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.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:15:00,581 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:15:00,583 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:15:00,595 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:15:00,595 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:15:00,597 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:15:00,598 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:15:00,600 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:15:00,601 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:15:00,602 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:15:00,603 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:15:00,603 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:15:00,604 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:15:00,605 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:15:00,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:15:00,607 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:15:00,608 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:15:00,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:15:00,612 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:15:00,613 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:15:00,614 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:15:00,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:15:00,618 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:15:00,618 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:15:00,619 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:15:00,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:15:00,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:15:00,621 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:15:00,622 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:15:00,623 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:15:00,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:15:00,624 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:15:00,625 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:15:00,625 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:15:00,626 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:15:00,626 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:15:00,627 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 16:15:00,637 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:15:00,637 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:15:00,640 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:15:00,641 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:15:00,641 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:15:00,641 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:15:00,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:15:00,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:15:00,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:15:00,711 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:15:00,711 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:15:00,712 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl [2018-07-23 16:15:00,712 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01.i_3.bpl' [2018-07-23 16:15:00,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:15:00,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:15:00,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:15:00,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:15:00,778 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:15:00,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/1) ... [2018-07-23 16:15:00,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:15:00,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:15:00,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:15:00,826 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:15:00,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (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 16:15:00,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:15:00,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:15:01,178 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:15:01,179 INFO L202 PluginConnector]: Adding new model sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:15:01 BoogieIcfgContainer [2018-07-23 16:15:01,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:15:01,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:15:01,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:15:01,187 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:15:01,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:15:00" (1/2) ... [2018-07-23 16:15:01,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58830d58 and model type sum01.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 16:15:01,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:15:01" (2/2) ... [2018-07-23 16:15:01,191 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01.i_3.bpl [2018-07-23 16:15:01,202 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:15:01,211 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:15:01,269 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:15:01,270 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:15:01,270 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:15:01,270 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:15:01,270 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:15:01,271 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:15:01,271 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:15:01,271 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:15:01,271 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:15:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:15:01,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:15:01,297 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:15:01,298 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:15:01,298 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:15:01,304 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 16:15:01,312 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:15:01,562 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:15:01,562 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:15:01,569 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 16:15:01,576 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 16:15:01,577 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 16:15:01,579 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 16:15:01,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:15:01,607 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:15:01,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 16:15:01,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 16:15:01,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:15:01,634 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:15:01,634 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:15:01,641 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 16:15:01,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:15:01,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:15:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:15:01,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:15:01,683 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:15:01,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:15:01,684 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:15:01,684 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 16:15:01,684 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:15:01,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:15:01,685 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:15:01,685 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:15:01,685 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:15:01,686 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 16:15:01,686 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:15:02,265 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2018-07-23 16:15:02,888 WARN L169 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2018-07-23 16:15:03,636 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-07-23 16:15:04,479 WARN L169 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-07-23 16:15:05,609 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-23 16:15:06,261 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-07-23 16:15:06,941 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-07-23 16:15:07,618 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-07-23 16:15:08,329 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2018-07-23 16:15:09,372 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2018-07-23 16:15:10,318 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-23 16:15:11,348 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-07-23 16:15:12,490 WARN L169 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2018-07-23 16:15:14,008 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-07-23 16:15:15,684 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-23 16:15:17,379 WARN L169 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2018-07-23 16:15:19,181 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-07-23 16:15:21,199 WARN L169 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-07-23 16:15:23,456 WARN L169 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-23 16:15:26,021 WARN L169 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-07-23 16:15:28,713 WARN L169 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-07-23 16:15:31,681 WARN L169 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 352 [2018-07-23 16:15:34,975 WARN L169 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2018-07-23 16:15:38,706 WARN L169 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-23 16:15:42,566 WARN L169 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-07-23 16:15:46,969 WARN L169 SmtUtils]: Spent 553.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-23 16:15:52,040 WARN L169 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-23 16:15:56,079 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2018-07-23 16:15:58,040 WARN L169 SmtUtils]: Spent 880.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-07-23 16:16:03,283 WARN L169 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-07-23 16:16:09,393 WARN L169 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-23 16:16:15,629 WARN L169 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-07-23 16:16:22,406 WARN L169 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-07-23 16:16:29,648 WARN L169 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-07-23 16:16:37,407 WARN L169 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-23 16:16:45,705 WARN L169 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-23 16:16:54,593 WARN L169 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2018-07-23 16:17:04,048 WARN L169 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2018-07-23 16:17:13,924 WARN L169 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2018-07-23 16:17:24,684 WARN L169 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 581 [2018-07-23 16:17:35,901 WARN L169 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2018-07-23 16:17:47,706 WARN L169 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2018-07-23 16:18:00,526 WARN L169 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2018-07-23 16:18:14,299 WARN L169 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 635 [2018-07-23 16:18:28,250 WARN L169 SmtUtils]: Spent 884.00 ms on a formula simplification that was a NOOP. DAG size: 649 [2018-07-23 16:18:43,368 WARN L169 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 662 [2018-07-23 16:18:59,418 WARN L169 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 676 [2018-07-23 16:19:16,410 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 689 [2018-07-23 16:19:34,170 WARN L169 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 703 Received shutdown request... [2018-07-23 16:19:48,384 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:19:48,388 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:19:48,389 INFO L202 PluginConnector]: Adding new model sum01.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:19:48 BoogieIcfgContainer [2018-07-23 16:19:48,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:19:48,390 INFO L168 Benchmark]: Toolchain (without parser) took 287617.23 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.3 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 429.2 MB). Peak memory consumption was 99.9 MB. Max. memory is 7.1 GB. [2018-07-23 16:19:48,392 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 16:19:48,392 INFO L168 Benchmark]: Boogie Preprocessor took 50.34 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 16:19:48,393 INFO L168 Benchmark]: RCFGBuilder took 353.09 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 16:19:48,394 INFO L168 Benchmark]: TraceAbstraction took 287208.90 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.3 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 408.0 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. [2018-07-23 16:19:48,397 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 0.21 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 50.34 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 353.09 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 287208.90 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -329.3 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 408.0 MB). Peak memory consumption was 78.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 42). 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, 287.1s 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, 0.1s 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.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-19-48-409.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-19-48-409.csv Completed graceful shutdown