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/real-life/s3_clnt_1_Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 10:42:37,748 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 10:42:37,750 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 10:42:37,770 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-09-30 10:42:37,827 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 [2018-09-30 10:42:37,854 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 10:42:37,854 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 10:42:37,856 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 10:42:37,856 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 10:42:37,856 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 10:42:37,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 10:42:37,857 INFO L133 SettingsManager]: * Use SBE=true [2018-09-30 10:42:37,857 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 10:42:37,858 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 10:42:37,858 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 10:42:37,859 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 10:42:37,859 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 10:42:37,859 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 10:42:37,859 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 10:42:37,859 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 10:42:37,860 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 10:42:37,860 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 10:42:37,860 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 10:42:37,860 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 10:42:37,860 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-30 10:42:37,861 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 10:42:37,861 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-30 10:42:37,861 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-30 10:42:37,861 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 10:42:37,861 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 10:42:37,862 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 10:42:37,862 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-30 10:42:37,862 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 10:42:37,862 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 10:42:37,864 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 10:42:37,864 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 10:42:37,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 10:42:37,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 10:42:37,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 10:42:37,947 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 10:42:37,948 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 10:42:37,948 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl [2018-09-30 10:42:37,949 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Safe.bpl' [2018-09-30 10:42:38,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 10:42:38,073 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 10:42:38,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 10:42:38,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 10:42:38,074 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 10:42:38,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,116 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 10:42:38,117 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 10:42:38,117 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 10:42:38,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 10:42:38,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 10:42:38,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 10:42:38,120 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 10:42:38,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/1) ... [2018-09-30 10:42:38,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 10:42:38,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 10:42:38,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 10:42:38,186 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 10:42:38,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (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 [2018-09-30 10:42:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-30 10:42:38,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-30 10:42:38,422 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-30 10:42:38,423 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-30 10:42:39,472 INFO L345 CfgBuilder]: Using library mode [2018-09-30 10:42:39,473 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 10:42:39 BoogieIcfgContainer [2018-09-30 10:42:39,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 10:42:39,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-30 10:42:39,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-30 10:42:39,477 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-30 10:42:39,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 10:42:38" (1/2) ... [2018-09-30 10:42:39,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62e75dd0 and model type s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.09 10:42:39, skipping insertion in model container [2018-09-30 10:42:39,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 10:42:39" (2/2) ... [2018-09-30 10:42:39,481 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_1_Safe.bpl [2018-09-30 10:42:39,491 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-30 10:42:39,500 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-30 10:42:39,550 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-30 10:42:39,551 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-30 10:42:39,551 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-30 10:42:39,551 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-30 10:42:39,551 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-30 10:42:39,552 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-30 10:42:39,552 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-30 10:42:39,552 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-30 10:42:39,552 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-30 10:42:39,573 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states. [2018-09-30 10:42:39,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 10:42:39,582 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:39,583 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:39,584 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:39,591 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:39,591 INFO L82 PathProgramCache]: Analyzing trace with hash 2094316450, now seen corresponding path program 1 times [2018-09-30 10:42:39,593 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:39,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:39,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:39,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:39,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 10:42:39,824 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:39,825 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-30 10:42:39,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:39,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:39,846 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:39,848 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 3 states. [2018-09-30 10:42:40,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:40,205 INFO L93 Difference]: Finished difference Result 363 states and 621 transitions. [2018-09-30 10:42:40,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:40,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-09-30 10:42:40,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:40,226 INFO L225 Difference]: With dead ends: 363 [2018-09-30 10:42:40,226 INFO L226 Difference]: Without dead ends: 214 [2018-09-30 10:42:40,230 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:40,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-09-30 10:42:40,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2018-09-30 10:42:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-09-30 10:42:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 320 transitions. [2018-09-30 10:42:40,294 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 320 transitions. Word has length 24 [2018-09-30 10:42:40,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:40,295 INFO L480 AbstractCegarLoop]: Abstraction has 214 states and 320 transitions. [2018-09-30 10:42:40,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 320 transitions. [2018-09-30 10:42:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 10:42:40,298 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:40,299 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:40,299 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:40,300 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:40,300 INFO L82 PathProgramCache]: Analyzing trace with hash 59798678, now seen corresponding path program 1 times [2018-09-30 10:42:40,300 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:40,300 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:40,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:40,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:40,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 10:42:40,374 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:40,374 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:40,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:40,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:40,378 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:40,378 INFO L87 Difference]: Start difference. First operand 214 states and 320 transitions. Second operand 3 states. [2018-09-30 10:42:41,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:41,300 INFO L93 Difference]: Finished difference Result 466 states and 703 transitions. [2018-09-30 10:42:41,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:41,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-09-30 10:42:41,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:41,307 INFO L225 Difference]: With dead ends: 466 [2018-09-30 10:42:41,307 INFO L226 Difference]: Without dead ends: 258 [2018-09-30 10:42:41,309 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:41,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-09-30 10:42:41,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 250. [2018-09-30 10:42:41,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-09-30 10:42:41,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 366 transitions. [2018-09-30 10:42:41,329 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 366 transitions. Word has length 39 [2018-09-30 10:42:41,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:41,330 INFO L480 AbstractCegarLoop]: Abstraction has 250 states and 366 transitions. [2018-09-30 10:42:41,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:41,330 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 366 transitions. [2018-09-30 10:42:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 10:42:41,333 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:41,334 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:41,334 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:41,334 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:41,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1333096252, now seen corresponding path program 1 times [2018-09-30 10:42:41,335 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:41,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:41,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:41,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:41,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 10:42:41,439 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:41,440 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:41,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:41,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:41,441 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:41,441 INFO L87 Difference]: Start difference. First operand 250 states and 366 transitions. Second operand 3 states. [2018-09-30 10:42:42,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:42,222 INFO L93 Difference]: Finished difference Result 598 states and 902 transitions. [2018-09-30 10:42:42,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:42,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-09-30 10:42:42,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:42,226 INFO L225 Difference]: With dead ends: 598 [2018-09-30 10:42:42,227 INFO L226 Difference]: Without dead ends: 352 [2018-09-30 10:42:42,228 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:42,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2018-09-30 10:42:42,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 334. [2018-09-30 10:42:42,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2018-09-30 10:42:42,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 468 transitions. [2018-09-30 10:42:42,250 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 468 transitions. Word has length 57 [2018-09-30 10:42:42,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:42,250 INFO L480 AbstractCegarLoop]: Abstraction has 334 states and 468 transitions. [2018-09-30 10:42:42,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:42,251 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 468 transitions. [2018-09-30 10:42:42,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 10:42:42,254 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:42,255 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:42,255 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:42,255 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:42,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1199082746, now seen corresponding path program 1 times [2018-09-30 10:42:42,256 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:42,256 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:42,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:42,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:42,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:42,325 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 10:42:42,326 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:42,326 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:42,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:42,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:42,327 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:42,327 INFO L87 Difference]: Start difference. First operand 334 states and 468 transitions. Second operand 3 states. [2018-09-30 10:42:42,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:42,859 INFO L93 Difference]: Finished difference Result 710 states and 1007 transitions. [2018-09-30 10:42:42,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:42,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-09-30 10:42:42,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:42,864 INFO L225 Difference]: With dead ends: 710 [2018-09-30 10:42:42,864 INFO L226 Difference]: Without dead ends: 382 [2018-09-30 10:42:42,865 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:42,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-09-30 10:42:42,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 374. [2018-09-30 10:42:42,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-09-30 10:42:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 518 transitions. [2018-09-30 10:42:42,883 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 518 transitions. Word has length 57 [2018-09-30 10:42:42,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:42,883 INFO L480 AbstractCegarLoop]: Abstraction has 374 states and 518 transitions. [2018-09-30 10:42:42,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:42,884 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 518 transitions. [2018-09-30 10:42:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 10:42:42,888 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:42,888 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:42,889 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:42,889 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:42,889 INFO L82 PathProgramCache]: Analyzing trace with hash 309535550, now seen corresponding path program 1 times [2018-09-30 10:42:42,889 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:42,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:42,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:42,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:42,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:42,956 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-30 10:42:42,956 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:42,956 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:42,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:42,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:42,957 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:42,957 INFO L87 Difference]: Start difference. First operand 374 states and 518 transitions. Second operand 3 states. [2018-09-30 10:42:43,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:43,684 INFO L93 Difference]: Finished difference Result 850 states and 1212 transitions. [2018-09-30 10:42:43,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:43,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2018-09-30 10:42:43,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:43,697 INFO L225 Difference]: With dead ends: 850 [2018-09-30 10:42:43,697 INFO L226 Difference]: Without dead ends: 480 [2018-09-30 10:42:43,698 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:43,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2018-09-30 10:42:43,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 454. [2018-09-30 10:42:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2018-09-30 10:42:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 654 transitions. [2018-09-30 10:42:43,716 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 654 transitions. Word has length 71 [2018-09-30 10:42:43,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:43,717 INFO L480 AbstractCegarLoop]: Abstraction has 454 states and 654 transitions. [2018-09-30 10:42:43,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 654 transitions. [2018-09-30 10:42:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 10:42:43,721 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:43,722 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:43,722 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:43,722 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:43,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1385992431, now seen corresponding path program 1 times [2018-09-30 10:42:43,723 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:43,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:43,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:43,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:43,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-09-30 10:42:43,845 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:43,845 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:43,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:43,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:43,846 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:43,846 INFO L87 Difference]: Start difference. First operand 454 states and 654 transitions. Second operand 3 states. [2018-09-30 10:42:44,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:44,214 INFO L93 Difference]: Finished difference Result 952 states and 1377 transitions. [2018-09-30 10:42:44,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:44,218 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2018-09-30 10:42:44,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:44,222 INFO L225 Difference]: With dead ends: 952 [2018-09-30 10:42:44,222 INFO L226 Difference]: Without dead ends: 504 [2018-09-30 10:42:44,223 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:44,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2018-09-30 10:42:44,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 498. [2018-09-30 10:42:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-09-30 10:42:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 708 transitions. [2018-09-30 10:42:44,240 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 708 transitions. Word has length 74 [2018-09-30 10:42:44,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:44,240 INFO L480 AbstractCegarLoop]: Abstraction has 498 states and 708 transitions. [2018-09-30 10:42:44,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 708 transitions. [2018-09-30 10:42:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 10:42:44,244 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:44,245 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:44,245 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:44,245 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:44,245 INFO L82 PathProgramCache]: Analyzing trace with hash -931646216, now seen corresponding path program 1 times [2018-09-30 10:42:44,246 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:44,246 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:44,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:44,247 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:44,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-09-30 10:42:44,323 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:44,323 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:44,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:44,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:44,324 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:44,324 INFO L87 Difference]: Start difference. First operand 498 states and 708 transitions. Second operand 3 states. [2018-09-30 10:42:45,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:45,055 INFO L93 Difference]: Finished difference Result 990 states and 1411 transitions. [2018-09-30 10:42:45,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:45,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 95 [2018-09-30 10:42:45,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:45,063 INFO L225 Difference]: With dead ends: 990 [2018-09-30 10:42:45,063 INFO L226 Difference]: Without dead ends: 743 [2018-09-30 10:42:45,064 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:45,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2018-09-30 10:42:45,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 743. [2018-09-30 10:42:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 743 states. [2018-09-30 10:42:45,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 1056 transitions. [2018-09-30 10:42:45,091 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 1056 transitions. Word has length 95 [2018-09-30 10:42:45,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:45,092 INFO L480 AbstractCegarLoop]: Abstraction has 743 states and 1056 transitions. [2018-09-30 10:42:45,092 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:45,092 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1056 transitions. [2018-09-30 10:42:45,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 10:42:45,094 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:45,098 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:45,101 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:45,101 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:45,141 INFO L82 PathProgramCache]: Analyzing trace with hash -664650302, now seen corresponding path program 1 times [2018-09-30 10:42:45,141 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:45,142 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:45,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:45,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:45,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:45,294 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-09-30 10:42:45,295 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:45,296 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:45,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:45,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:45,297 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:45,297 INFO L87 Difference]: Start difference. First operand 743 states and 1056 transitions. Second operand 3 states. [2018-09-30 10:42:46,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:46,091 INFO L93 Difference]: Finished difference Result 990 states and 1408 transitions. [2018-09-30 10:42:46,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:46,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2018-09-30 10:42:46,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:46,100 INFO L225 Difference]: With dead ends: 990 [2018-09-30 10:42:46,100 INFO L226 Difference]: Without dead ends: 988 [2018-09-30 10:42:46,101 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:46,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2018-09-30 10:42:46,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 988. [2018-09-30 10:42:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2018-09-30 10:42:46,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1406 transitions. [2018-09-30 10:42:46,127 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1406 transitions. Word has length 97 [2018-09-30 10:42:46,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:46,128 INFO L480 AbstractCegarLoop]: Abstraction has 988 states and 1406 transitions. [2018-09-30 10:42:46,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:46,128 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1406 transitions. [2018-09-30 10:42:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 10:42:46,130 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:46,131 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:46,131 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:46,131 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:46,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1840260967, now seen corresponding path program 1 times [2018-09-30 10:42:46,131 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:46,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:46,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:46,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:46,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-09-30 10:42:46,247 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:46,248 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:46,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:46,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:46,248 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:46,249 INFO L87 Difference]: Start difference. First operand 988 states and 1406 transitions. Second operand 3 states. [2018-09-30 10:42:47,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:47,888 INFO L93 Difference]: Finished difference Result 2080 states and 2976 transitions. [2018-09-30 10:42:47,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:47,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-09-30 10:42:47,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:47,895 INFO L225 Difference]: With dead ends: 2080 [2018-09-30 10:42:47,895 INFO L226 Difference]: Without dead ends: 1098 [2018-09-30 10:42:47,897 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:47,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2018-09-30 10:42:47,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1084. [2018-09-30 10:42:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1084 states. [2018-09-30 10:42:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1522 transitions. [2018-09-30 10:42:47,922 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1522 transitions. Word has length 123 [2018-09-30 10:42:47,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:47,923 INFO L480 AbstractCegarLoop]: Abstraction has 1084 states and 1522 transitions. [2018-09-30 10:42:47,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:47,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1522 transitions. [2018-09-30 10:42:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-30 10:42:47,925 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:47,926 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:47,926 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:47,926 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:47,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1854917982, now seen corresponding path program 1 times [2018-09-30 10:42:47,927 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:47,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:47,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:47,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:47,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:48,047 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-09-30 10:42:48,047 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:48,048 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:48,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:48,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:48,048 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:48,049 INFO L87 Difference]: Start difference. First operand 1084 states and 1522 transitions. Second operand 3 states. [2018-09-30 10:42:48,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:48,755 INFO L93 Difference]: Finished difference Result 2370 states and 3378 transitions. [2018-09-30 10:42:48,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:48,756 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-09-30 10:42:48,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:48,762 INFO L225 Difference]: With dead ends: 2370 [2018-09-30 10:42:48,762 INFO L226 Difference]: Without dead ends: 1284 [2018-09-30 10:42:48,764 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:48,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1284 states. [2018-09-30 10:42:48,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1284 to 1244. [2018-09-30 10:42:48,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1244 states. [2018-09-30 10:42:48,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1244 states and 1750 transitions. [2018-09-30 10:42:48,792 INFO L78 Accepts]: Start accepts. Automaton has 1244 states and 1750 transitions. Word has length 145 [2018-09-30 10:42:48,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:48,793 INFO L480 AbstractCegarLoop]: Abstraction has 1244 states and 1750 transitions. [2018-09-30 10:42:48,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:48,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1750 transitions. [2018-09-30 10:42:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-30 10:42:48,796 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:48,797 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 5, 5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:48,797 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:48,797 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:48,797 INFO L82 PathProgramCache]: Analyzing trace with hash -109848754, now seen corresponding path program 1 times [2018-09-30 10:42:48,798 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:48,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:48,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:48,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:48,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-09-30 10:42:48,887 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:48,887 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:48,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:48,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:48,888 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:48,888 INFO L87 Difference]: Start difference. First operand 1244 states and 1750 transitions. Second operand 3 states. [2018-09-30 10:42:49,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:49,300 INFO L93 Difference]: Finished difference Result 2606 states and 3638 transitions. [2018-09-30 10:42:49,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:49,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2018-09-30 10:42:49,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:49,307 INFO L225 Difference]: With dead ends: 2606 [2018-09-30 10:42:49,307 INFO L226 Difference]: Without dead ends: 1368 [2018-09-30 10:42:49,309 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:49,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2018-09-30 10:42:49,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1360. [2018-09-30 10:42:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1360 states. [2018-09-30 10:42:49,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1360 states and 1886 transitions. [2018-09-30 10:42:49,339 INFO L78 Accepts]: Start accepts. Automaton has 1360 states and 1886 transitions. Word has length 182 [2018-09-30 10:42:49,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:49,339 INFO L480 AbstractCegarLoop]: Abstraction has 1360 states and 1886 transitions. [2018-09-30 10:42:49,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1886 transitions. [2018-09-30 10:42:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-09-30 10:42:49,343 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:49,344 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 6, 6, 5, 5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:49,344 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:49,344 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:49,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1851725904, now seen corresponding path program 1 times [2018-09-30 10:42:49,344 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:49,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:49,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:49,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:49,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:49,440 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-09-30 10:42:49,441 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:49,441 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:49,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:49,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:49,442 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:49,442 INFO L87 Difference]: Start difference. First operand 1360 states and 1886 transitions. Second operand 3 states. [2018-09-30 10:42:49,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:49,924 INFO L93 Difference]: Finished difference Result 2854 states and 3946 transitions. [2018-09-30 10:42:49,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:49,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 182 [2018-09-30 10:42:49,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:49,931 INFO L225 Difference]: With dead ends: 2854 [2018-09-30 10:42:49,931 INFO L226 Difference]: Without dead ends: 1500 [2018-09-30 10:42:49,933 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:49,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1500 states. [2018-09-30 10:42:49,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1500 to 1488. [2018-09-30 10:42:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1488 states. [2018-09-30 10:42:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1488 states and 2034 transitions. [2018-09-30 10:42:49,966 INFO L78 Accepts]: Start accepts. Automaton has 1488 states and 2034 transitions. Word has length 182 [2018-09-30 10:42:49,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:49,967 INFO L480 AbstractCegarLoop]: Abstraction has 1488 states and 2034 transitions. [2018-09-30 10:42:49,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:49,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2034 transitions. [2018-09-30 10:42:49,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-30 10:42:49,972 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:49,972 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:49,972 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:49,972 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:49,973 INFO L82 PathProgramCache]: Analyzing trace with hash -853360977, now seen corresponding path program 1 times [2018-09-30 10:42:49,973 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:49,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:49,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:49,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:49,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:50,119 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2018-09-30 10:42:50,119 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:50,120 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:50,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:50,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:50,121 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:50,121 INFO L87 Difference]: Start difference. First operand 1488 states and 2034 transitions. Second operand 3 states. [2018-09-30 10:42:50,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:50,934 INFO L93 Difference]: Finished difference Result 3126 states and 4270 transitions. [2018-09-30 10:42:50,940 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:50,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2018-09-30 10:42:50,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:50,948 INFO L225 Difference]: With dead ends: 3126 [2018-09-30 10:42:50,948 INFO L226 Difference]: Without dead ends: 1644 [2018-09-30 10:42:50,951 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:50,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1644 states. [2018-09-30 10:42:51,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1644 to 1636. [2018-09-30 10:42:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1636 states. [2018-09-30 10:42:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2202 transitions. [2018-09-30 10:42:51,012 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2202 transitions. Word has length 213 [2018-09-30 10:42:51,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:51,013 INFO L480 AbstractCegarLoop]: Abstraction has 1636 states and 2202 transitions. [2018-09-30 10:42:51,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:51,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2202 transitions. [2018-09-30 10:42:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-09-30 10:42:51,018 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:51,018 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:51,018 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:51,018 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:51,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1480031661, now seen corresponding path program 1 times [2018-09-30 10:42:51,019 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:51,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:51,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:51,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:51,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-09-30 10:42:51,161 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:51,161 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:51,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:51,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:51,162 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:51,162 INFO L87 Difference]: Start difference. First operand 1636 states and 2202 transitions. Second operand 3 states. [2018-09-30 10:42:51,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:51,358 INFO L93 Difference]: Finished difference Result 4772 states and 6442 transitions. [2018-09-30 10:42:51,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:51,358 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2018-09-30 10:42:51,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:51,371 INFO L225 Difference]: With dead ends: 4772 [2018-09-30 10:42:51,372 INFO L226 Difference]: Without dead ends: 3142 [2018-09-30 10:42:51,374 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:51,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3142 states. [2018-09-30 10:42:51,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3142 to 3140. [2018-09-30 10:42:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3140 states. [2018-09-30 10:42:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4241 transitions. [2018-09-30 10:42:51,435 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4241 transitions. Word has length 213 [2018-09-30 10:42:51,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:51,435 INFO L480 AbstractCegarLoop]: Abstraction has 3140 states and 4241 transitions. [2018-09-30 10:42:51,435 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4241 transitions. [2018-09-30 10:42:51,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-09-30 10:42:51,443 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:51,443 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:51,444 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:51,444 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:51,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1955375200, now seen corresponding path program 1 times [2018-09-30 10:42:51,444 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:51,445 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:51,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:51,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:51,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:51,579 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2018-09-30 10:42:51,580 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:51,580 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:51,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:51,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:51,581 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:51,581 INFO L87 Difference]: Start difference. First operand 3140 states and 4241 transitions. Second operand 3 states. [2018-09-30 10:42:52,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:52,241 INFO L93 Difference]: Finished difference Result 6426 states and 8672 transitions. [2018-09-30 10:42:52,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:52,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 238 [2018-09-30 10:42:52,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:52,255 INFO L225 Difference]: With dead ends: 6426 [2018-09-30 10:42:52,255 INFO L226 Difference]: Without dead ends: 3292 [2018-09-30 10:42:52,259 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:52,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2018-09-30 10:42:52,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3276. [2018-09-30 10:42:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3276 states. [2018-09-30 10:42:52,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 3276 states and 4397 transitions. [2018-09-30 10:42:52,323 INFO L78 Accepts]: Start accepts. Automaton has 3276 states and 4397 transitions. Word has length 238 [2018-09-30 10:42:52,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:52,324 INFO L480 AbstractCegarLoop]: Abstraction has 3276 states and 4397 transitions. [2018-09-30 10:42:52,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3276 states and 4397 transitions. [2018-09-30 10:42:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-09-30 10:42:52,331 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:52,332 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:52,332 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:52,332 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:52,332 INFO L82 PathProgramCache]: Analyzing trace with hash 2043312965, now seen corresponding path program 1 times [2018-09-30 10:42:52,332 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:52,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:52,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:52,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:52,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2018-09-30 10:42:52,464 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:52,464 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:52,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:52,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:52,465 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:52,465 INFO L87 Difference]: Start difference. First operand 3276 states and 4397 transitions. Second operand 3 states. [2018-09-30 10:42:53,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:53,429 INFO L93 Difference]: Finished difference Result 6954 states and 9464 transitions. [2018-09-30 10:42:53,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:53,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2018-09-30 10:42:53,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:53,455 INFO L225 Difference]: With dead ends: 6954 [2018-09-30 10:42:53,455 INFO L226 Difference]: Without dead ends: 3684 [2018-09-30 10:42:53,459 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:53,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3684 states. [2018-09-30 10:42:53,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3684 to 3596. [2018-09-30 10:42:53,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3596 states. [2018-09-30 10:42:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3596 states and 4773 transitions. [2018-09-30 10:42:53,522 INFO L78 Accepts]: Start accepts. Automaton has 3596 states and 4773 transitions. Word has length 249 [2018-09-30 10:42:53,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:53,523 INFO L480 AbstractCegarLoop]: Abstraction has 3596 states and 4773 transitions. [2018-09-30 10:42:53,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4773 transitions. [2018-09-30 10:42:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-09-30 10:42:53,532 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:53,532 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:53,532 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:53,532 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:53,533 INFO L82 PathProgramCache]: Analyzing trace with hash 713372088, now seen corresponding path program 1 times [2018-09-30 10:42:53,533 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:53,533 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:53,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:53,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:53,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:53,668 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2018-09-30 10:42:53,669 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:53,669 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:53,669 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:53,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:53,670 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:53,670 INFO L87 Difference]: Start difference. First operand 3596 states and 4773 transitions. Second operand 3 states. [2018-09-30 10:42:54,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:54,526 INFO L93 Difference]: Finished difference Result 7602 states and 10024 transitions. [2018-09-30 10:42:54,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:54,527 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 264 [2018-09-30 10:42:54,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:54,542 INFO L225 Difference]: With dead ends: 7602 [2018-09-30 10:42:54,542 INFO L226 Difference]: Without dead ends: 4012 [2018-09-30 10:42:54,546 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:54,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4012 states. [2018-09-30 10:42:54,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4012 to 3724. [2018-09-30 10:42:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3724 states. [2018-09-30 10:42:54,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3724 states and 4925 transitions. [2018-09-30 10:42:54,626 INFO L78 Accepts]: Start accepts. Automaton has 3724 states and 4925 transitions. Word has length 264 [2018-09-30 10:42:54,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:54,627 INFO L480 AbstractCegarLoop]: Abstraction has 3724 states and 4925 transitions. [2018-09-30 10:42:54,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:54,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3724 states and 4925 transitions. [2018-09-30 10:42:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-09-30 10:42:54,637 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:54,638 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:54,638 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:54,638 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:54,638 INFO L82 PathProgramCache]: Analyzing trace with hash -2057089708, now seen corresponding path program 1 times [2018-09-30 10:42:54,638 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:54,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:54,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:54,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:54,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2018-09-30 10:42:54,860 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:54,861 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:54,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:54,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:54,861 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:54,861 INFO L87 Difference]: Start difference. First operand 3724 states and 4925 transitions. Second operand 3 states. [2018-09-30 10:42:54,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:54,987 INFO L93 Difference]: Finished difference Result 10640 states and 14147 transitions. [2018-09-30 10:42:54,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:54,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 265 [2018-09-30 10:42:54,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:55,028 INFO L225 Difference]: With dead ends: 10640 [2018-09-30 10:42:55,028 INFO L226 Difference]: Without dead ends: 6922 [2018-09-30 10:42:55,036 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:55,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6922 states. [2018-09-30 10:42:55,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6922 to 6920. [2018-09-30 10:42:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6920 states. [2018-09-30 10:42:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6920 states to 6920 states and 9207 transitions. [2018-09-30 10:42:55,154 INFO L78 Accepts]: Start accepts. Automaton has 6920 states and 9207 transitions. Word has length 265 [2018-09-30 10:42:55,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:55,154 INFO L480 AbstractCegarLoop]: Abstraction has 6920 states and 9207 transitions. [2018-09-30 10:42:55,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6920 states and 9207 transitions. [2018-09-30 10:42:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-09-30 10:42:55,165 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:55,166 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:55,166 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:55,166 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:55,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1026771827, now seen corresponding path program 1 times [2018-09-30 10:42:55,166 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:55,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:55,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:55,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:55,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:55,293 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2018-09-30 10:42:55,294 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:42:55,294 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:42:55,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:42:55,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:42:55,294 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:55,295 INFO L87 Difference]: Start difference. First operand 6920 states and 9207 transitions. Second operand 3 states. [2018-09-30 10:42:55,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:42:55,706 INFO L93 Difference]: Finished difference Result 13842 states and 18396 transitions. [2018-09-30 10:42:55,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:42:55,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 266 [2018-09-30 10:42:55,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:42:55,722 INFO L225 Difference]: With dead ends: 13842 [2018-09-30 10:42:55,722 INFO L226 Difference]: Without dead ends: 6928 [2018-09-30 10:42:55,729 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:42:55,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6928 states. [2018-09-30 10:42:55,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6928 to 6896. [2018-09-30 10:42:55,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6896 states. [2018-09-30 10:42:55,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6896 states to 6896 states and 8991 transitions. [2018-09-30 10:42:55,833 INFO L78 Accepts]: Start accepts. Automaton has 6896 states and 8991 transitions. Word has length 266 [2018-09-30 10:42:55,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:42:55,834 INFO L480 AbstractCegarLoop]: Abstraction has 6896 states and 8991 transitions. [2018-09-30 10:42:55,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:42:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 6896 states and 8991 transitions. [2018-09-30 10:42:55,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-09-30 10:42:55,843 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:42:55,843 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 9, 9, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:42:55,844 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:42:55,844 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:42:55,844 INFO L82 PathProgramCache]: Analyzing trace with hash 2111243411, now seen corresponding path program 1 times [2018-09-30 10:42:55,844 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:42:55,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:42:55,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:55,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:55,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:42:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:56,057 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 336 proven. 19 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2018-09-30 10:42:56,057 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-30 10:42:56,057 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 [2018-09-30 10:42:56,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:42:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:42:56,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 10:42:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 336 proven. 19 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2018-09-30 10:42:56,870 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-09-30 10:42:56,871 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-09-30 10:42:56,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-30 10:42:56,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-30 10:42:56,872 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:42:56,872 INFO L87 Difference]: Start difference. First operand 6896 states and 8991 transitions. Second operand 4 states. [2018-09-30 10:43:00,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:43:00,654 INFO L93 Difference]: Finished difference Result 13708 states and 17869 transitions. [2018-09-30 10:43:00,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-30 10:43:00,655 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 289 [2018-09-30 10:43:00,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:43:00,673 INFO L225 Difference]: With dead ends: 13708 [2018-09-30 10:43:00,674 INFO L226 Difference]: Without dead ends: 10342 [2018-09-30 10:43:00,680 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:43:00,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10342 states. [2018-09-30 10:43:00,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10342 to 8856. [2018-09-30 10:43:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8856 states. [2018-09-30 10:43:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8856 states to 8856 states and 11545 transitions. [2018-09-30 10:43:00,916 INFO L78 Accepts]: Start accepts. Automaton has 8856 states and 11545 transitions. Word has length 289 [2018-09-30 10:43:00,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:43:00,917 INFO L480 AbstractCegarLoop]: Abstraction has 8856 states and 11545 transitions. [2018-09-30 10:43:00,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-30 10:43:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 8856 states and 11545 transitions. [2018-09-30 10:43:00,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-09-30 10:43:00,935 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:43:00,936 INFO L375 BasicCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:43:00,936 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:43:00,936 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:43:00,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1098716245, now seen corresponding path program 1 times [2018-09-30 10:43:00,937 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:43:00,937 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:43:00,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:43:00,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:43:00,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:43:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:43:01,265 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 413 proven. 6 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2018-09-30 10:43:01,265 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-30 10:43:01,266 INFO L227 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-30 10:43:01,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:43:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:43:01,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 10:43:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 805 trivial. 0 not checked. [2018-09-30 10:43:01,547 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-09-30 10:43:01,547 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-09-30 10:43:01,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-30 10:43:01,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-30 10:43:01,548 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:43:01,548 INFO L87 Difference]: Start difference. First operand 8856 states and 11545 transitions. Second operand 5 states. [2018-09-30 10:43:03,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:43:03,733 INFO L93 Difference]: Finished difference Result 20921 states and 27145 transitions. [2018-09-30 10:43:03,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-30 10:43:03,736 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 303 [2018-09-30 10:43:03,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:43:03,757 INFO L225 Difference]: With dead ends: 20921 [2018-09-30 10:43:03,758 INFO L226 Difference]: Without dead ends: 12063 [2018-09-30 10:43:03,767 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:43:03,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12063 states. [2018-09-30 10:43:03,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12063 to 9883. [2018-09-30 10:43:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9883 states. [2018-09-30 10:43:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9883 states to 9883 states and 12626 transitions. [2018-09-30 10:43:03,952 INFO L78 Accepts]: Start accepts. Automaton has 9883 states and 12626 transitions. Word has length 303 [2018-09-30 10:43:03,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:43:03,952 INFO L480 AbstractCegarLoop]: Abstraction has 9883 states and 12626 transitions. [2018-09-30 10:43:03,953 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-30 10:43:03,953 INFO L276 IsEmpty]: Start isEmpty. Operand 9883 states and 12626 transitions. [2018-09-30 10:43:03,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2018-09-30 10:43:03,969 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:43:03,969 INFO L375 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:43:03,970 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:43:03,970 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:43:03,970 INFO L82 PathProgramCache]: Analyzing trace with hash -708971903, now seen corresponding path program 1 times [2018-09-30 10:43:03,970 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:43:03,970 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:43:03,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:43:03,971 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:43:03,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:43:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:43:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 918 proven. 0 refuted. 0 times theorem prover too weak. 1097 trivial. 0 not checked. [2018-09-30 10:43:04,162 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 10:43:04,162 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 10:43:04,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-30 10:43:04,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-30 10:43:04,163 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:43:04,163 INFO L87 Difference]: Start difference. First operand 9883 states and 12626 transitions. Second operand 3 states. [2018-09-30 10:43:04,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:43:04,636 INFO L93 Difference]: Finished difference Result 18554 states and 23425 transitions. [2018-09-30 10:43:04,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-30 10:43:04,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 414 [2018-09-30 10:43:04,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:43:04,645 INFO L225 Difference]: With dead ends: 18554 [2018-09-30 10:43:04,645 INFO L226 Difference]: Without dead ends: 4012 [2018-09-30 10:43:04,654 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:43:04,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4012 states. [2018-09-30 10:43:04,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4012 to 3659. [2018-09-30 10:43:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3659 states. [2018-09-30 10:43:04,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3659 states and 4577 transitions. [2018-09-30 10:43:04,711 INFO L78 Accepts]: Start accepts. Automaton has 3659 states and 4577 transitions. Word has length 414 [2018-09-30 10:43:04,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:43:04,712 INFO L480 AbstractCegarLoop]: Abstraction has 3659 states and 4577 transitions. [2018-09-30 10:43:04,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-30 10:43:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 4577 transitions. [2018-09-30 10:43:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2018-09-30 10:43:04,719 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 10:43:04,720 INFO L375 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 13, 13, 12, 12, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-30 10:43:04,720 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ssl3_connectErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 10:43:04,720 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 10:43:04,721 INFO L82 PathProgramCache]: Analyzing trace with hash -2022233952, now seen corresponding path program 1 times [2018-09-30 10:43:04,721 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 10:43:04,721 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 10:43:04,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:43:04,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:43:04,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 10:43:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:43:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2074 backedges. 1299 proven. 15 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2018-09-30 10:43:04,997 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-30 10:43:04,997 INFO L227 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-30 10:43:05,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 10:43:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 10:43:05,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 10:43:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2074 backedges. 1299 proven. 15 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2018-09-30 10:43:05,321 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-09-30 10:43:05,321 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-09-30 10:43:05,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-30 10:43:05,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-30 10:43:05,322 INFO L146 InterpolantAutomaton]: No coverage relation statistics for PredicateCoverageChecker [2018-09-30 10:43:05,323 INFO L87 Difference]: Start difference. First operand 3659 states and 4577 transitions. Second operand 4 states. [2018-09-30 10:43:05,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 10:43:05,855 INFO L93 Difference]: Finished difference Result 4485 states and 5603 transitions. [2018-09-30 10:43:05,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-30 10:43:05,855 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 443 [2018-09-30 10:43:05,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 10:43:05,856 INFO L225 Difference]: With dead ends: 4485 [2018-09-30 10:43:05,856 INFO L226 Difference]: Without dead ends: 0 [2018-09-30 10:43:05,859 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 444 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time [2018-09-30 10:43:05,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-30 10:43:05,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-30 10:43:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-30 10:43:05,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-30 10:43:05,860 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 443 [2018-09-30 10:43:05,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 10:43:05,861 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-30 10:43:05,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-30 10:43:05,861 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-30 10:43:05,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-30 10:43:05,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-30 10:43:06,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,328 WARN L178 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 63 [2018-09-30 10:43:06,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:06,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-30 10:43:07,438 WARN L178 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 9 [2018-09-30 10:43:07,631 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 18 [2018-09-30 10:43:07,826 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2018-09-30 10:43:08,795 WARN L178 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2018-09-30 10:43:09,283 INFO L426 ceAbstractionStarter]: For program point L432(lines 432 434) no Hoare annotation was computed. [2018-09-30 10:43:09,283 INFO L426 ceAbstractionStarter]: For program point L366(lines 366 368) no Hoare annotation was computed. [2018-09-30 10:43:09,283 INFO L426 ceAbstractionStarter]: For program point L300(lines 300 603) no Hoare annotation was computed. [2018-09-30 10:43:09,283 INFO L426 ceAbstractionStarter]: For program point L366-2(lines 366 371) no Hoare annotation was computed. [2018-09-30 10:43:09,284 INFO L422 ceAbstractionStarter]: At program point L267(lines 265 407) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 (<= ssl3_connect_~blastFlag~7 0) .cse1))) [2018-09-30 10:43:09,284 INFO L426 ceAbstractionStarter]: For program point L532(lines 532 544) no Hoare annotation was computed. [2018-09-30 10:43:09,284 INFO L426 ceAbstractionStarter]: For program point L532-1(lines 532 544) no Hoare annotation was computed. [2018-09-30 10:43:09,285 INFO L426 ceAbstractionStarter]: For program point ssl3_connectErr0ASSERT_VIOLATIONASSERT(line 635) no Hoare annotation was computed. [2018-09-30 10:43:09,285 INFO L422 ceAbstractionStarter]: At program point L433(lines 433 636) the Hoare annotation is: false [2018-09-30 10:43:09,285 INFO L426 ceAbstractionStarter]: For program point L334(lines 334 346) no Hoare annotation was computed. [2018-09-30 10:43:09,285 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 603) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L334-2(lines 334 350) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L235(lines 235 238) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L401(lines 401 403) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L401-2(lines 401 406) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L302(lines 302 603) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L236(lines 236 237) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L567(lines 567 570) no Hoare annotation was computed. [2018-09-30 10:43:09,286 INFO L426 ceAbstractionStarter]: For program point L501(lines 501 503) no Hoare annotation was computed. [2018-09-30 10:43:09,287 INFO L426 ceAbstractionStarter]: For program point L435(lines 435 437) no Hoare annotation was computed. [2018-09-30 10:43:09,287 INFO L422 ceAbstractionStarter]: At program point L303(lines 301 521) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4464 ssl3_connect_~s__state~7))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~7 0)) (and (<= ssl3_connect_~blastFlag~7 2) .cse0 .cse1))) [2018-09-30 10:43:09,287 INFO L426 ceAbstractionStarter]: For program point L270(lines 270 603) no Hoare annotation was computed. [2018-09-30 10:43:09,287 INFO L426 ceAbstractionStarter]: For program point L634(lines 634 636) no Hoare annotation was computed. [2018-09-30 10:43:09,287 INFO L422 ceAbstractionStarter]: At program point L601(lines 360 621) the Hoare annotation is: (let ((.cse7 (<= 4560 ssl3_connect_~s__state~7)) (.cse8 (<= ssl3_connect_~s__state~7 4560)) (.cse4 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~7)) (.cse3 (<= ssl3_connect_~s__s3__tmp__next_state___0~7 4560)) (.cse2 (<= ssl3_connect_~s__state~7 4352)) (.cse5 (<= 4352 ssl3_connect_~s__state~7)) (.cse6 (<= ssl3_connect_~blastFlag~7 2)) (.cse0 (= ssl3_connect_~s__state~7 4512)) (.cse9 (= ssl3_connect_~s__state~7 4528)) (.cse1 (= ssl3_connect_~s__hit~7 0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5 .cse1) (and .cse6 .cse7 .cse8) (and .cse7 .cse8 .cse3 .cse4 .cse1) (and (<= ssl3_connect_~s__state~7 3) .cse3) (<= ssl3_connect_~blastFlag~7 0) (and (= ssl3_connect_~s__state~7 4480) .cse1) (and .cse2 .cse6 (<= ssl3_connect_~s__s3__tmp__next_state___0~7 3) .cse5) (and .cse6 (= ssl3_connect_~s__state~7 4384)) (and .cse6 .cse9) (and (= ssl3_connect_~s__state~7 4464) .cse1) (and .cse6 .cse0) (and (<= ssl3_connect_~blastFlag~7 4) .cse1) (and .cse9 .cse1) (and (= ssl3_connect_~s__state~7 4496) .cse1))) [2018-09-30 10:43:09,287 INFO L426 ceAbstractionStarter]: For program point L535(lines 535 541) no Hoare annotation was computed. [2018-09-30 10:43:09,288 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 340) no Hoare annotation was computed. [2018-09-30 10:43:09,288 INFO L426 ceAbstractionStarter]: For program point L304(lines 304 603) no Hoare annotation was computed. [2018-09-30 10:43:09,288 INFO L422 ceAbstractionStarter]: At program point L271(lines 269 411) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 (<= ssl3_connect_~blastFlag~7 0) .cse1))) [2018-09-30 10:43:09,288 INFO L426 ceAbstractionStarter]: For program point L272(lines 272 603) no Hoare annotation was computed. [2018-09-30 10:43:09,288 INFO L426 ceAbstractionStarter]: For program point L239(lines 235 623) no Hoare annotation was computed. [2018-09-30 10:43:09,288 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 603) no Hoare annotation was computed. [2018-09-30 10:43:09,288 INFO L426 ceAbstractionStarter]: For program point L604(lines 604 621) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L422 ceAbstractionStarter]: At program point L307(lines 305 547) the Hoare annotation is: (let ((.cse1 (= ssl3_connect_~s__hit~7 0)) (.cse0 (<= 4560 ssl3_connect_~s__state~7)) (.cse2 (<= ssl3_connect_~s__state~7 4560))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1) (and .cse0 .cse2 (<= ssl3_connect_~s__s3__tmp__next_state___0~7 4560) .cse1) (and .cse0 (<= ssl3_connect_~blastFlag~7 0)) (and (<= ssl3_connect_~blastFlag~7 2) .cse0 .cse2))) [2018-09-30 10:43:09,289 INFO L426 ceAbstractionStarter]: For program point L274(lines 274 603) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L426 ceAbstractionStarter]: For program point L241(lines 241 243) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L426 ceAbstractionStarter]: For program point L605(lines 605 620) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L426 ceAbstractionStarter]: For program point L374(lines 374 375) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L426 ceAbstractionStarter]: For program point L341(lines 341 344) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L426 ceAbstractionStarter]: For program point L308(lines 308 603) no Hoare annotation was computed. [2018-09-30 10:43:09,289 INFO L422 ceAbstractionStarter]: At program point L275(lines 273 428) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 (<= ssl3_connect_~blastFlag~7 0) .cse1))) [2018-09-30 10:43:09,290 INFO L426 ceAbstractionStarter]: For program point L606(lines 606 612) no Hoare annotation was computed. [2018-09-30 10:43:09,290 INFO L426 ceAbstractionStarter]: For program point L606-2(lines 606 619) no Hoare annotation was computed. [2018-09-30 10:43:09,290 INFO L426 ceAbstractionStarter]: For program point L507(lines 507 511) no Hoare annotation was computed. [2018-09-30 10:43:09,290 INFO L426 ceAbstractionStarter]: For program point L474(lines 474 476) no Hoare annotation was computed. [2018-09-30 10:43:09,290 INFO L426 ceAbstractionStarter]: For program point L507-2(lines 507 515) no Hoare annotation was computed. [2018-09-30 10:43:09,290 INFO L422 ceAbstractionStarter]: At program point L309(lines 309 561) the Hoare annotation is: (let ((.cse2 (= ssl3_connect_~s__hit~7 0)) (.cse0 (<= ssl3_connect_~s__state~7 4352)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~7 4560) (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~7) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~7 2) (<= ssl3_connect_~s__s3__tmp__next_state___0~7 3) .cse1) (and .cse0 (<= ssl3_connect_~blastFlag~7 0) .cse1))) [2018-09-30 10:43:09,290 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 603) no Hoare annotation was computed. [2018-09-30 10:43:09,291 INFO L426 ceAbstractionStarter]: For program point L310(lines 310 603) no Hoare annotation was computed. [2018-09-30 10:43:09,291 INFO L426 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2018-09-30 10:43:09,291 INFO L429 ceAbstractionStarter]: At program point L311(lines 311 578) the Hoare annotation is: true [2018-09-30 10:43:09,291 INFO L426 ceAbstractionStarter]: For program point L278(lines 278 603) no Hoare annotation was computed. [2018-09-30 10:43:09,291 INFO L426 ceAbstractionStarter]: For program point L609(lines 609 611) no Hoare annotation was computed. [2018-09-30 10:43:09,291 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 576 578) no Hoare annotation was computed. [2018-09-30 10:43:09,291 INFO L422 ceAbstractionStarter]: At program point L279(lines 277 441) the Hoare annotation is: (let ((.cse2 (= ssl3_connect_~s__hit~7 0)) (.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and (<= ssl3_connect_~s__s3__tmp__next_state___0~7 4560) .cse0 .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~7 0) .cse1))) [2018-09-30 10:43:09,291 INFO L426 ceAbstractionStarter]: For program point L246(lines 246 603) no Hoare annotation was computed. [2018-09-30 10:43:09,292 INFO L426 ceAbstractionStarter]: For program point L478(lines 478 483) no Hoare annotation was computed. [2018-09-30 10:43:09,292 INFO L426 ceAbstractionStarter]: For program point L445(lines 445 447) no Hoare annotation was computed. [2018-09-30 10:43:09,292 INFO L426 ceAbstractionStarter]: For program point L478-2(lines 478 483) no Hoare annotation was computed. [2018-09-30 10:43:09,292 INFO L426 ceAbstractionStarter]: For program point L445-2(lines 445 450) no Hoare annotation was computed. [2018-09-30 10:43:09,292 INFO L429 ceAbstractionStarter]: At program point L313(lines 313 597) the Hoare annotation is: true [2018-09-30 10:43:09,292 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 603) no Hoare annotation was computed. [2018-09-30 10:43:09,292 INFO L422 ceAbstractionStarter]: At program point L247(lines 247 315) the Hoare annotation is: (let ((.cse0 (<= 4560 ssl3_connect_~s__state~7))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) (= ssl3_connect_~s__hit~7 0)) (and .cse0 (<= ssl3_connect_~blastFlag~7 0)))) [2018-09-30 10:43:09,292 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 603) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 383) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 386) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L282(lines 282 603) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point ssl3_connectENTRY(lines 15 640) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L415(lines 415 417) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L415-2(lines 415 420) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L250(lines 250 603) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2018-09-30 10:43:09,293 INFO L426 ceAbstractionStarter]: For program point L581(lines 581 582) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L581-2(lines 581 582) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L284(lines 284 603) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L516(lines 516 519) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L351(lines 351 354) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L252(lines 252 603) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L451-2(lines 451 455) no Hoare annotation was computed. [2018-09-30 10:43:09,294 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 603) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point L551(lines 551 553) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point $Ultimate##85(lines 314 602) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point $Ultimate##84(lines 314 602) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L422 ceAbstractionStarter]: At program point L287(lines 281 458) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4464 ssl3_connect_~s__state~7))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 .cse1 (<= ssl3_connect_~blastFlag~7 0)))) [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point L254(lines 254 603) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point L585(lines 585 589) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point L585-2(lines 585 589) no Hoare annotation was computed. [2018-09-30 10:43:09,295 INFO L426 ceAbstractionStarter]: For program point L387(lines 387 391) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L422 ceAbstractionStarter]: At program point L321(lines 249 321) the Hoare annotation is: (or (and (<= ssl3_connect_~blastFlag~7 4) (= ssl3_connect_~s__hit~7 0)) (<= ssl3_connect_~blastFlag~7 0)) [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L387-2(lines 387 391) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L288(lines 288 603) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L256(lines 256 603) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L554(lines 554 558) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L554-2(lines 554 558) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L290(lines 290 603) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point ssl3_connectEXIT(lines 15 640) no Hoare annotation was computed. [2018-09-30 10:43:09,296 INFO L426 ceAbstractionStarter]: For program point L423(lines 423 426) no Hoare annotation was computed. [2018-09-30 10:43:09,297 INFO L422 ceAbstractionStarter]: At program point L291(lines 289 470) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4464 ssl3_connect_~s__state~7))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 .cse1 (<= ssl3_connect_~blastFlag~7 0)))) [2018-09-30 10:43:09,297 INFO L426 ceAbstractionStarter]: For program point L258(lines 258 603) no Hoare annotation was computed. [2018-09-30 10:43:09,297 INFO L426 ceAbstractionStarter]: For program point ssl3_connectFINAL(lines 15 640) no Hoare annotation was computed. [2018-09-30 10:43:09,297 INFO L426 ceAbstractionStarter]: For program point L490(lines 490 492) no Hoare annotation was computed. [2018-09-30 10:43:09,297 INFO L426 ceAbstractionStarter]: For program point L292(lines 292 603) no Hoare annotation was computed. [2018-09-30 10:43:09,297 INFO L422 ceAbstractionStarter]: At program point L259(lines 257 361) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 (<= ssl3_connect_~blastFlag~7 0) .cse1))) [2018-09-30 10:43:09,297 INFO L426 ceAbstractionStarter]: For program point L326(lines 326 327) no Hoare annotation was computed. [2018-09-30 10:43:09,298 INFO L426 ceAbstractionStarter]: For program point L260(lines 260 603) no Hoare annotation was computed. [2018-09-30 10:43:09,298 INFO L426 ceAbstractionStarter]: For program point L326-2(lines 326 327) no Hoare annotation was computed. [2018-09-30 10:43:09,298 INFO L426 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2018-09-30 10:43:09,298 INFO L429 ceAbstractionStarter]: At program point L624(lines 242 624) the Hoare annotation is: true [2018-09-30 10:43:09,298 INFO L426 ceAbstractionStarter]: For program point L525(lines 525 527) no Hoare annotation was computed. [2018-09-30 10:43:09,298 INFO L426 ceAbstractionStarter]: For program point L294(lines 294 603) no Hoare annotation was computed. [2018-09-30 10:43:09,298 INFO L422 ceAbstractionStarter]: At program point L295(lines 293 486) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4464 ssl3_connect_~s__state~7))) (or (and .cse0 .cse1 (= ssl3_connect_~s__hit~7 0)) (and .cse0 .cse1 (<= ssl3_connect_~blastFlag~7 0)))) [2018-09-30 10:43:09,298 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 603) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L229(lines 229 231) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L229-2(lines 227 231) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 332) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L296(lines 296 603) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L422 ceAbstractionStarter]: At program point L263(lines 261 377) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4352 ssl3_connect_~s__state~7))) (or (and (<= ssl3_connect_~blastFlag~7 2) .cse0 .cse1) (and .cse0 (<= ssl3_connect_~blastFlag~7 4) .cse1 (= ssl3_connect_~s__hit~7 0)))) [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L594(lines 594 595) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L396-1(lines 396 407) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L264(lines 264 603) no Hoare annotation was computed. [2018-09-30 10:43:09,299 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 603) no Hoare annotation was computed. [2018-09-30 10:43:09,300 INFO L426 ceAbstractionStarter]: For program point L629(lines 629 630) no Hoare annotation was computed. [2018-09-30 10:43:09,300 INFO L426 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-09-30 10:43:09,300 INFO L426 ceAbstractionStarter]: For program point L629-2(lines 629 630) no Hoare annotation was computed. [2018-09-30 10:43:09,300 INFO L426 ceAbstractionStarter]: For program point L563-2(lines 563 572) no Hoare annotation was computed. [2018-09-30 10:43:09,300 INFO L426 ceAbstractionStarter]: For program point L464(lines 464 466) no Hoare annotation was computed. [2018-09-30 10:43:09,300 INFO L422 ceAbstractionStarter]: At program point L299(lines 297 497) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~7 4560)) (.cse1 (<= 4464 ssl3_connect_~s__state~7))) (or (and (<= ssl3_connect_~blastFlag~7 2) .cse0 .cse1) (and .cse0 .cse1 (= ssl3_connect_~s__hit~7 0)))) [2018-09-30 10:43:09,300 INFO L426 ceAbstractionStarter]: For program point L266(lines 266 603) no Hoare annotation was computed. [2018-09-30 10:43:09,320 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.09 10:43:09 BoogieIcfgContainer [2018-09-30 10:43:09,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-30 10:43:09,321 INFO L168 Benchmark]: Toolchain (without parser) took 31250.86 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 559.9 MB). Free memory was 1.4 GB in the beginning and 982.0 MB in the end (delta: 466.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-30 10:43:09,323 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.51 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. [2018-09-30 10:43:09,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.62 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. [2018-09-30 10:43:09,324 INFO L168 Benchmark]: Boogie Preprocessor took 60.98 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. [2018-09-30 10:43:09,325 INFO L168 Benchmark]: RCFGBuilder took 1287.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-09-30 10:43:09,326 INFO L168 Benchmark]: TraceAbstraction took 29846.53 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 559.9 MB). Free memory was 1.4 GB in the beginning and 982.0 MB in the end (delta: 414.0 MB). Peak memory consumption was 973.9 MB. Max. memory is 7.1 GB. [2018-09-30 10:43:09,332 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 0.51 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 45.62 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 60.98 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 1287.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 29846.53 ms. Allocated memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: 559.9 MB). Free memory was 1.4 GB in the beginning and 982.0 MB in the end (delta: 414.0 MB). Peak memory consumption was 973.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 635]: 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: 249]: Loop Invariant Derived loop invariant: (~blastFlag~7 <= 4 && ~s__hit~7 == 0) || ~blastFlag~7 <= 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((4560 <= ~s__state~7 && ~blastFlag~7 <= 4) && ~s__hit~7 == 0) || (4560 <= ~s__state~7 && ~blastFlag~7 <= 0) - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((((~s__s3__tmp__next_state___0~7 <= 4560 && ~s__state~7 <= 4560) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) || (((~s__state~7 <= 4560 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0)) || ((~s__state~7 <= 4560 && ~blastFlag~7 <= 0) && 4352 <= ~s__state~7) - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: true - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: (((((~s__state~7 <= 4352 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) || ((((~s__state~7 <= 4352 && ~s__s3__tmp__next_state___0~7 <= 4560) && 4560 <= ~s__s3__tmp__next_state___0~7) && 4352 <= ~s__state~7) && ~s__hit~7 == 0)) || (((~s__state~7 <= 4352 && ~blastFlag~7 <= 2) && ~s__s3__tmp__next_state___0~7 <= 3) && 4352 <= ~s__state~7)) || ((~s__state~7 <= 4352 && ~blastFlag~7 <= 0) && 4352 <= ~s__state~7) - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (((~s__state~7 <= 4560 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && ~blastFlag~7 <= 0) && 4352 <= ~s__state~7) - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ((~blastFlag~7 <= 2 && ~s__state~7 <= 4560) && 4464 <= ~s__state~7) || ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~s__hit~7 == 0) - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: ((((((((((((((~s__state~7 == 4512 && ~s__hit~7 == 0) || ((((~s__state~7 <= 4352 && ~s__s3__tmp__next_state___0~7 <= 4560) && 4560 <= ~s__s3__tmp__next_state___0~7) && 4352 <= ~s__state~7) && ~s__hit~7 == 0)) || ((~blastFlag~7 <= 2 && 4560 <= ~s__state~7) && ~s__state~7 <= 4560)) || ((((4560 <= ~s__state~7 && ~s__state~7 <= 4560) && ~s__s3__tmp__next_state___0~7 <= 4560) && 4560 <= ~s__s3__tmp__next_state___0~7) && ~s__hit~7 == 0)) || (~s__state~7 <= 3 && ~s__s3__tmp__next_state___0~7 <= 4560)) || ~blastFlag~7 <= 0) || (~s__state~7 == 4480 && ~s__hit~7 == 0)) || (((~s__state~7 <= 4352 && ~blastFlag~7 <= 2) && ~s__s3__tmp__next_state___0~7 <= 3) && 4352 <= ~s__state~7)) || (~blastFlag~7 <= 2 && ~s__state~7 == 4384)) || (~blastFlag~7 <= 2 && ~s__state~7 == 4528)) || (~s__state~7 == 4464 && ~s__hit~7 == 0)) || (~blastFlag~7 <= 2 && ~s__state~7 == 4512)) || (~blastFlag~7 <= 4 && ~s__hit~7 == 0)) || (~s__state~7 == 4528 && ~s__hit~7 == 0)) || (~s__state~7 == 4496 && ~s__hit~7 == 0) - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: true - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: (((~s__state~7 <= 4560 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && ~blastFlag~7 <= 0) && 4352 <= ~s__state~7) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~s__hit~7 == 0) || ((~blastFlag~7 <= 2 && ~s__state~7 <= 4560) && 4464 <= ~s__state~7) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (((~s__state~7 <= 4560 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && ~blastFlag~7 <= 0) && 4352 <= ~s__state~7) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~blastFlag~7 <= 0) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: ((~blastFlag~7 <= 2 && ~s__state~7 <= 4560) && 4352 <= ~s__state~7) || (((~s__state~7 <= 4560 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~blastFlag~7 <= 0) - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: true - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && 4464 <= ~s__state~7) && ~blastFlag~7 <= 0) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (((~s__state~7 <= 4560 && ~blastFlag~7 <= 4) && 4352 <= ~s__state~7) && ~s__hit~7 == 0) || ((~s__state~7 <= 4560 && ~blastFlag~7 <= 0) && 4352 <= ~s__state~7) - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: ((((4560 <= ~s__state~7 && ~blastFlag~7 <= 4) && ~s__hit~7 == 0) || (((4560 <= ~s__state~7 && ~s__state~7 <= 4560) && ~s__s3__tmp__next_state___0~7 <= 4560) && ~s__hit~7 == 0)) || (4560 <= ~s__state~7 && ~blastFlag~7 <= 0)) || ((~blastFlag~7 <= 2 && 4560 <= ~s__state~7) && ~s__state~7 <= 4560) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 128 locations, 1 error locations. SAFE Result, 29.7s OverallTime, 23 OverallIterations, 17 TraceHistogramMax, 19.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 4719 SDtfs, 1578 SDslu, 2802 SDs, 0 SdLazy, 2532 SolverSat, 433 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1107 GetRequests, 1076 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9883occurred in iteration=21, 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: 1.3s AutomataMinimizationTime, 23 MinimizatonAttempts, 4595 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 20 PreInvPairs, 355 NumberOfFragments, 518 HoareAnnotationTreeSize, 20 FomulaSimplifications, 20200 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 20 FomulaSimplificationsInter, 1613 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 5338 NumberOfCodeBlocks, 5338 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 5312 ConstructedInterpolants, 0 QuantifiedInterpolants, 1904120 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1669 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 26 InterpolantComputations, 21 PerfectInterpolantSequences, 16474/16548 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/s3_clnt_1_Safe.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-30_10-43-09-351.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_clnt_1_Safe.bpl_svcomp-Reach-32bit-Automizer_Default_PUPT.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-30_10-43-09-351.csv Received shutdown request...