java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/s3_srvr_4.cil.c_14.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:15:17,459 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:15:17,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:15:17,478 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:15:17,479 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:15:17,480 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:15:17,481 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:15:17,483 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:15:17,485 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:15:17,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:15:17,488 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:15:17,488 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:15:17,491 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:15:17,492 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:15:17,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:15:17,494 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:15:17,495 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:15:17,497 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:15:17,499 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:15:17,500 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:15:17,501 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:15:17,503 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:15:17,505 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:15:17,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:15:17,506 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:15:17,507 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:15:17,508 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:15:17,508 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:15:17,509 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:15:17,510 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:15:17,510 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:15:17,511 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:15:17,511 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:15:17,512 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:15:17,513 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:15:17,513 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:15:17,514 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:15:17,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:15:17,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:15:17,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:15:17,525 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:15:17,525 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:15:17,525 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:15:17,525 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:15:17,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:15:17,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:15:17,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:15:17,622 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:15:17,623 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:15:17,624 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/s3_srvr_4.cil.c_14.bpl [2018-07-25 14:15:17,624 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/s3_srvr_4.cil.c_14.bpl' [2018-07-25 14:15:17,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:15:17,697 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:15:17,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:15:17,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:15:17,699 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:15:17,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:15:17,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:15:17,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:15:17,753 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:15:17,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/1) ... [2018-07-25 14:15:17,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:15:17,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:15:17,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:15:17,816 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:15:17,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 14:15:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:15:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:15:18,644 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:15:18,645 INFO L202 PluginConnector]: Adding new model s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:15:18 BoogieIcfgContainer [2018-07-25 14:15:18,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:15:18,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:15:18,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:15:18,651 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:15:18,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:15:17" (1/2) ... [2018-07-25 14:15:18,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7868cd80 and model type s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:15:18, skipping insertion in model container [2018-07-25 14:15:18,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:15:18" (2/2) ... [2018-07-25 14:15:18,655 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_4.cil.c_14.bpl [2018-07-25 14:15:18,666 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:15:18,675 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:15:18,727 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:15:18,728 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:15:18,728 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:15:18,728 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:15:18,728 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:15:18,729 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:15:18,729 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:15:18,729 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:15:18,729 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:15:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2018-07-25 14:15:18,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-07-25 14:15:18,756 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:15:18,760 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-07-25 14:15:18,762 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:15:18,770 INFO L82 PathProgramCache]: Analyzing trace with hash 212045975, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:15:18,792 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:15:19,301 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:15:19,302 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:15:19,307 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:15:19,315 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:15:19,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:15:19,319 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 4 states. [2018-07-25 14:15:19,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:15:19,434 INFO L93 Difference]: Finished difference Result 20 states and 29 transitions. [2018-07-25 14:15:19,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:15:19,436 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-07-25 14:15:19,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:15:19,451 INFO L225 Difference]: With dead ends: 20 [2018-07-25 14:15:19,451 INFO L226 Difference]: Without dead ends: 17 [2018-07-25 14:15:19,455 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 174 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:15:19,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2018-07-25 14:15:19,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2018-07-25 14:15:19,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-07-25 14:15:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 25 transitions. [2018-07-25 14:15:19,494 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 25 transitions. Word has length 8 [2018-07-25 14:15:19,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:15:19,494 INFO L472 AbstractCegarLoop]: Abstraction has 17 states and 25 transitions. [2018-07-25 14:15:19,495 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:15:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-07-25 14:15:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-07-25 14:15:19,496 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:15:19,496 INFO L354 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2018-07-25 14:15:19,498 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:15:19,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1032984435, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:15:19,513 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:15:19,693 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 14 [2018-07-25 14:15:20,168 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-25 14:15:20,410 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2018-07-25 14:15:21,176 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-07-25 14:15:21,260 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:15:21,260 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-25 14:15:21,261 INFO L451 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-25 14:15:21,262 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-25 14:15:21,262 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-07-25 14:15:21,263 INFO L87 Difference]: Start difference. First operand 17 states and 25 transitions. Second operand 5 states. [2018-07-25 14:15:21,442 WARN L169 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-07-25 14:15:21,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:15:21,627 INFO L93 Difference]: Finished difference Result 32 states and 48 transitions. [2018-07-25 14:15:21,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-25 14:15:21,628 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-07-25 14:15:21,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:15:21,629 INFO L225 Difference]: With dead ends: 32 [2018-07-25 14:15:21,630 INFO L226 Difference]: Without dead ends: 30 [2018-07-25 14:15:21,631 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 927 GetRequests, 908 SyntacticMatches, 8 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-07-25 14:15:21,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-07-25 14:15:21,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2018-07-25 14:15:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-07-25 14:15:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 43 transitions. [2018-07-25 14:15:21,642 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 43 transitions. Word has length 14 [2018-07-25 14:15:21,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:15:21,642 INFO L472 AbstractCegarLoop]: Abstraction has 28 states and 43 transitions. [2018-07-25 14:15:21,642 INFO L473 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-25 14:15:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-07-25 14:15:21,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-07-25 14:15:21,643 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:15:21,644 INFO L354 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2018-07-25 14:15:21,644 INFO L415 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:15:21,644 INFO L82 PathProgramCache]: Analyzing trace with hash -893959407, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:15:21,652 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:15:24,541 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:15:24,541 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-25 14:15:24,542 INFO L451 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-25 14:15:24,542 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-25 14:15:24,542 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2018-07-25 14:15:24,543 INFO L87 Difference]: Start difference. First operand 28 states and 43 transitions. Second operand 6 states. [2018-07-25 14:15:24,769 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2018-07-25 14:15:24,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:15:24,900 INFO L93 Difference]: Finished difference Result 29 states and 45 transitions. [2018-07-25 14:15:24,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-25 14:15:24,901 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-07-25 14:15:24,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:15:24,901 INFO L225 Difference]: With dead ends: 29 [2018-07-25 14:15:24,901 INFO L226 Difference]: Without dead ends: 0 [2018-07-25 14:15:24,902 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 2720 GetRequests, 2686 SyntacticMatches, 14 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=132, Invalid=330, Unknown=0, NotChecked=0, Total=462 [2018-07-25 14:15:24,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-25 14:15:24,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-25 14:15:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-25 14:15:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-25 14:15:24,904 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2018-07-25 14:15:24,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:15:24,904 INFO L472 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-25 14:15:24,904 INFO L473 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-25 14:15:24,905 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-25 14:15:24,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-25 14:15:24,910 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-25 14:15:25,542 WARN L169 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-07-25 14:15:25,784 WARN L169 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-07-25 14:15:26,076 WARN L169 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2018-07-25 14:15:26,245 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-07-25 14:15:26,422 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-07-25 14:15:26,656 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-07-25 14:15:26,840 WARN L169 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-07-25 14:15:26,842 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 390) the Hoare annotation is: false [2018-07-25 14:15:26,843 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 391) the Hoare annotation is: false [2018-07-25 14:15:26,843 INFO L422 ceAbstractionStarter]: For program point L349(lines 349 364) no Hoare annotation was computed. [2018-07-25 14:15:26,843 INFO L418 ceAbstractionStarter]: At program point L374(lines 374 389) the Hoare annotation is: false [2018-07-25 14:15:26,843 INFO L418 ceAbstractionStarter]: At program point L339(lines 339 350) the Hoare annotation is: (let ((.cse1 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse7 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse8 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse3 (< 0 ULTIMATE.start_ssl3_accept_~num1~5)) (.cse2 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse10 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448))) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse11 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (let ((.cse0 (or .cse1 .cse7 .cse8 .cse9 .cse3 .cse2 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse10 .cse4 .cse5 .cse11)) (.cse6 (or .cse1 .cse7 .cse8 .cse9 .cse2 .cse10 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse11))) (or (and .cse0 (or .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8672)) .cse2) (or .cse1 .cse3 .cse2 .cse4 .cse5 (not (= 8672 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5))) .cse6) (and .cse0 (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5)) .cse6)))) [2018-07-25 14:15:26,843 INFO L422 ceAbstractionStarter]: For program point L368(lines 363 383) no Hoare annotation was computed. [2018-07-25 14:15:26,844 INFO L418 ceAbstractionStarter]: At program point L271(lines 271 287) the Hoare annotation is: (let ((.cse1 (< 0 ULTIMATE.start_ssl3_accept_~num1~5)) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448))) (.cse3 (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse0 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse6 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse7 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse2 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse9 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse10 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= 8672 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5))) (or .cse0 .cse6 .cse7 .cse8 .cse1 .cse2 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse9 .cse4 .cse5 .cse10) (or .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8672)) .cse2 .cse3) (or .cse0 .cse6 .cse7 .cse8 .cse2 .cse9 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse10))) [2018-07-25 14:15:26,844 INFO L418 ceAbstractionStarter]: At program point L321(lines 321 329) the Hoare annotation is: (let ((.cse1 (< 0 ULTIMATE.start_ssl3_accept_~num1~5)) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448))) (.cse3 (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse0 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse6 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse7 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse2 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse9 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse10 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= 8672 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5))) (or .cse0 .cse6 .cse7 .cse8 .cse1 .cse2 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse9 .cse4 .cse5 .cse10) (or .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8672)) .cse2 .cse3) (or .cse0 .cse6 .cse7 .cse8 .cse2 .cse9 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse10))) [2018-07-25 14:15:26,844 INFO L425 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 391) the Hoare annotation is: true [2018-07-25 14:15:26,844 INFO L422 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 391) no Hoare annotation was computed. [2018-07-25 14:15:26,845 INFO L418 ceAbstractionStarter]: At program point L295(lines 258 295) the Hoare annotation is: (let ((.cse1 (< 0 ULTIMATE.start_ssl3_accept_~num1~5)) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448))) (.cse3 (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse0 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse6 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse7 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse2 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse9 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse10 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= 8672 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5))) (or .cse0 .cse6 .cse7 .cse8 .cse1 .cse2 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse9 .cse4 .cse5 .cse10) (or .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8672)) .cse2 .cse3) (or .cse0 .cse6 .cse7 .cse8 .cse2 .cse9 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse10))) [2018-07-25 14:15:26,845 INFO L418 ceAbstractionStarter]: At program point L357(lines 357 375) the Hoare annotation is: (let ((.cse0 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse1 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse2 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse3 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse4 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse5 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse6 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse7 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (and (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5)) (or .cse0 .cse1 .cse2 .cse3 (< 0 ULTIMATE.start_ssl3_accept_~num1~5) .cse4 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448)) .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse7))) [2018-07-25 14:15:26,845 INFO L418 ceAbstractionStarter]: At program point L388(lines 286 388) the Hoare annotation is: (let ((.cse2 (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse4 (< 0 ULTIMATE.start_ssl3_accept_~num1~5)) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448))) (.cse0 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse6 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse7 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse1 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse9 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse3 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse10 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (and (or .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8672)) .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse5 .cse3 (not (= 8672 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5))) (or .cse0 .cse6 .cse7 .cse8 .cse4 .cse1 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse9 .cse5 .cse3 .cse10) (or .cse0 .cse6 .cse7 .cse8 .cse1 .cse9 .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse10))) [2018-07-25 14:15:26,845 INFO L418 ceAbstractionStarter]: At program point L291(lines 291 310) the Hoare annotation is: (let ((.cse1 (< 0 ULTIMATE.start_ssl3_accept_~num1~5)) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8448))) (.cse3 (not (= 4 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse0 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet45|)) (.cse6 (< 2147483647 |ULTIMATE.start_ssl3_accept_#t~nondet44|)) (.cse7 (= ULTIMATE.start_ssl3_accept_~tmp___10~5 0)) (.cse8 (<= |ULTIMATE.start_ssl3_accept_#t~nondet44| 0)) (.cse2 (< (+ |ULTIMATE.start_ssl3_accept_#t~nondet45| 2147483648) 0)) (.cse9 (not (= 3 ULTIMATE.start_ssl3_accept_~blastFlag~5))) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~5 0)) (.cse10 (= 0 ULTIMATE.start_ssl3_accept_~tmp___9~5))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= 8672 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5))) (or .cse0 .cse6 .cse7 .cse8 .cse1 .cse2 (not (= 8656 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~5)) .cse9 .cse4 .cse5 .cse10) (or .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8672)) .cse2 .cse3) (or .cse0 .cse6 .cse7 .cse8 .cse2 .cse9 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~5 8656)) .cse10))) [2018-07-25 14:15:26,859 INFO L202 PluginConnector]: Adding new model s3_srvr_4.cil.c_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:15:26 BoogieIcfgContainer [2018-07-25 14:15:26,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:15:26,860 INFO L168 Benchmark]: Toolchain (without parser) took 9163.91 ms. Allocated memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: 121.6 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 28.2 MB). Peak memory consumption was 596.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:15:26,861 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:15:26,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.78 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:15:26,863 INFO L168 Benchmark]: Boogie Preprocessor took 62.19 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:15:26,863 INFO L168 Benchmark]: RCFGBuilder took 830.04 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-07-25 14:15:26,864 INFO L168 Benchmark]: TraceAbstraction took 8212.14 ms. Allocated memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: 121.6 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -3.6 MB). Peak memory consumption was 564.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:15:26,868 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 0.18 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 53.78 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.19 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 830.04 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8212.14 ms. Allocated memory was 1.6 GB in the beginning and 1.7 GB in the end (delta: 121.6 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -3.6 MB). Peak memory consumption was 564.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 390]: 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: 271]: Loop Invariant Derived loop invariant: ((((((((2147483647 < ssl3_accept_#t~nondet45 || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(8672 == ssl3_accept_~s__s3__tmp__next_state___0~5)) && ((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5)) && (((2147483647 < ssl3_accept_#t~nondet45 || !(ssl3_accept_~s__state~5 == 8672)) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5))) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5) - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ((((((2147483647 < ssl3_accept_#t~nondet45 || !(ssl3_accept_~s__state~5 == 8672)) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) && ((((((2147483647 < ssl3_accept_#t~nondet45 || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(8672 == ssl3_accept_~s__s3__tmp__next_state___0~5))) && ((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5)) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5) - InvariantResult [Line: 339]: Loop Invariant Derived loop invariant: (((((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5) && ((2147483647 < ssl3_accept_#t~nondet45 || !(ssl3_accept_~s__state~5 == 8672)) || ssl3_accept_#t~nondet45 + 2147483648 < 0)) && (((((2147483647 < ssl3_accept_#t~nondet45 || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(8672 == ssl3_accept_~s__s3__tmp__next_state___0~5))) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5)) || ((((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5) && !(4 == ssl3_accept_~blastFlag~5)) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5)) - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: ((((((((2147483647 < ssl3_accept_#t~nondet45 || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(8672 == ssl3_accept_~s__s3__tmp__next_state___0~5)) && ((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5)) && (((2147483647 < ssl3_accept_#t~nondet45 || !(ssl3_accept_~s__state~5 == 8672)) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5))) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5) - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: ((((((((2147483647 < ssl3_accept_#t~nondet45 || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(8672 == ssl3_accept_~s__s3__tmp__next_state___0~5)) && ((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5)) && (((2147483647 < ssl3_accept_#t~nondet45 || !(ssl3_accept_~s__state~5 == 8672)) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5))) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5) - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: ((((((((2147483647 < ssl3_accept_#t~nondet45 || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(8672 == ssl3_accept_~s__s3__tmp__next_state___0~5)) && ((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5)) && (((2147483647 < ssl3_accept_#t~nondet45 || !(ssl3_accept_~s__state~5 == 8672)) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(4 == ssl3_accept_~blastFlag~5))) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5) - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: (!(4 == ssl3_accept_~blastFlag~5) && ((((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || 0 < ssl3_accept_~num1~5) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(8656 == ssl3_accept_~s__s3__tmp__next_state___0~5)) || !(3 == ssl3_accept_~blastFlag~5)) || !(ssl3_accept_~s__state~5 == 8448)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || 0 == ssl3_accept_~tmp___9~5)) && ((((((((2147483647 < ssl3_accept_#t~nondet45 || 2147483647 < ssl3_accept_#t~nondet44) || ssl3_accept_~tmp___10~5 == 0) || ssl3_accept_#t~nondet44 <= 0) || ssl3_accept_#t~nondet45 + 2147483648 < 0) || !(3 == ssl3_accept_~blastFlag~5)) || ssl3_accept_~s__s3__tmp__reuse_message~5 == 0) || !(ssl3_accept_~s__state~5 == 8656)) || 0 == ssl3_accept_~tmp___9~5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 14 locations, 1 error locations. SAFE Result, 8.1s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 57 SDslu, 6 SDs, 0 SdLazy, 69 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3829 GetRequests, 3768 SyntacticMatches, 26 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred in iteration=2, 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 19 NumberOfFragments, 950 HoareAnnotationTreeSize, 11 FomulaSimplifications, 164 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 11 FomulaSimplificationsInter, 542 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 5.0s PdrRuntime, 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_srvr_4.cil.c_14.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-15-26-885.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_srvr_4.cil.c_14.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-15-26-885.csv Received shutdown request...