java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:40:05,263 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:40:05,268 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:40:05,279 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:40:05,280 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:40:05,281 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:40:05,282 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:40:05,284 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:40:05,286 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:40:05,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:40:05,289 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:40:05,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:40:05,291 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:40:05,292 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:40:05,293 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:40:05,294 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:40:05,295 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:40:05,299 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:40:05,301 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:40:05,306 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:40:05,307 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:40:05,309 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:40:05,311 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:40:05,312 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:40:05,312 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:40:05,313 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:40:05,314 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:40:05,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:40:05,318 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:40:05,319 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:40:05,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:40:05,320 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 18:40:05,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 18:40:05,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 18:40:05,322 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 18:40:05,323 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 18:40:05,324 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 18:40:05,351 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:40:05,352 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:40:05,353 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:40:05,353 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:40:05,354 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:40:05,354 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:40:05,354 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:40:05,354 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:40:05,354 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:40:05,354 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:40:05,355 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:40:05,355 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:40:05,356 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:40:05,356 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:40:05,357 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:40:05,357 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:40:05,357 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:40:05,357 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:40:05,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:40:05,357 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:40:05,359 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:40:05,360 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:40:05,360 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:40:05,360 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:40:05,360 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:40:05,360 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:40:05,360 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:40:05,361 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:40:05,361 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:40:05,361 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:40:05,361 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:40:05,361 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:40:05,362 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:40:05,362 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:40:05,362 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:40:05,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:40:05,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:40:05,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:40:05,437 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:40:05,438 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:40:05,438 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-11-07 18:40:05,506 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4481697/ccddbed46cd24b42b1a8bf4cb47aadc3/FLAGbec3ab927 [2018-11-07 18:40:06,041 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:40:06,045 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label19_true-unreach-call_false-termination.c [2018-11-07 18:40:06,064 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4481697/ccddbed46cd24b42b1a8bf4cb47aadc3/FLAGbec3ab927 [2018-11-07 18:40:06,080 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4481697/ccddbed46cd24b42b1a8bf4cb47aadc3 [2018-11-07 18:40:06,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:40:06,092 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:40:06,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:40:06,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:40:06,096 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:40:06,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f02a909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06, skipping insertion in model container [2018-11-07 18:40:06,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:40:06,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:40:06,660 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:40:06,664 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:40:06,784 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:40:06,806 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:40:06,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06 WrapperNode [2018-11-07 18:40:06,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:40:06,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 18:40:06,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 18:40:06,808 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 18:40:06,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:40:06,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:40:06,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:40:06,874 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:40:06,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:06,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:07,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:07,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:07,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (1/1) ... [2018-11-07 18:40:07,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:40:07,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:40:07,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:40:07,079 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:40:07,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (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 18:40:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:40:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:40:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:40:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:40:07,156 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:40:07,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:40:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:40:07,158 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:40:07,158 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:40:10,297 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:40:10,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:40:10 BoogieIcfgContainer [2018-11-07 18:40:10,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:40:10,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:40:10,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:40:10,305 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:40:10,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:40:06" (1/3) ... [2018-11-07 18:40:10,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d295980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:40:10, skipping insertion in model container [2018-11-07 18:40:10,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:40:06" (2/3) ... [2018-11-07 18:40:10,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d295980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:40:10, skipping insertion in model container [2018-11-07 18:40:10,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:40:10" (3/3) ... [2018-11-07 18:40:10,311 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label19_true-unreach-call_false-termination.c [2018-11-07 18:40:10,322 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:40:10,333 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:40:10,347 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:40:10,385 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:40:10,385 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:40:10,385 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:40:10,385 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:40:10,385 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:40:10,386 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:40:10,386 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:40:10,386 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:40:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-07 18:40:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-07 18:40:10,427 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:10,428 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] [2018-11-07 18:40:10,431 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:10,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:10,437 INFO L82 PathProgramCache]: Analyzing trace with hash -526402299, now seen corresponding path program 1 times [2018-11-07 18:40:10,440 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:10,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:10,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:10,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:10,491 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:11,083 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:40:11,220 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 18:40:11,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:40:11,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:40:11,224 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:11,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:40:11,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:40:11,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:40:11,252 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-07 18:40:12,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:12,921 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-07 18:40:12,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:40:12,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2018-11-07 18:40:12,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:12,944 INFO L225 Difference]: With dead ends: 550 [2018-11-07 18:40:12,944 INFO L226 Difference]: Without dead ends: 340 [2018-11-07 18:40:12,951 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:40:12,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-07 18:40:13,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-07 18:40:13,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-07 18:40:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-11-07 18:40:13,032 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 93 [2018-11-07 18:40:13,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:13,033 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-11-07 18:40:13,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:40:13,033 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-11-07 18:40:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-07 18:40:13,040 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:13,040 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:40:13,040 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:13,041 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:13,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1485917062, now seen corresponding path program 1 times [2018-11-07 18:40:13,041 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:13,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:13,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:13,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:13,043 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:40:13,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:40:13,289 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:40:13,289 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:13,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:40:13,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:40:13,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:40:13,293 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-11-07 18:40:15,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:15,054 INFO L93 Difference]: Finished difference Result 1070 states and 1774 transitions. [2018-11-07 18:40:15,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:40:15,056 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-11-07 18:40:15,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:15,066 INFO L225 Difference]: With dead ends: 1070 [2018-11-07 18:40:15,066 INFO L226 Difference]: Without dead ends: 736 [2018-11-07 18:40:15,072 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:40:15,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2018-11-07 18:40:15,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 719. [2018-11-07 18:40:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-07 18:40:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1113 transitions. [2018-11-07 18:40:15,148 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1113 transitions. Word has length 104 [2018-11-07 18:40:15,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:15,149 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 1113 transitions. [2018-11-07 18:40:15,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:40:15,149 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1113 transitions. [2018-11-07 18:40:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-07 18:40:15,156 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:15,156 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:40:15,156 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:15,157 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:15,157 INFO L82 PathProgramCache]: Analyzing trace with hash 499331959, now seen corresponding path program 1 times [2018-11-07 18:40:15,157 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:15,158 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:15,158 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:15,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:15,159 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:40:15,428 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:40:15,428 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:40:15,429 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 130 with the following transitions: [2018-11-07 18:40:15,431 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [381], [383], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:40:15,477 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:40:15,478 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:40:16,819 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:40:16,821 INFO L272 AbstractInterpreter]: Visited 97 different actions 162 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 18:40:16,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:16,863 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:40:17,466 INFO L227 lantSequenceWeakener]: Weakened 126 states. On average, predicates are now at 80.04% of their original sizes. [2018-11-07 18:40:17,467 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:40:18,408 INFO L415 sIntCurrentIteration]: We unified 128 AI predicates to 128 [2018-11-07 18:40:18,408 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:40:18,409 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:40:18,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2018-11-07 18:40:18,410 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:18,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 18:40:18,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 18:40:18,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-07 18:40:18,414 INFO L87 Difference]: Start difference. First operand 719 states and 1113 transitions. Second operand 11 states. [2018-11-07 18:40:32,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:32,447 INFO L93 Difference]: Finished difference Result 2255 states and 3564 transitions. [2018-11-07 18:40:32,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 18:40:32,448 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 129 [2018-11-07 18:40:32,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:32,456 INFO L225 Difference]: With dead ends: 2255 [2018-11-07 18:40:32,457 INFO L226 Difference]: Without dead ends: 1542 [2018-11-07 18:40:32,461 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 139 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=113, Invalid=349, Unknown=0, NotChecked=0, Total=462 [2018-11-07 18:40:32,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2018-11-07 18:40:32,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1529. [2018-11-07 18:40:32,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1529 states. [2018-11-07 18:40:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 2004 transitions. [2018-11-07 18:40:32,511 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 2004 transitions. Word has length 129 [2018-11-07 18:40:32,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:32,512 INFO L480 AbstractCegarLoop]: Abstraction has 1529 states and 2004 transitions. [2018-11-07 18:40:32,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 18:40:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2004 transitions. [2018-11-07 18:40:32,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-07 18:40:32,516 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:32,517 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:40:32,517 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:32,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:32,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1250466940, now seen corresponding path program 1 times [2018-11-07 18:40:32,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:32,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:32,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:32,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:32,520 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:32,790 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-07 18:40:32,790 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:40:32,790 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:40:32,790 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 143 with the following transitions: [2018-11-07 18:40:32,791 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [381], [383], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:40:32,796 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:40:32,796 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:40:33,210 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:40:33,211 INFO L272 AbstractInterpreter]: Visited 98 different actions 165 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-07 18:40:33,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:33,216 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:40:34,007 INFO L227 lantSequenceWeakener]: Weakened 51 states. On average, predicates are now at 80.74% of their original sizes. [2018-11-07 18:40:34,007 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:40:34,981 INFO L415 sIntCurrentIteration]: We unified 141 AI predicates to 141 [2018-11-07 18:40:34,981 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:40:34,981 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:40:34,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [6] total 23 [2018-11-07 18:40:34,982 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:40:34,982 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-07 18:40:34,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-07 18:40:34,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-07 18:40:34,983 INFO L87 Difference]: Start difference. First operand 1529 states and 2004 transitions. Second operand 19 states. [2018-11-07 18:40:49,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:49,852 INFO L93 Difference]: Finished difference Result 3337 states and 4423 transitions. [2018-11-07 18:40:49,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-07 18:40:49,852 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 142 [2018-11-07 18:40:49,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:49,863 INFO L225 Difference]: With dead ends: 3337 [2018-11-07 18:40:49,863 INFO L226 Difference]: Without dead ends: 1950 [2018-11-07 18:40:49,869 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 153 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=207, Invalid=723, Unknown=0, NotChecked=0, Total=930 [2018-11-07 18:40:49,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2018-11-07 18:40:49,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1940. [2018-11-07 18:40:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1940 states. [2018-11-07 18:40:49,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2456 transitions. [2018-11-07 18:40:49,940 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2456 transitions. Word has length 142 [2018-11-07 18:40:49,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:49,941 INFO L480 AbstractCegarLoop]: Abstraction has 1940 states and 2456 transitions. [2018-11-07 18:40:49,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-07 18:40:49,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2456 transitions. [2018-11-07 18:40:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-07 18:40:49,947 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:40:49,947 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:40:49,948 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:40:49,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:49,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1682060433, now seen corresponding path program 1 times [2018-11-07 18:40:49,948 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:40:49,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:49,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:49,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:40:49,950 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:40:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-07 18:40:50,069 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:40:50,070 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:40:50,070 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 155 with the following transitions: [2018-11-07 18:40:50,070 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [381], [383], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-11-07 18:40:50,074 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:40:50,075 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:40:52,162 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:40:52,163 INFO L272 AbstractInterpreter]: Visited 100 different actions 572 times. Merged at 9 different actions 57 times. Widened at 1 different actions 2 times. Found 14 fixpoints after 3 different actions. Largest state had 42 variables. [2018-11-07 18:40:52,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:40:52,200 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:40:52,200 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:40:52,200 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 18:40:52,210 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:40:52,211 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:40:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:40:52,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:40:52,636 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 62 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-07 18:40:52,636 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:40:52,907 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 18:40:53,014 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 18:40:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-07 18:40:53,224 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:40:53,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-11-07 18:40:53,224 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:40:53,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-07 18:40:53,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-07 18:40:53,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-07 18:40:53,226 INFO L87 Difference]: Start difference. First operand 1940 states and 2456 transitions. Second operand 8 states. [2018-11-07 18:40:58,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:40:58,491 INFO L93 Difference]: Finished difference Result 5312 states and 7304 transitions. [2018-11-07 18:40:58,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-07 18:40:58,498 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 154 [2018-11-07 18:40:58,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:40:58,498 INFO L225 Difference]: With dead ends: 5312 [2018-11-07 18:40:58,499 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 18:40:58,521 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-11-07 18:40:58,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 18:40:58,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 18:40:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 18:40:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 18:40:58,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2018-11-07 18:40:58,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:40:58,522 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 18:40:58,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-07 18:40:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 18:40:58,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 18:40:58,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 18:40:58,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:40:58,802 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 144 [2018-11-07 18:40:58,923 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 151 [2018-11-07 18:40:59,740 WARN L179 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2018-11-07 18:41:00,037 WARN L179 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 86 [2018-11-07 18:41:00,963 WARN L179 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 86 [2018-11-07 18:41:01,454 WARN L179 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 82 [2018-11-07 18:41:01,821 WARN L179 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 82 [2018-11-07 18:41:01,823 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:41:01,824 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a8~0 |old(~a8~0)|) (= ~a7~0 |old(~a7~0)|) (= |old(~a16~0)| ~a16~0)) [2018-11-07 18:41:01,824 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:41:01,824 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-07 18:41:01,824 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-07 18:41:01,824 INFO L425 ceAbstractionStarter]: For program point L565(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,824 INFO L425 ceAbstractionStarter]: For program point L532(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L499(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L466(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L400(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-07 18:41:01,825 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L568(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L535(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L502(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L469(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L436(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L403(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-07 18:41:01,826 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-07 18:41:01,827 INFO L425 ceAbstractionStarter]: For program point L571(lines 571 573) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L538(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L505(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L472(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L439(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L406(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-07 18:41:01,828 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L541(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L508(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L475(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L442(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L409(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,829 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-07 18:41:01,830 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L544(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L511(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L478(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,831 INFO L425 ceAbstractionStarter]: For program point L445(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L412(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-07 18:41:01,832 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L547(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L514(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L481(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L448(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L415(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-07 18:41:01,833 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L550(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,834 INFO L425 ceAbstractionStarter]: For program point L517(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,835 INFO L425 ceAbstractionStarter]: For program point L484(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,835 INFO L425 ceAbstractionStarter]: For program point L451(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,835 INFO L425 ceAbstractionStarter]: For program point L418(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,835 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-07 18:41:01,837 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-07 18:41:01,837 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-07 18:41:01,837 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L553(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L520(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L487(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L454(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L421(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,838 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-07 18:41:01,839 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse8 (= 1 |old(~a7~0)|)) (.cse9 (<= ~a8~0 |old(~a8~0)|)) (.cse10 (= |old(~a16~0)| ~a16~0))) (let ((.cse3 (= ~a17~0 1)) (.cse4 (= ~a21~0 1)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (not (= 8 ~a12~0))) (.cse2 (not (= 1 |old(~a17~0)|))) (.cse5 (and .cse9 (= 1 ~a7~0) .cse10)) (.cse6 (not .cse8)) (.cse7 (= 6 |old(~a16~0)|)) (.cse11 (<= 15 ~a8~0)) (.cse12 (< |old(~a8~0)| 15))) (and (or (not (= 0 |old(~a7~0)|)) .cse0 .cse1 (< 1 |old(~a20~0)|) (< |old(~a20~0)| 0) .cse2 (and .cse3 .cse4 (<= 0 ~a20~0) (<= ~a20~0 1)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|))) (or (< 13 |old(~a8~0)|) .cse5 .cse6) (or (and .cse3 .cse4 (<= 13 ~a8~0) (= ~a20~0 1)) (< 6 |calculate_output_#in~input|) .cse0 (< 15 |old(~a8~0)|) .cse1 .cse2 (not (= 1 |old(~a20~0)|)) (< 5 |old(~a16~0)|) (< |old(~a16~0)| 4) (< 1 |old(~a7~0)|) (< |old(~a8~0)| 13) (< |old(~a7~0)| 0) (< |calculate_output_#in~input| 1)) (or .cse7 .cse5 .cse6) (or .cse8 (and .cse9 (= ~a7~0 |old(~a7~0)|) .cse10)) (or .cse7 .cse11 .cse12) (or .cse8 .cse11 .cse12)))) [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L556(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L523(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L490(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L457(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L424(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-07 18:41:01,840 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L559(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L526(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L493(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L460(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,841 INFO L425 ceAbstractionStarter]: For program point L427(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L394(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-07 18:41:01,842 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L562(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L529(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L496(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L463(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L430(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L397(lines 30 575) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-07 18:41:01,843 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~a8~0 15) (= ~z~0 26) (= ~a17~0 1) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~b~0 2) (= ~a~0 1) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-11-07 18:41:01,844 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:41:01,844 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (and (= ~a8~0 15) (= ~a21~0 1) (= ~a17~0 1) (= ~a7~0 |old(~a7~0)|) (= ~a20~0 1) (= ~a16~0 5)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 18:41:01,844 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-07 18:41:01,845 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (not (= ~v~0 22)) (<= ~a8~0 13) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= ~a7~0 1)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= ~a16~0 6)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 18:41:01,845 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-07 18:41:01,845 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-07 18:41:01,845 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-07 18:41:01,845 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (or (not (= ~v~0 22)) (<= ~a8~0 13) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= ~a7~0 1)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= ~a16~0 6)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 18:41:01,845 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-07 18:41:01,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:41:01 BoogieIcfgContainer [2018-11-07 18:41:01,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 18:41:01,860 INFO L168 Benchmark]: Toolchain (without parser) took 55768.61 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.2 GB). Free memory was 1.4 GB in the beginning and 3.5 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-11-07 18:41:01,861 INFO L168 Benchmark]: CDTParser took 0.25 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 18:41:01,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 18:41:01,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.71 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 18:41:01,863 INFO L168 Benchmark]: Boogie Preprocessor took 204.01 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-11-07 18:41:01,864 INFO L168 Benchmark]: RCFGBuilder took 3219.52 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: 102.4 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. [2018-11-07 18:41:01,865 INFO L168 Benchmark]: TraceAbstraction took 51560.26 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.5 GB). Free memory was 2.1 GB in the beginning and 3.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-11-07 18:41:01,870 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 714.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.71 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 204.01 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3219.52 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: 102.4 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 51560.26 ms. Allocated memory was 2.3 GB in the beginning and 3.8 GB in the end (delta: 1.5 GB). Free memory was 2.1 GB in the beginning and 3.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(v == 22) || a8 <= 13) || !(u == 21)) || !(\old(a16) == 5)) || !(\old(a21) == 1)) || !(b == 2)) || !(y == 25)) || !(a7 == 1)) || !(\old(a7) == 0)) || !(3 == c)) || !(\old(a20) == 1)) || !(a == 1)) || !(26 == z)) || !(x == 24)) || !(a16 == 6)) || !(\old(a17) == 1)) || !(a12 == 8)) || !(e == 5)) || !(\old(a8) == 15)) || !(d == 4)) || !(6 == f)) || !(w == 23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 51.4s OverallTime, 5 OverallIterations, 5 TraceHistogramMax, 37.7s AutomataDifference, 0.0s DeadEndRemovalTime, 3.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 731 SDtfs, 5525 SDslu, 915 SDs, 0 SdLazy, 7125 SolverSat, 1544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 661 GetRequests, 571 SyntacticMatches, 3 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 462 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1940occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.9s AbstIntTime, 3 AbstIntIterations, 2 AbstIntStrong, 0.9964646052139071 AbsIntWeakeningRatio, 0.2825278810408922 AbsIntAvgWeakeningVarsNumRemoved, 24.843866171003718 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 40 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 64 PreInvPairs, 134 NumberOfFragments, 523 HoareAnnotationTreeSize, 64 FomulaSimplifications, 5908 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4022 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 776 NumberOfCodeBlocks, 776 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 923 ConstructedInterpolants, 0 QuantifiedInterpolants, 207967 SizeOfPredicates, 1 NumberOfNonLiveVariables, 542 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 425/472 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...