java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:15:01,133 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:15:01,136 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:15:01,156 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:15:01,156 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:15:01,158 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:15:01,159 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:15:01,162 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:15:01,163 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:15:01,165 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:15:01,168 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:15:01,168 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:15:01,169 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:15:01,170 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:15:01,174 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:15:01,175 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:15:01,176 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:15:01,186 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:15:01,189 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:15:01,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:15:01,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:15:01,199 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:15:01,202 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:15:01,202 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:15:01,202 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:15:01,204 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:15:01,205 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:15:01,206 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:15:01,207 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:15:01,208 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:15:01,209 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:15:01,214 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:15:01,214 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:15:01,214 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:15:01,215 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:15:01,216 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:15:01,216 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 16:15:01,233 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:15:01,233 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:15:01,235 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:15:01,236 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:15:01,236 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:15:01,236 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:15:01,285 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:15:01,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:15:01,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:15:01,308 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:15:01,309 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:15:01,310 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl [2018-07-23 16:15:01,310 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl' [2018-07-23 16:15:01,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:15:01,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:15:01,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:15:01,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:15:01,393 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:15:01,426 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,428 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,441 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,442 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,446 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,449 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,451 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 23.07 04:15:01" (1/1) ... [2018-07-23 16:15:01,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:15:01,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:15:01,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:15:01,455 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:15:01,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:01" (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 [2018-07-23 16:15:01,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:15:01,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:15:01,778 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:15:01,779 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:15:01 BoogieIcfgContainer [2018-07-23 16:15:01,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:15:01,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:15:01,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:15:01,785 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:15:01,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:01" (1/2) ... [2018-07-23 16:15:01,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@142e1c2 and model type sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:15:01, skipping insertion in model container [2018-07-23 16:15:01,787 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 23.07 04:15:01" (2/2) ... [2018-07-23 16:15:01,789 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_bug02.i_3.bpl [2018-07-23 16:15:01,800 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:15:01,809 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:15:01,860 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:15:01,862 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:15:01,862 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:15:01,862 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:15:01,862 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:15:01,862 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:15:01,863 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:15:01,863 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:15:01,863 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:15:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:15:01,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:15:01,890 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:15:01,891 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:15:01,892 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:15:01,898 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 16:15:01,906 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:15:02,198 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:15:02,198 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:15:02,202 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 16:15:02,207 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 16:15:02,208 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 16:15:02,210 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 16:15:02,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:15:02,245 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:15:02,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 16:15:02,248 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 16:15:02,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:15:02,262 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:15:02,263 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:15:02,266 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 16:15:02,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:15:02,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:15:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:15:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:15:02,311 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:15:02,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:15:02,311 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:15:02,311 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 16:15:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:15:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:15:02,312 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:15:02,312 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:15:02,313 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:15:02,313 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 16:15:02,313 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:15:02,914 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2018-07-23 16:15:03,589 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-07-23 16:15:04,376 WARN L169 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-07-23 16:15:06,339 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-23 16:15:07,043 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-23 16:15:07,776 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-07-23 16:15:08,569 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-07-23 16:15:09,337 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-23 16:15:10,463 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-07-23 16:15:11,448 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-07-23 16:15:12,639 WARN L169 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-23 16:15:14,001 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-07-23 16:15:15,691 WARN L169 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-07-23 16:15:17,557 WARN L169 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-07-23 16:15:19,454 WARN L169 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-07-23 16:15:21,485 WARN L169 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-23 16:15:23,803 WARN L169 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-23 16:15:26,451 WARN L169 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-07-23 16:15:29,327 WARN L169 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-23 16:15:32,429 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-07-23 16:15:35,911 WARN L169 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2018-07-23 16:15:39,671 WARN L169 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-23 16:15:43,838 WARN L169 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-07-23 16:15:48,324 WARN L169 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-23 16:15:53,425 WARN L169 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-07-23 16:15:58,988 WARN L169 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-07-23 16:16:05,611 WARN L169 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-07-23 16:16:11,530 WARN L169 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 462 [2018-07-23 16:16:18,072 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-07-23 16:16:24,932 WARN L169 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-07-23 16:16:32,468 WARN L169 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-07-23 16:16:40,445 WARN L169 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-07-23 16:16:49,426 WARN L169 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-23 16:16:58,845 WARN L169 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2018-07-23 16:17:08,958 WARN L169 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-07-23 16:17:20,143 WARN L169 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 574 [2018-07-23 16:17:32,289 WARN L169 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 589 [2018-07-23 16:17:44,971 WARN L169 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2018-07-23 16:17:58,697 WARN L169 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-23 16:18:12,733 WARN L169 SmtUtils]: Spent 816.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2018-07-23 16:18:27,744 WARN L169 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-07-23 16:18:43,833 WARN L169 SmtUtils]: Spent 859.00 ms on a formula simplification that was a NOOP. DAG size: 658 [2018-07-23 16:18:59,141 WARN L169 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 673 [2018-07-23 16:19:15,471 WARN L169 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2018-07-23 16:19:32,522 WARN L169 SmtUtils]: Spent 905.00 ms on a formula simplification that was a NOOP. DAG size: 701 Received shutdown request... [2018-07-23 16:19:46,844 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:19:46,849 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:19:46,849 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:19:46 BoogieIcfgContainer [2018-07-23 16:19:46,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:19:46,850 INFO L168 Benchmark]: Toolchain (without parser) took 285460.21 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -280.5 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 304.8 MB). Peak memory consumption was 315.7 MB. Max. memory is 7.1 GB. [2018-07-23 16:19:46,852 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-07-23 16:19:46,852 INFO L168 Benchmark]: Boogie Preprocessor took 61.62 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. [2018-07-23 16:19:46,853 INFO L168 Benchmark]: RCFGBuilder took 324.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 16:19:46,854 INFO L168 Benchmark]: TraceAbstraction took 285068.59 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -280.5 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 283.7 MB). Peak memory consumption was 294.6 MB. Max. memory is 7.1 GB. [2018-07-23 16:19:46,857 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 0.22 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 61.62 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 324.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285068.59 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -280.5 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 283.7 MB). Peak memory consumption was 294.6 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, 284.9s 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, 0.2s 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: 0.2s 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.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-19-46-872.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-19-46-872.csv Completed graceful shutdown