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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:36:53,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:36:53,224 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:36:53,236 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 10:36:53,236 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 10:36:53,238 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 10:36:53,239 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 10:36:53,240 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 10:36:53,242 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 10:36:53,243 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 10:36:53,244 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 10:36:53,244 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 10:36:53,245 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 10:36:53,246 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 10:36:53,247 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 10:36:53,249 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 10:36:53,250 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 10:36:53,252 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 10:36:53,254 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 10:36:53,255 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 10:36:53,256 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 10:36:53,258 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 10:36:53,260 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 10:36:53,260 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 10:36:53,260 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 10:36:53,261 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 10:36:53,262 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 10:36:53,263 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 10:36:53,264 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 10:36:53,265 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 10:36:53,265 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 10:36:53,266 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 10:36:53,266 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 10:36:53,267 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 10:36:53,268 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 10:36:53,268 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 10:36:53,269 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default_PUPT.epf [2018-09-28 10:36:53,284 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:36:53,285 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:36:53,290 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:36:53,290 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:36:53,291 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:36:53,291 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:36:53,291 INFO L133 SettingsManager]: * Use SBE=true [2018-09-28 10:36:53,291 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:36:53,292 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:36:53,292 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:36:53,292 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:36:53,292 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:36:53,294 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:36:53,294 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:36:53,294 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:36:53,295 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:36:53,295 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:36:53,295 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:36:53,295 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:36:53,295 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-28 10:36:53,296 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:36:53,296 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-28 10:36:53,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 10:36:53,296 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:36:53,296 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:36:53,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:36:53,297 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-28 10:36:53,297 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:36:53,297 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:36:53,297 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:36:53,297 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 10:36:53,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:36:53,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:36:53,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:36:53,378 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:36:53,378 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:36:53,379 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl [2018-09-28 10:36:53,380 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl' [2018-09-28 10:36:53,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:36:53,479 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:36:53,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:36:53,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:36:53,480 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:36:53,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:36:53,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:36:53,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:36:53,541 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:36:53,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... [2018-09-28 10:36:53,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:36:53,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:36:53,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:36:53,605 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:36:53,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 10:36:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 10:36:53,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 10:36:54,386 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 10:36:54,386 INFO L202 PluginConnector]: Adding new model pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:36:54 BoogieIcfgContainer [2018-09-28 10:36:54,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:36:54,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-28 10:36:54,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-28 10:36:54,391 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-28 10:36:54,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:36:53" (1/2) ... [2018-09-28 10:36:54,393 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e607582 and model type pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.09 10:36:54, skipping insertion in model container [2018-09-28 10:36:54,393 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:36:54" (2/2) ... [2018-09-28 10:36:54,395 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl [2018-09-28 10:36:54,405 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-28 10:36:54,413 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-28 10:36:54,465 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-28 10:36:54,466 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-28 10:36:54,466 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-28 10:36:54,467 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-28 10:36:54,467 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-28 10:36:54,467 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-28 10:36:54,467 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-28 10:36:54,467 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-28 10:36:54,468 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-28 10:36:54,485 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2018-09-28 10:36:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:36:54,498 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:54,500 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-28 10:36:54,501 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:54,510 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:54,510 INFO L82 PathProgramCache]: Analyzing trace with hash -61215035, now seen corresponding path program 1 times [2018-09-28 10:36:54,513 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:54,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:54,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:54,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:54,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:36:54,774 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:54,774 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-28 10:36:54,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:36:54,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:36:54,795 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:54,798 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 3 states. [2018-09-28 10:36:54,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:54,962 INFO L93 Difference]: Finished difference Result 54 states and 77 transitions. [2018-09-28 10:36:54,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:36:54,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-09-28 10:36:54,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:54,981 INFO L225 Difference]: With dead ends: 54 [2018-09-28 10:36:54,981 INFO L226 Difference]: Without dead ends: 35 [2018-09-28 10:36:54,989 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:55,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-09-28 10:36:55,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2018-09-28 10:36:55,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-09-28 10:36:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 47 transitions. [2018-09-28 10:36:55,031 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 47 transitions. Word has length 17 [2018-09-28 10:36:55,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:55,031 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 47 transitions. [2018-09-28 10:36:55,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:36:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2018-09-28 10:36:55,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:36:55,032 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:55,032 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-28 10:36:55,033 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:55,033 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:55,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1341078713, now seen corresponding path program 1 times [2018-09-28 10:36:55,033 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:55,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:55,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:55,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:36:55,135 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:55,136 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-28 10:36:55,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:36:55,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:36:55,138 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:55,138 INFO L87 Difference]: Start difference. First operand 33 states and 47 transitions. Second operand 3 states. [2018-09-28 10:36:55,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:55,200 INFO L93 Difference]: Finished difference Result 97 states and 139 transitions. [2018-09-28 10:36:55,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:36:55,200 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-09-28 10:36:55,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:55,202 INFO L225 Difference]: With dead ends: 97 [2018-09-28 10:36:55,202 INFO L226 Difference]: Without dead ends: 65 [2018-09-28 10:36:55,203 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:55,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-09-28 10:36:55,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2018-09-28 10:36:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-09-28 10:36:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2018-09-28 10:36:55,223 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 17 [2018-09-28 10:36:55,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:55,223 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2018-09-28 10:36:55,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:36:55,224 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2018-09-28 10:36:55,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:36:55,224 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:55,225 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-28 10:36:55,225 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:55,225 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:55,225 INFO L82 PathProgramCache]: Analyzing trace with hash -754272699, now seen corresponding path program 1 times [2018-09-28 10:36:55,226 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:55,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:55,228 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:55,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:55,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:36:55,365 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:55,365 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-28 10:36:55,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:36:55,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:36:55,366 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:55,367 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 3 states. [2018-09-28 10:36:55,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:55,478 INFO L93 Difference]: Finished difference Result 187 states and 268 transitions. [2018-09-28 10:36:55,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:36:55,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-09-28 10:36:55,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:55,491 INFO L225 Difference]: With dead ends: 187 [2018-09-28 10:36:55,492 INFO L226 Difference]: Without dead ends: 125 [2018-09-28 10:36:55,493 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:55,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-09-28 10:36:55,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2018-09-28 10:36:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-09-28 10:36:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 174 transitions. [2018-09-28 10:36:55,526 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 174 transitions. Word has length 17 [2018-09-28 10:36:55,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:55,526 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 174 transitions. [2018-09-28 10:36:55,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:36:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 174 transitions. [2018-09-28 10:36:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:36:55,528 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:55,528 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-28 10:36:55,528 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:55,529 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:55,530 INFO L82 PathProgramCache]: Analyzing trace with hash -53208121, now seen corresponding path program 1 times [2018-09-28 10:36:55,530 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:55,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:55,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:55,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:55,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:36:55,645 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:55,645 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-28 10:36:55,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:36:55,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:36:55,646 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:55,647 INFO L87 Difference]: Start difference. First operand 123 states and 174 transitions. Second operand 3 states. [2018-09-28 10:36:55,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:55,754 INFO L93 Difference]: Finished difference Result 367 states and 520 transitions. [2018-09-28 10:36:55,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:36:55,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-09-28 10:36:55,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:55,758 INFO L225 Difference]: With dead ends: 367 [2018-09-28 10:36:55,758 INFO L226 Difference]: Without dead ends: 245 [2018-09-28 10:36:55,759 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:55,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2018-09-28 10:36:55,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 243. [2018-09-28 10:36:55,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-09-28 10:36:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 338 transitions. [2018-09-28 10:36:55,815 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 338 transitions. Word has length 17 [2018-09-28 10:36:55,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:55,815 INFO L480 AbstractCegarLoop]: Abstraction has 243 states and 338 transitions. [2018-09-28 10:36:55,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:36:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 338 transitions. [2018-09-28 10:36:55,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:36:55,816 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:55,816 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-28 10:36:55,817 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:55,817 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:55,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1721799241, now seen corresponding path program 1 times [2018-09-28 10:36:55,818 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:55,818 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:55,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:55,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:55,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:36:55,956 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:55,956 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-28 10:36:55,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-28 10:36:55,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-28 10:36:55,957 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:55,957 INFO L87 Difference]: Start difference. First operand 243 states and 338 transitions. Second operand 4 states. [2018-09-28 10:36:56,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:56,458 INFO L93 Difference]: Finished difference Result 517 states and 707 transitions. [2018-09-28 10:36:56,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-28 10:36:56,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-09-28 10:36:56,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:56,467 INFO L225 Difference]: With dead ends: 517 [2018-09-28 10:36:56,467 INFO L226 Difference]: Without dead ends: 515 [2018-09-28 10:36:56,468 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:56,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-09-28 10:36:56,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 275. [2018-09-28 10:36:56,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-09-28 10:36:56,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 370 transitions. [2018-09-28 10:36:56,555 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 370 transitions. Word has length 17 [2018-09-28 10:36:56,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:56,555 INFO L480 AbstractCegarLoop]: Abstraction has 275 states and 370 transitions. [2018-09-28 10:36:56,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-28 10:36:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 370 transitions. [2018-09-28 10:36:56,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-28 10:36:56,558 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:56,558 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-28 10:36:56,558 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:56,559 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:56,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1721858823, now seen corresponding path program 1 times [2018-09-28 10:36:56,559 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:56,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:56,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:56,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:56,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:36:56,703 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:56,703 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-28 10:36:56,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-28 10:36:56,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-28 10:36:56,704 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:56,704 INFO L87 Difference]: Start difference. First operand 275 states and 370 transitions. Second operand 4 states. [2018-09-28 10:36:57,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:57,398 INFO L93 Difference]: Finished difference Result 879 states and 1193 transitions. [2018-09-28 10:36:57,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-28 10:36:57,401 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-09-28 10:36:57,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:57,404 INFO L225 Difference]: With dead ends: 879 [2018-09-28 10:36:57,404 INFO L226 Difference]: Without dead ends: 605 [2018-09-28 10:36:57,406 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:57,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2018-09-28 10:36:57,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 605. [2018-09-28 10:36:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 605 states. [2018-09-28 10:36:57,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 776 transitions. [2018-09-28 10:36:57,512 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 776 transitions. Word has length 17 [2018-09-28 10:36:57,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:57,512 INFO L480 AbstractCegarLoop]: Abstraction has 605 states and 776 transitions. [2018-09-28 10:36:57,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-28 10:36:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 776 transitions. [2018-09-28 10:36:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:36:57,518 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:57,518 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2018-09-28 10:36:57,518 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:57,518 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:57,519 INFO L82 PathProgramCache]: Analyzing trace with hash 868944887, now seen corresponding path program 1 times [2018-09-28 10:36:57,519 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:57,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:57,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:57,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:57,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-09-28 10:36:57,695 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:36:57,695 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-28 10:36:57,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:36:57,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:36:57,696 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:36:57,696 INFO L87 Difference]: Start difference. First operand 605 states and 776 transitions. Second operand 3 states. [2018-09-28 10:36:58,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:36:58,124 INFO L93 Difference]: Finished difference Result 1809 states and 2322 transitions. [2018-09-28 10:36:58,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:36:58,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-09-28 10:36:58,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:36:58,132 INFO L225 Difference]: With dead ends: 1809 [2018-09-28 10:36:58,133 INFO L226 Difference]: Without dead ends: 1207 [2018-09-28 10:36:58,135 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:36:58,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2018-09-28 10:36:58,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1205. [2018-09-28 10:36:58,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1205 states. [2018-09-28 10:36:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1508 transitions. [2018-09-28 10:36:58,349 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1508 transitions. Word has length 62 [2018-09-28 10:36:58,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:36:58,349 INFO L480 AbstractCegarLoop]: Abstraction has 1205 states and 1508 transitions. [2018-09-28 10:36:58,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:36:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1508 transitions. [2018-09-28 10:36:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-28 10:36:58,354 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:36:58,354 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2018-09-28 10:36:58,354 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:36:58,354 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:36:58,355 INFO L82 PathProgramCache]: Analyzing trace with hash 2034253683, now seen corresponding path program 1 times [2018-09-28 10:36:58,355 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:36:58,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:36:58,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:58,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:58,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:36:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-09-28 10:36:58,815 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-28 10:36:58,816 INFO L227 ckRefinementStrategy]: Switched to mode Z3_FP 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 [2018-09-28 10:36:58,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:36:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:36:58,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 10:37:00,152 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-09-28 10:37:00,187 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-09-28 10:37:00,187 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2018-09-28 10:37:00,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-28 10:37:00,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-28 10:37:00,188 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:37:00,190 INFO L87 Difference]: Start difference. First operand 1205 states and 1508 transitions. Second operand 8 states. [2018-09-28 10:37:04,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:37:04,996 INFO L93 Difference]: Finished difference Result 2293 states and 2844 transitions. [2018-09-28 10:37:04,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-28 10:37:04,996 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 62 [2018-09-28 10:37:04,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:37:05,004 INFO L225 Difference]: With dead ends: 2293 [2018-09-28 10:37:05,004 INFO L226 Difference]: Without dead ends: 1091 [2018-09-28 10:37:05,007 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:37:05,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2018-09-28 10:37:05,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 653. [2018-09-28 10:37:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2018-09-28 10:37:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 808 transitions. [2018-09-28 10:37:05,315 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 808 transitions. Word has length 62 [2018-09-28 10:37:05,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:37:05,316 INFO L480 AbstractCegarLoop]: Abstraction has 653 states and 808 transitions. [2018-09-28 10:37:05,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-28 10:37:05,316 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 808 transitions. [2018-09-28 10:37:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-28 10:37:05,318 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:37:05,318 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2018-09-28 10:37:05,318 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:37:05,318 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:37:05,319 INFO L82 PathProgramCache]: Analyzing trace with hash -552343681, now seen corresponding path program 2 times [2018-09-28 10:37:05,319 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:37:05,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:37:05,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:37:05,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:37:05,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:37:05,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:37:05,445 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-09-28 10:37:05,446 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:37:05,446 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-28 10:37:05,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:37:05,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:37:05,447 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:37:05,447 INFO L87 Difference]: Start difference. First operand 653 states and 808 transitions. Second operand 3 states. [2018-09-28 10:37:05,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:37:05,839 INFO L93 Difference]: Finished difference Result 1109 states and 1359 transitions. [2018-09-28 10:37:05,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:37:05,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2018-09-28 10:37:05,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:37:05,844 INFO L225 Difference]: With dead ends: 1109 [2018-09-28 10:37:05,844 INFO L226 Difference]: Without dead ends: 459 [2018-09-28 10:37:05,846 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:37:05,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2018-09-28 10:37:06,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 457. [2018-09-28 10:37:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2018-09-28 10:37:06,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 540 transitions. [2018-09-28 10:37:06,064 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 540 transitions. Word has length 77 [2018-09-28 10:37:06,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:37:06,064 INFO L480 AbstractCegarLoop]: Abstraction has 457 states and 540 transitions. [2018-09-28 10:37:06,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:37:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 540 transitions. [2018-09-28 10:37:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-28 10:37:06,066 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:37:06,066 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1] [2018-09-28 10:37:06,066 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:37:06,067 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 10:37:06,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1096614215, now seen corresponding path program 3 times [2018-09-28 10:37:06,067 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:37:06,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:37:06,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:37:06,068 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-09-28 10:37:06,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:37:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:37:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-09-28 10:37:06,197 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:37:06,197 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-28 10:37:06,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-28 10:37:06,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-28 10:37:06,198 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-28 10:37:06,198 INFO L87 Difference]: Start difference. First operand 457 states and 540 transitions. Second operand 3 states. [2018-09-28 10:37:06,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:37:06,281 INFO L93 Difference]: Finished difference Result 464 states and 547 transitions. [2018-09-28 10:37:06,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-28 10:37:06,282 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-09-28 10:37:06,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:37:06,282 INFO L225 Difference]: With dead ends: 464 [2018-09-28 10:37:06,282 INFO L226 Difference]: Without dead ends: 0 [2018-09-28 10:37:06,283 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-28 10:37:06,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-28 10:37:06,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-28 10:37:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-28 10:37:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-28 10:37:06,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2018-09-28 10:37:06,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:37:06,285 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-28 10:37:06,285 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-28 10:37:06,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-28 10:37:06,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-28 10:37:06,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-28 10:37:06,573 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-09-28 10:37:06,800 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 56 [2018-09-28 10:37:06,917 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 37 [2018-09-28 10:37:07,484 WARN L178 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-09-28 10:37:07,729 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2018-09-28 10:37:07,920 WARN L178 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 56 [2018-09-28 10:37:08,103 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 38 [2018-09-28 10:37:08,254 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2018-09-28 10:37:08,471 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2018-09-28 10:37:08,474 INFO L422 ceAbstractionStarter]: At program point L320(lines 313 321) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (= ~mode4 (* 256 (div ~mode4 256))) (<= ~send5 127)) [2018-09-28 10:37:08,475 INFO L422 ceAbstractionStarter]: At program point L411(lines 407 418) the Hoare annotation is: (and (<= 1 ~mode4) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= ~mode4 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (not (= ~p4_old ~nomsg)) (<= ~send5 127)) [2018-09-28 10:37:08,475 INFO L422 ceAbstractionStarter]: At program point L279(lines 279 291) the Hoare annotation is: (let ((.cse1 (<= 0 ~send4)) (.cse3 (= 0 (+ ~nomsg 1))) (.cse4 (<= ~r1 (* 256 (div ~r1 256)))) (.cse0 (<= 0 ~send5)) (.cse2 (<= ~send4 127)) (.cse5 (<= ~send5 127))) (or (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) .cse0 (= ~mode1 (* 256 (div ~mode1 256))) .cse1 (= ~mode2 (* 256 (div ~mode2 256))) .cse2 .cse3 .cse4 (= ~mode4 (* 256 (div ~mode4 256))) .cse5) (and (<= 1 ~mode4) .cse1 .cse3 .cse4 .cse0 (<= 1 ~mode1) (<= ~mode1 1) (not (= ~p4_old ~nomsg)) .cse2 (<= ~mode4 1) (exists ((v_prenex_1 Int)) (let ((.cse6 (mod v_prenex_1 256))) (and (= .cse6 ~p5_old) (<= .cse6 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) .cse5))) [2018-09-28 10:37:08,475 INFO L422 ceAbstractionStarter]: At program point L432(lines 432 439) the Hoare annotation is: (and (<= 1 ~mode4) (= ULTIMATE.start_assert_~arg 1) (<= 0 ~send4) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (not (= ~p4_old ~nomsg)) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (<= 1 ULTIMATE.start_check_~tmp~108) (<= ~send4 127) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= ~mode4 1) (<= ~send5 127)) [2018-09-28 10:37:08,475 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 443) no Hoare annotation was computed. [2018-09-28 10:37:08,476 INFO L422 ceAbstractionStarter]: At program point L325(lines 325 335) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (= ~mode4 (* 256 (div ~mode4 256))) (<= ~send5 127)) [2018-09-28 10:37:08,476 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 81 444) no Hoare annotation was computed. [2018-09-28 10:37:08,476 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 81 444) no Hoare annotation was computed. [2018-09-28 10:37:08,476 INFO L422 ceAbstractionStarter]: At program point L441(lines 272 441) the Hoare annotation is: (let ((.cse1 (<= 0 ~send4)) (.cse3 (= 0 (+ ~nomsg 1))) (.cse4 (<= ~r1 (* 256 (div ~r1 256)))) (.cse0 (<= 0 ~send5)) (.cse2 (<= ~send4 127)) (.cse5 (<= ~send5 127))) (or (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) .cse0 (= ~mode1 (* 256 (div ~mode1 256))) .cse1 (= ~mode2 (* 256 (div ~mode2 256))) .cse2 .cse3 .cse4 (= ~mode4 (* 256 (div ~mode4 256))) .cse5) (and (<= 1 ~mode4) .cse1 .cse3 .cse4 .cse0 (<= 1 ~mode1) (<= ~mode1 1) (not (= ~p4_old ~nomsg)) .cse2 (<= ~mode4 1) (exists ((v_prenex_1 Int)) (let ((.cse6 (mod v_prenex_1 256))) (and (= .cse6 ~p5_old) (<= .cse6 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) .cse5))) [2018-09-28 10:37:08,476 INFO L422 ceAbstractionStarter]: At program point L342(lines 334 343) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (= ~mode4 (* 256 (div ~mode4 256))) (<= ~send5 127)) [2018-09-28 10:37:08,477 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 81 444) no Hoare annotation was computed. [2018-09-28 10:37:08,477 INFO L422 ceAbstractionStarter]: At program point L347(lines 347 357) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (= ~mode4 (* 256 (div ~mode4 256))) (<= ~send5 127)) [2018-09-28 10:37:08,477 INFO L422 ceAbstractionStarter]: At program point L438(lines 438 442) the Hoare annotation is: false [2018-09-28 10:37:08,477 INFO L422 ceAbstractionStarter]: At program point L364(lines 356 365) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 1 ~mode4) (not (= ~p4_new ~nomsg)) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (<= ~mode4 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127)) [2018-09-28 10:37:08,477 INFO L422 ceAbstractionStarter]: At program point L298(lines 290 299) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (= ~mode2 (* 256 (div ~mode2 256))) (<= ~send4 127) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (= ~mode4 (* 256 (div ~mode4 256))) (<= ~send5 127)) [2018-09-28 10:37:08,478 INFO L422 ceAbstractionStarter]: At program point L422(lines 417 423) the Hoare annotation is: (and (<= 1 ~mode4) (<= 0 ~send4) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (not (= ~p4_old ~nomsg)) (<= 0 ~send5) (<= 1 ~mode1) (<= ~mode1 1) (<= 1 ULTIMATE.start_check_~tmp~108) (<= ~send4 127) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= ~mode4 1) (<= ~send5 127)) [2018-09-28 10:37:08,478 INFO L422 ceAbstractionStarter]: At program point L402(lines 402 408) the Hoare annotation is: (and (<= 1 ~mode4) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= .cse0 ~p5_old) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= ~mode4 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (not (= ~p4_old ~nomsg)) (<= ~send5 127)) [2018-09-28 10:37:08,478 INFO L422 ceAbstractionStarter]: At program point L369(lines 369 379) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (<= 1 ~mode4) (not (= ~p4_new ~nomsg)) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (<= ~mode4 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (<= ~send5 127)) [2018-09-28 10:37:08,478 INFO L422 ceAbstractionStarter]: At program point L303(lines 303 314) the Hoare annotation is: (and (= ~mode5 (* 256 (div ~mode5 256))) (= ~mode3 (* 256 (div ~mode3 256))) (<= 0 ~send5) (<= 1 ~mode1) (<= 0 ~send4) (<= ~mode1 1) (= ~mode2 (* 256 (div ~mode2 256))) (<= ~send4 127) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (= ~mode4 (* 256 (div ~mode4 256))) (<= ~send5 127)) [2018-09-28 10:37:08,479 INFO L422 ceAbstractionStarter]: At program point L386(lines 378 387) the Hoare annotation is: (and (<= 1 ~mode4) (<= 1 ~mode1) (not (= ~p4_new ~nomsg)) (<= 0 ~send5) (<= 0 ~send4) (<= ~mode1 1) (<= ~send4 127) (<= ~mode4 1) (= 0 (+ ~nomsg 1)) (<= ~r1 (* 256 (div ~r1 256))) (exists ((v_prenex_1 Int)) (let ((.cse0 (mod v_prenex_1 256))) (and (= ~p5_new .cse0) (<= .cse0 127) (<= v_prenex_1 127) (<= 0 v_prenex_1)))) (<= ~send5 127)) [2018-09-28 10:37:08,492 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,493 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,493 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,493 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,498 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,502 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,502 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,502 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,502 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,508 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,508 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,508 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,509 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,510 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,511 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,511 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,511 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,513 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,513 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,514 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,514 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,516 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,517 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,517 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,517 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,519 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,520 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,522 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,522 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,522 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,523 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,525 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,525 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,526 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,526 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,527 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,528 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,528 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,528 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,530 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,530 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,530 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,530 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,532 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,532 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,532 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,532 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,539 INFO L202 PluginConnector]: Adding new model pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.09 10:37:08 BoogieIcfgContainer [2018-09-28 10:37:08,540 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-28 10:37:08,541 INFO L168 Benchmark]: Toolchain (without parser) took 15066.48 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 153.1 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -35.3 MB). Peak memory consumption was 609.3 MB. Max. memory is 7.1 GB. [2018-09-28 10:37:08,542 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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. [2018-09-28 10:37:08,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.69 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. [2018-09-28 10:37:08,544 INFO L168 Benchmark]: Boogie Preprocessor took 63.49 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. [2018-09-28 10:37:08,545 INFO L168 Benchmark]: RCFGBuilder took 782.14 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-28 10:37:08,546 INFO L168 Benchmark]: TraceAbstraction took 14152.05 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 153.1 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -67.0 MB). Peak memory consumption was 577.6 MB. Max. memory is 7.1 GB. [2018-09-28 10:37:08,551 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 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 Procedure Inliner took 60.69 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 63.49 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. * RCFGBuilder took 782.14 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14152.05 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 153.1 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -67.0 MB). Peak memory consumption was 577.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 443]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: ((((((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~mode2 == 256 * (~mode2 / 256)) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127 - InvariantResult [Line: 272]: Loop Invariant [2018-09-28 10:37:08,563 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,564 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,564 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,564 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,566 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,566 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,567 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,567 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && ~mode1 == 256 * (~mode1 / 256)) && 0 <= ~send4) && ~mode2 == 256 * (~mode2 / 256)) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127) || (((((((((((1 <= ~mode4 && 0 <= ~send4) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && !(~p4_old == ~nomsg)) && ~send4 <= 127) && ~mode4 <= 1) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~send5 <= 127) - InvariantResult [Line: 378]: Loop Invariant [2018-09-28 10:37:08,568 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,568 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,568 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,569 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,570 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,570 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,570 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,570 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((1 <= ~mode4 && 1 <= ~mode1) && !(~p4_new == ~nomsg)) && 0 <= ~send5) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && ~mode4 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && (exists v_prenex_1 : int :: ((~p5_new == v_prenex_1 % 256 && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~send5 <= 127 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: ((((((((((~mode5 == 256 * (~mode5 / 256) && 1 <= ~mode4) && !(~p4_new == ~nomsg)) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && ~mode4 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((((((~mode5 == 256 * (~mode5 / 256) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: (((((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: ((((((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~mode2 == 256 * (~mode2 / 256)) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127 - InvariantResult [Line: 402]: Loop Invariant [2018-09-28 10:37:08,574 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,574 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,574 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,574 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,576 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,576 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,576 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,576 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((1 <= ~mode4 && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~mode4 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && !(~p4_old == ~nomsg)) && ~send5 <= 127 - InvariantResult [Line: 279]: Loop Invariant [2018-09-28 10:37:08,579 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,580 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,580 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,580 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,581 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,582 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,582 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,582 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && ~mode1 == 256 * (~mode1 / 256)) && 0 <= ~send4) && ~mode2 == 256 * (~mode2 / 256)) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127) || (((((((((((1 <= ~mode4 && 0 <= ~send4) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && !(~p4_old == ~nomsg)) && ~send4 <= 127) && ~mode4 <= 1) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~send5 <= 127) - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: ((((((((((~mode5 == 256 * (~mode5 / 256) && 1 <= ~mode4) && !(~p4_new == ~nomsg)) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && ~mode4 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~send5 <= 127 - InvariantResult [Line: 417]: Loop Invariant [2018-09-28 10:37:08,586 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,586 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,586 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,586 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,587 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,587 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,590 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,591 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: (((((((((((1 <= ~mode4 && 0 <= ~send4) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && !(~p4_old == ~nomsg)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 1 <= check_~tmp~108) && ~send4 <= 127) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~mode4 <= 1) && ~send5 <= 127 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: ((((((((~mode5 == 256 * (~mode5 / 256) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127 - InvariantResult [Line: 407]: Loop Invariant [2018-09-28 10:37:08,592 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,592 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,593 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,593 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,593 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,594 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,594 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,594 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((1 <= ~mode4 && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~mode4 <= 1) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && !(~p4_old == ~nomsg)) && ~send5 <= 127 - InvariantResult [Line: 432]: Loop Invariant [2018-09-28 10:37:08,595 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,595 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,595 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,596 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,603 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,604 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,604 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-09-28 10:37:08,604 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((((1 <= ~mode4 && assert_~arg == 1) && 0 <= ~send4) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && !(~p4_old == ~nomsg)) && 0 <= ~send5) && 1 <= ~mode1) && ~mode1 <= 1) && 1 <= check_~tmp~108) && ~send4 <= 127) && (exists v_prenex_1 : int :: ((v_prenex_1 % 256 == ~p5_old && v_prenex_1 % 256 <= 127) && v_prenex_1 <= 127) && 0 <= v_prenex_1)) && ~mode4 <= 1) && ~send5 <= 127 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((((((~mode5 == 256 * (~mode5 / 256) && ~mode3 == 256 * (~mode3 / 256)) && 0 <= ~send5) && 1 <= ~mode1) && 0 <= ~send4) && ~mode1 <= 1) && ~send4 <= 127) && 0 == ~nomsg + 1) && ~r1 <= 256 * (~r1 / 256)) && ~mode4 == 256 * (~mode4 / 256)) && ~send5 <= 127 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 20 locations, 1 error locations. SAFE Result, 14.0s OverallTime, 10 OverallIterations, 6 TraceHistogramMax, 7.4s AutomataDifference, 0.0s DeadEndRemovalTime, 2.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 329 SDtfs, 304 SDslu, 256 SDs, 0 SdLazy, 185 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1205occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 690 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 16 PreInvPairs, 33 NumberOfFragments, 954 HoareAnnotationTreeSize, 16 FomulaSimplifications, 446 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 16 FomulaSimplificationsInter, 855 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 457 NumberOfCodeBlocks, 457 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 446 ConstructedInterpolants, 7 QuantifiedInterpolants, 148501 SizeOfPredicates, 4 NumberOfNonLiveVariables, 491 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 633/645 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-28_10-37-08-618.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-28_10-37-08-618.csv Received shutdown request...