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-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:52:38,511 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:52:38,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:52:38,534 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:52:38,534 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:52:38,535 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:52:38,537 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:52:38,539 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:52:38,543 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:52:38,545 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:52:38,548 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:52:38,548 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:52:38,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:52:38,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:52:38,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:52:38,553 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:52:38,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:52:38,557 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:52:38,568 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:52:38,570 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:52:38,574 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:52:38,575 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:52:38,579 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:52:38,580 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:52:38,580 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:52:38,581 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:52:38,582 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:52:38,583 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:52:38,584 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:52:38,586 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:52:38,586 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:52:38,587 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:52:38,587 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:52:38,587 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:52:38,588 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:52:38,589 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:52:38,590 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-07-25 14:52:38,603 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:52:38,604 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:52:38,605 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:52:38,605 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:52:38,605 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:52:38,606 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:52:38,606 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:52:38,606 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:52:38,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:52:38,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:52:38,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:52:38,699 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:52:38,700 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:52:38,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl [2018-07-25 14:52:38,701 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl' [2018-07-25 14:52:38,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:52:38,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:52:38,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:52:38,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:52:38,772 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:52:38,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:52:38,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:52:38,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:52:38,813 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:52:38,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:52:38,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:52:38,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:52:38,838 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:52:38,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/1) ... [2018-07-25 14:52:38,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:52:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:52:39,101 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:52:39,103 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:52:39 BoogieIcfgContainer [2018-07-25 14:52:39,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:52:39,105 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:52:39,105 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:52:39,108 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:52:39,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:38" (1/2) ... [2018-07-25 14:52:39,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219c2c00 and model type sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:52:39, skipping insertion in model container [2018-07-25 14:52:39,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:52:39" (2/2) ... [2018-07-25 14:52:39,114 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_bug02.i_3.bpl [2018-07-25 14:52:39,127 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:52:39,136 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:52:39,190 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:52:39,191 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:52:39,191 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:52:39,192 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:52:39,192 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:52:39,192 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:52:39,192 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:52:39,193 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:52:39,193 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:52:39,214 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:52:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:52:39,226 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:52:39,228 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:52:39,229 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:52:39,237 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 14:52:39,246 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:52:39,431 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:52:39,432 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:52:39,437 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:52:39,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:52:39,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:52:39,446 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 14:52:39,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:52:39,488 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:52:39,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:52:39,491 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 14:52:39,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:52:39,505 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:52:39,505 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:52:39,509 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:52:39,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:52:39,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:52:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:52:39,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:52:39,545 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:52:39,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:52:39,545 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:52:39,546 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:52:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:52:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:52:39,546 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:52:39,547 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:52:39,547 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:52:39,548 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 14:52:39,548 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:52:45,542 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-07-25 14:52:46,640 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-07-25 14:52:47,921 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-25 14:52:49,250 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-07-25 14:52:50,793 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-07-25 14:52:52,511 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-07-25 14:52:54,347 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-07-25 14:52:55,986 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-25 14:52:57,808 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-25 14:53:00,047 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-07-25 14:53:02,239 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-25 14:53:04,560 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-07-25 14:53:07,009 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2018-07-25 14:53:09,670 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-25 14:53:12,502 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-07-25 14:53:15,634 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-25 14:53:19,063 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-07-25 14:53:23,376 WARN L169 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-07-25 14:53:28,668 WARN L169 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-07-25 14:53:34,577 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 462 [2018-07-25 14:53:40,585 WARN L169 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-07-25 14:53:47,024 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-07-25 14:53:53,239 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-07-25 14:53:59,827 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-07-25 14:54:06,980 WARN L169 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-25 14:54:14,485 WARN L169 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2018-07-25 14:54:22,911 WARN L169 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-07-25 14:54:31,943 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 574 [2018-07-25 14:54:41,598 WARN L169 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 589 [2018-07-25 14:54:52,053 WARN L169 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2018-07-25 14:55:03,342 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-25 14:55:15,406 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2018-07-25 14:55:28,150 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-07-25 14:55:41,747 WARN L169 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 658 [2018-07-25 14:55:56,114 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 673 [2018-07-25 14:56:11,687 WARN L169 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2018-07-25 14:56:28,033 WARN L169 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2018-07-25 14:56:45,489 WARN L169 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 714 Received shutdown request... [2018-07-25 14:57:00,849 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:57:00,854 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:57:00,855 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:57:00 BoogieIcfgContainer [2018-07-25 14:57:00,855 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:57:00,856 INFO L168 Benchmark]: Toolchain (without parser) took 262086.49 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -175.6 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 174.0 MB). Peak memory consumption was 424.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:57:00,859 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:57:00,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:57:00,860 INFO L168 Benchmark]: Boogie Preprocessor took 24.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:57:00,861 INFO L168 Benchmark]: RCFGBuilder took 265.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:57:00,862 INFO L168 Benchmark]: TraceAbstraction took 261750.70 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -175.6 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 163.4 MB). Peak memory consumption was 414.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:57:00,866 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 265.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 261750.70 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -175.6 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 163.4 MB). Peak memory consumption was 414.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 48]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 48). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 261.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-57-00-881.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-57-00-881.csv Completed graceful shutdown