32,531 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 10:41:32,531 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 10:41:32,531 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 10:41:32,531 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 10:41:32,558 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states. [2018-11-07 10:41:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-07 10:41:32,574 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:41:32,576 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:41:32,578 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:41:32,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:41:32,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1794128236, now seen corresponding path program 1 times [2018-11-07 10:41:32,588 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:41:32,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:41:32,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:41:32,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:41:32,636 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:41:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:41:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:41:33,474 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 10:41:33,474 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 10:41:33,474 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 10:41:33,484 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 10:41:33,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 10:41:33,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-07 10:41:33,505 INFO L87 Difference]: Start difference. First operand 262 states. Second operand 4 states. [2018-11-07 10:41:33,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:41:33,791 INFO L93 Difference]: Finished difference Result 294 states and 302 transitions. [2018-11-07 10:41:33,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 10:41:33,797 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 232 [2018-11-07 10:41:33,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:41:33,813 INFO L225 Difference]: With dead ends: 294 [2018-11-07 10:41:33,813 INFO L226 Difference]: Without dead ends: 243 [2018-11-07 10:41:33,817 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 10:41:33,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2018-11-07 10:41:33,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 239. [2018-11-07 10:41:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-11-07 10:41:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 239 transitions. [2018-11-07 10:41:33,874 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 239 transitions. Word has length 232 [2018-11-07 10:41:33,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:41:33,876 INFO L480 AbstractCegarLoop]: Abstraction has 239 states and 239 transitions. [2018-11-07 10:41:33,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 10:41:33,876 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 239 transitions. [2018-11-07 10:41:33,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-07 10:41:33,882 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:41:33,882 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:41:33,883 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:41:33,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:41:33,883 INFO L82 PathProgramCache]: Analyzing trace with hash 441749958, now seen corresponding path program 1 times [2018-11-07 10:41:33,883 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:41:33,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:41:33,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:41:33,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:41:33,885 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:41:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:41:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:41:34,531 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:41:34,531 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:41:34,532 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 239 with the following transitions: [2018-11-07 10:41:34,534 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [5], [6], [7], [11], [12], [13], [14], [15], [21], [22], [23], [24], [25], [26], [27], [28], [29], [30], [31], [32], [33], [34], [35], [36], [37], [38], [39], [40], [41], [42], [43], [44], [45], [46], [47], [48], [49], [50], [51], [52], [53], [54], [55], [56], [57], [58], [59], [60], [61], [62], [63], [64], [65], [66], [67], [68], [69], [70], [71], [72], [73], [74], [75], [76], [77], [78], [79], [80], [81], [82], [83], [84], [85], [86], [87], [88], [89], [90], [91], [92], [93], [94], [95], [96], [97], [98], [99], [100], [101], [102], [103], [104], [105], [106], [107], [108], [109], [110], [111], [112], [113], [114], [115], [116], [117], [118], [119], [120], [121], [122], [123], [124], [125], [126], [127], [128], [129], [130], [131], [132], [133], [134], [135], [136], [137], [138], [139], [140], [141], [142], [143], [144], [145], [146], [147], [148], [149], [150], [151], [152], [153], [154], [155], [156], [157], [158], [159], [160], [161], [162], [163], [164], [165], [166], [167], [168], [169], [170], [171], [172], [173], [174], [175], [176], [177], [178], [179], [180], [181], [182], [183], [184], [185], [186], [187], [188], [189], [190], [191], [192], [193], [194], [195], [196], [197], [198], [199], [200], [201], [202], [203], [204], [205], [206], [207], [208], [209], [210], [211], [212], [213], [214], [215], [216], [217], [218], [219], [220], [221], [222], [223], [224], [225], [226], [227], [228], [229], [230], [231], [233], [236], [239], [247], [248], [251], [258], [261], [262], [279], [280], [281] [2018-11-07 10:41:34,584 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 10:41:34,585 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 10:41:35,795 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 10:41:35,797 INFO L272 AbstractInterpreter]: Visited 236 different actions 251 times. Merged at 6 different actions 13 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 199 variables. [2018-11-07 10:41:35,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:41:35,843 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 10:41:35,844 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:41:35,844 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 10:41:35,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:41:35,858 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 10:41:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:41:36,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 10:41:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:41:36,331 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 10:41:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:41:36,564 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 10:41:36,565 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2018-11-07 10:41:36,565 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 10:41:36,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 10:41:36,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 10:41:36,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-07 10:41:36,569 INFO L87 Difference]: Start difference. First operand 239 states and 239 transitions. Second operand 6 states. [2018-11-07 10:41:36,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:41:36,795 INFO L93 Difference]: Finished difference Result 252 states and 252 transitions. [2018-11-07 10:41:36,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 10:41:36,796 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 238 [2018-11-07 10:41:36,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:41:36,800 INFO L225 Difference]: With dead ends: 252 [2018-11-07 10:41:36,800 INFO L226 Difference]: Without dead ends: 249 [2018-11-07 10:41:36,801 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 472 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2018-11-07 10:41:36,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2018-11-07 10:41:36,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 245. [2018-11-07 10:41:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2018-11-07 10:41:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 245 transitions. [2018-11-07 10:41:36,816 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 245 transitions. Word has length 238 [2018-11-07 10:41:36,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:41:36,817 INFO L480 AbstractCegarLoop]: Abstraction has 245 states and 245 transitions. [2018-11-07 10:41:36,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 10:41:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 245 transitions. [2018-11-07 10:41:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-07 10:41:36,823 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:41:36,823 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:41:36,823 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:41:36,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:41:36,824 INFO L82 PathProgramCache]: Analyzing trace with hash -2104709256, now seen corresponding path program 2 times [2018-11-07 10:41:36,824 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:41:36,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:41:36,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:41:36,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:41:36,826 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:41:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:41:37,227 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 10 [2018-11-07 10:41:37,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:41:37,259 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:41:37,259 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:41:37,260 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-07 10:41:37,260 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-07 10:41:37,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:41:37,260 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 10:41:37,269 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-07 10:41:37,269 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-07 10:42:01,500 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-11-07 10:42:01,500 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-07 10:42:01,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 10:42:01,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:01,598 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 10:42:01,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:01,738 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 10:42:01,738 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 11 [2018-11-07 10:42:01,738 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 10:42:01,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-07 10:42:01,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-07 10:42:01,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-07 10:42:01,740 INFO L87 Difference]: Start difference. First operand 245 states and 245 transitions. Second operand 7 states. [2018-11-07 10:42:02,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:42:02,107 INFO L93 Difference]: Finished difference Result 258 states and 258 transitions. [2018-11-07 10:42:02,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-07 10:42:02,108 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 244 [2018-11-07 10:42:02,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:42:02,111 INFO L225 Difference]: With dead ends: 258 [2018-11-07 10:42:02,111 INFO L226 Difference]: Without dead ends: 255 [2018-11-07 10:42:02,111 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 483 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2018-11-07 10:42:02,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-11-07 10:42:02,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 251. [2018-11-07 10:42:02,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-11-07 10:42:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 251 transitions. [2018-11-07 10:42:02,127 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 251 transitions. Word has length 244 [2018-11-07 10:42:02,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:42:02,128 INFO L480 AbstractCegarLoop]: Abstraction has 251 states and 251 transitions. [2018-11-07 10:42:02,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-07 10:42:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 251 transitions. [2018-11-07 10:42:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-07 10:42:02,132 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:42:02,133 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:42:02,133 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:42:02,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:42:02,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1114619990, now seen corresponding path program 3 times [2018-11-07 10:42:02,134 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:42:02,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:42:02,135 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-07 10:42:02,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:42:02,135 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:42:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:42:02,620 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:02,620 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:42:02,621 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:42:02,621 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-07 10:42:02,621 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-07 10:42:02,621 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:42:02,621 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2018-11-07 10:42:02,631 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-07 10:42:02,632 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder TERMS_WITH_SMALL_CONSTANTS_FIRST (IT: FPandBP) [2018-11-07 10:42:02,797 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-07 10:42:02,797 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-07 10:42:02,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 10:42:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:02,881 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 10:42:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:03,175 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 10:42:03,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 13 [2018-11-07 10:42:03,175 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 10:42:03,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 10:42:03,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 10:42:03,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2018-11-07 10:42:03,179 INFO L87 Difference]: Start difference. First operand 251 states and 251 transitions. Second operand 8 states. [2018-11-07 10:42:03,444 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 10:42:03,968 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-07 10:42:04,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:42:04,455 INFO L93 Difference]: Finished difference Result 264 states and 264 transitions. [2018-11-07 10:42:04,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-07 10:42:04,456 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 250 [2018-11-07 10:42:04,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:42:04,459 INFO L225 Difference]: With dead ends: 264 [2018-11-07 10:42:04,459 INFO L226 Difference]: Without dead ends: 261 [2018-11-07 10:42:04,460 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 494 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2018-11-07 10:42:04,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-11-07 10:42:04,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 257. [2018-11-07 10:42:04,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 257 states. [2018-11-07 10:42:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 257 transitions. [2018-11-07 10:42:04,491 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 257 transitions. Word has length 250 [2018-11-07 10:42:04,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:42:04,494 INFO L480 AbstractCegarLoop]: Abstraction has 257 states and 257 transitions. [2018-11-07 10:42:04,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 10:42:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 257 transitions. [2018-11-07 10:42:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-07 10:42:04,500 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:42:04,500 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:42:04,501 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:42:04,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:42:04,502 INFO L82 PathProgramCache]: Analyzing trace with hash 1084187228, now seen corresponding path program 4 times [2018-11-07 10:42:04,502 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:42:04,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:42:04,503 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-07 10:42:04,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:42:04,503 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:42:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:42:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:05,364 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:42:05,364 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:42:05,364 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-07 10:42:05,364 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-07 10:42:05,364 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:42:05,365 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2018-11-07 10:42:05,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:42:05,377 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 10:42:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:42:08,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 10:42:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:08,570 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 10:42:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:08,844 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 10:42:08,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 15 [2018-11-07 10:42:08,844 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 10:42:08,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 10:42:08,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 10:42:08,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-11-07 10:42:08,848 INFO L87 Difference]: Start difference. First operand 257 states and 257 transitions. Second operand 9 states. [2018-11-07 10:42:09,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:42:09,412 INFO L93 Difference]: Finished difference Result 270 states and 270 transitions. [2018-11-07 10:42:09,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-07 10:42:09,412 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 256 [2018-11-07 10:42:09,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:42:09,414 INFO L225 Difference]: With dead ends: 270 [2018-11-07 10:42:09,414 INFO L226 Difference]: Without dead ends: 267 [2018-11-07 10:42:09,415 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 505 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2018-11-07 10:42:09,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-11-07 10:42:09,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 263. [2018-11-07 10:42:09,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2018-11-07 10:42:09,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 263 transitions. [2018-11-07 10:42:09,424 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 263 transitions. Word has length 256 [2018-11-07 10:42:09,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:42:09,425 INFO L480 AbstractCegarLoop]: Abstraction has 263 states and 263 transitions. [2018-11-07 10:42:09,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 10:42:09,425 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 263 transitions. [2018-11-07 10:42:09,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-07 10:42:09,427 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:42:09,427 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:42:09,427 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:42:09,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:42:09,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1482831758, now seen corresponding path program 5 times [2018-11-07 10:42:09,428 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:42:09,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:42:09,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:42:09,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:42:09,429 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:42:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:42:10,518 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:42:10,519 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:42:10,519 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:42:10,519 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-07 10:42:10,519 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-07 10:42:10,519 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:42:10,519 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2018-11-07 10:42:10,532 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-07 10:42:10,532 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-07 10:42:35,234 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-11-07 10:42:35,235 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-07 10:42:35,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 10:42:35,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-07 10:42:35,343 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-07 10:42:35,344 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,366 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,397 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,398 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2018-11-07 10:42:35,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 18 [2018-11-07 10:42:35,546 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:35,547 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 27 [2018-11-07 10:42:35,548 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,621 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,697 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,698 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:23, output treesize:19 [2018-11-07 10:42:35,867 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25 [2018-11-07 10:42:35,870 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:35,870 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:35,871 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:35,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 52 [2018-11-07 10:42:35,872 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,887 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,896 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-07 10:42:35,897 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:32, output treesize:28 [2018-11-07 10:42:36,113 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-11-07 10:42:36,132 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:36,136 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:36,137 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:36,138 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:36,139 INFO L700 Elim1Store]: detected not equals via solver [2018-11-07 10:42:36,164 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 92 [2018-11-07 10:42:36,166 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-07 10:42:36,199 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-07 10:42:36,208 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2018-11-07 10:42:36,209 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:55, output treesize:27 [2018-11-07 10:42:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 12 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-07 10:42:36,423 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 10:42:37,236 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-07 10:42:37,292 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 10:42:37,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 9] total 26 [2018-11-07 10:42:37,293 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 10:42:37,293 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-07 10:42:37,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-07 10:42:37,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=529, Unknown=0, NotChecked=0, Total=650 [2018-11-07 10:42:37,294 INFO L87 Difference]: Start difference. First operand 263 states and 263 transitions. Second operand 19 states. [2018-11-07 10:42:43,862 WARN L179 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2018-11-07 10:43:10,063 WARN L179 SmtUtils]: Spent 26.16 s on a formula simplification. DAG size of input: 63 DAG size of output: 50 [2018-11-07 10:43:24,340 WARN L179 SmtUtils]: Spent 14.10 s on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2018-11-07 10:43:24,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:43:24,342 INFO L93 Difference]: Finished difference Result 277 states and 279 transitions. [2018-11-07 10:43:24,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-07 10:43:24,342 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 262 [2018-11-07 10:43:24,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:43:24,343 INFO L225 Difference]: With dead ends: 277 [2018-11-07 10:43:24,343 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 10:43:24,346 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 560 GetRequests, 507 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 437 ImplicationChecksByTransitivity, 48.1s TimeCoverageRelationStatistics Valid=695, Invalid=2061, Unknown=0, NotChecked=0, Total=2756 [2018-11-07 10:43:24,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 10:43:24,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 10:43:24,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 10:43:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 10:43:24,347 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 262 [2018-11-07 10:43:24,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:43:24,347 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 10:43:24,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-07 10:43:24,348 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 10:43:24,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 10:43:24,353 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 10:43:24,492 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 3 [2018-11-07 10:43:24,690 WARN L179 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 52 [2018-11-07 10:43:24,693 INFO L425 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-11-07 10:43:24,694 INFO L425 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2018-11-07 10:43:24,694 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-07 10:43:24,694 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 10:43:24,694 INFO L425 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2018-11-07 10:43:24,694 INFO L425 ceAbstractionStarter]: For program point L158-2(line 158) no Hoare annotation was computed. [2018-11-07 10:43:24,694 INFO L425 ceAbstractionStarter]: For program point L158-3(line 158) no Hoare annotation was computed. [2018-11-07 10:43:24,695 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-07 10:43:24,695 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 10:43:24,695 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 10:43:24,695 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~Id_MCDC_93~0 0) [2018-11-07 10:43:24,695 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 10:43:24,695 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 10:43:24,695 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 225) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 131 235) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 131 235) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point L170-1(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point L170-3(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,696 INFO L425 ceAbstractionStarter]: For program point L170-4(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-5(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-6(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-7(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-8(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-9(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-10(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,697 INFO L425 ceAbstractionStarter]: For program point L170-11(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-12(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-13(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-14(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-15(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-16(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-17(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-18(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,698 INFO L425 ceAbstractionStarter]: For program point L170-19(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-20(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-21(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-22(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-23(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-24(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-25(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-26(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,699 INFO L425 ceAbstractionStarter]: For program point L170-27(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L170-28(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L170-29(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L170-30(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L170-31(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L170-32(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,700 INFO L425 ceAbstractionStarter]: For program point L170-33(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L171-2(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L170-34(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L171-3(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L170-35(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L171-4(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L170-36(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L171-5(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L170-37(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L171-6(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,701 INFO L425 ceAbstractionStarter]: For program point L170-38(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L171-7(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L170-39(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L171-8(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L170-40(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L171-9(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L170-41(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L171-10(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L170-42(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L171-11(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L170-43(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L171-12(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,702 INFO L425 ceAbstractionStarter]: For program point L170-44(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L171-13(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L170-45(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L171-14(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L170-46(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L171-15(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 206) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,703 INFO L425 ceAbstractionStarter]: For program point L170-47(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L171-16(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L155-1(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L170-48(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L171-17(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L155-2(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L170-49(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L171-18(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L155-3(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,704 INFO L425 ceAbstractionStarter]: For program point L170-50(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L171-19(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L170-51(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L171-20(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L155-4(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L170-52(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L171-21(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L155-5(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L170-53(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,705 INFO L425 ceAbstractionStarter]: For program point L171-22(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L155-6(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L170-54(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L171-23(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L155-7(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L170-55(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L171-24(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L155-8(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L170-56(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L171-25(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L155-9(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L170-57(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L171-26(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L155-10(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,706 INFO L425 ceAbstractionStarter]: For program point L170-58(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L171-27(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L155-11(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L170-59(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L171-28(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L155-12(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L170-60(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L171-29(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L155-13(line 155) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L170-61(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L171-30(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L170-62(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L171-31(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L170-63(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,707 INFO L425 ceAbstractionStarter]: For program point L171-32(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-64(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-33(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-65(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-34(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-66(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-35(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-67(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-36(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-68(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-37(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-69(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-38(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L170-70(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,708 INFO L425 ceAbstractionStarter]: For program point L171-39(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L170-71(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L171-40(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L170-72(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L171-41(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L170-73(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L171-42(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L170-74(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L171-43(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,709 INFO L425 ceAbstractionStarter]: For program point L170-75(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L171-44(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L170-76(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L171-45(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L170-77(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L171-46(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L170-78(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L171-47(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L170-79(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L171-48(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L170-80(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,710 INFO L425 ceAbstractionStarter]: For program point L171-49(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L170-81(line 170) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-50(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-51(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-52(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-53(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-54(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-55(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-56(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-57(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-58(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,711 INFO L425 ceAbstractionStarter]: For program point L171-59(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 219) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-60(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-61(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-62(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-63(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-64(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-65(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-66(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-67(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-68(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-69(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-70(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-71(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,712 INFO L425 ceAbstractionStarter]: For program point L171-72(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-73(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-74(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-75(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-76(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-77(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-78(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-79(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-80(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-81(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-82(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-83(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-84(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-85(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,713 INFO L425 ceAbstractionStarter]: For program point L171-86(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-87(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-88(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-89(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-90(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-91(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-92(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-93(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-94(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-95(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-96(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-97(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-98(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-99(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,714 INFO L425 ceAbstractionStarter]: For program point L171-100(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-101(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-102(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-103(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-104(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-105(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-106(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-107(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-108(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L171-109(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,715 INFO L425 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-110(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-111(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-112(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-113(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-114(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-115(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-116(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-117(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-118(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-119(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-120(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,716 INFO L425 ceAbstractionStarter]: For program point L171-121(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-122(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-123(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-124(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-125(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-126(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-127(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-128(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-129(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-130(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-131(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-132(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-133(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,717 INFO L425 ceAbstractionStarter]: For program point L171-134(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L171-135(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L171-136(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L171-137(line 171) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 234) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 232) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 195 205) no Hoare annotation was computed. [2018-11-07 10:43:24,718 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 131 235) the Hoare annotation is: (or (not (= 0 |old(~Id_MCDC_93~0)|)) (= ~Id_MCDC_93~0 0)) [2018-11-07 10:43:24,719 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 227) no Hoare annotation was computed. [2018-11-07 10:43:24,719 INFO L421 ceAbstractionStarter]: At program point L200(lines 165 233) the Hoare annotation is: (let ((.cse5 (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|))) (let ((.cse0 (= (select .cse5 (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 500)) 0)) (.cse1 (= (select .cse5 (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 496)) 0)) (.cse2 (= 0 (select .cse5 (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 492))))) (or (and .cse0 (= ~Id_MCDC_93~0 0) .cse1 .cse2 (= 0 main_~Id_MCDC_89__Id_MCDC_96~0)) (let ((.cse3 (mod (+ ~Id_MCDC_93~0 4294967295) 4294967296)) (.cse4 (mod (+ main_~Id_MCDC_89__Id_MCDC_96~0 4294967295) 4294967296))) (and (< .cse3 42) .cse0 (not (= (* 12 .cse4) 492)) (not (= 492 (* 12 .cse3))) .cse1 .cse2 (< .cse4 42))) (not (= 0 |old(~Id_MCDC_93~0)|)) (and .cse0 (<= main_~Id_MCDC_89__Id_MCDC_96~0 1) (<= 1 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1 .cse2 (< 0 (+ (div ~Id_MCDC_93~0 4294967296) 1)) (<= ~Id_MCDC_93~0 3))))) [2018-11-07 10:43:24,728 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,729 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,729 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,729 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,730 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,730 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,730 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,731 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,731 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,739 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,740 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,740 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,740 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,740 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,741 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:43:24 BoogieIcfgContainer [2018-11-07 10:43:24,744 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 10:43:24,745 INFO L168 Benchmark]: Toolchain (without parser) took 114737.00 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -907.8 MB). Peak memory consumption was 201.6 MB. Max. memory is 7.1 GB. [2018-11-07 10:43:24,746 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 10:43:24,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-11-07 10:43:24,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.76 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -809.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2018-11-07 10:43:24,748 INFO L168 Benchmark]: Boogie Preprocessor took 83.43 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 10:43:24,749 INFO L168 Benchmark]: RCFGBuilder took 1742.22 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 7.1 GB. [2018-11-07 10:43:24,749 INFO L168 Benchmark]: TraceAbstraction took 112286.39 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 378.0 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -184.9 MB). Peak memory consumption was 193.2 MB. Max. memory is 7.1 GB. [2018-11-07 10:43:24,754 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 503.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 116.76 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 731.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -809.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.43 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1742.22 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 112286.39 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 378.0 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -184.9 MB). Peak memory consumption was 193.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 219]: 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: 165]: Loop Invariant [2018-11-07 10:43:24,765 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,765 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,765 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,766 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,767 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,768 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,768 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,769 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-07 10:43:24,770 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 500] == 0 && Id_MCDC_93 == 0) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 496] == 0) && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 0 == Id_MCDC_89__Id_MCDC_96) || (((((((Id_MCDC_93 + 4294967295) % 4294967296 < 42 && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 500] == 0) && !(12 * ((Id_MCDC_89__Id_MCDC_96 + 4294967295) % 4294967296) == 492)) && !(492 == 12 * ((Id_MCDC_93 + 4294967295) % 4294967296))) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 496] == 0) && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && (Id_MCDC_89__Id_MCDC_96 + 4294967295) % 4294967296 < 42)) || !(0 == \old(Id_MCDC_93))) || ((((((unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 500] == 0 && Id_MCDC_89__Id_MCDC_96 <= 1) && 1 <= Id_MCDC_89__Id_MCDC_96) && unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 496] == 0) && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 0 < Id_MCDC_93 / 4294967296 + 1) && Id_MCDC_93 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 262 locations, 1 error locations. SAFE Result, 112.1s OverallTime, 6 OverallIterations, 6 TraceHistogramMax, 49.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1417 SDtfs, 1595 SDslu, 5457 SDs, 0 SdLazy, 1074 SolverSat, 113 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2586 GetRequests, 2463 SyntacticMatches, 11 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 51.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=263occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.3s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 20 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 12 NumberOfFragments, 158 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 426 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 52.6s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 2732 NumberOfCodeBlocks, 2714 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3966 ConstructedInterpolants, 28 QuantifiedInterpolants, 1786440 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2834 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 16 InterpolantComputations, 1 PerfectInterpolantSequences, 92/495 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...