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/sum04.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:16:58,719 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:16:58,721 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:16:58,735 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:16:58,736 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:16:58,737 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:16:58,739 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:16:58,740 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:16:58,742 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:16:58,743 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:16:58,744 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:16:58,745 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:16:58,745 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:16:58,746 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:16:58,748 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:16:58,748 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:16:58,749 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:16:58,753 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:16:58,759 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:16:58,761 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:16:58,768 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:16:58,773 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:16:58,777 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:16:58,777 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:16:58,777 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:16:58,778 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:16:58,779 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:16:58,780 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:16:58,781 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:16:58,782 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:16:58,782 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:16:58,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:16:58,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:16:58,783 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:16:58,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:16:58,785 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:16:58,785 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 16:16:58,794 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:16:58,795 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:16:58,796 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:16:58,797 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:16:58,797 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:16:58,797 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:16:58,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:16:58,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:16:58,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:16:58,871 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:16:58,872 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:16:58,873 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl [2018-07-23 16:16:58,873 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum04.i_3.bpl' [2018-07-23 16:16:58,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:16:58,929 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:16:58,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:16:58,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:16:58,930 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:16:58,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/1) ... [2018-07-23 16:16:58,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:16:58,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:16:58,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:16:58,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:16:58,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (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 16:16:59,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:16:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:16:59,250 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:16:59,251 INFO L202 PluginConnector]: Adding new model sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:16:59 BoogieIcfgContainer [2018-07-23 16:16:59,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:16:59,253 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:16:59,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:16:59,258 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:16:59,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:16:58" (1/2) ... [2018-07-23 16:16:59,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c239257 and model type sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:16:59, skipping insertion in model container [2018-07-23 16:16:59,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:16:59" (2/2) ... [2018-07-23 16:16:59,263 INFO L112 eAbstractionObserver]: Analyzing ICFG sum04.i_3.bpl [2018-07-23 16:16:59,275 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:16:59,286 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:16:59,347 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:16:59,348 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:16:59,349 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:16:59,349 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:16:59,349 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:16:59,349 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:16:59,350 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:16:59,350 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:16:59,350 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:16:59,370 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:16:59,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:16:59,385 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:16:59,388 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:16:59,388 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:16:59,396 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 16:16:59,406 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:16:59,806 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:16:59,806 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:16:59,813 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 16:16:59,823 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 16:16:59,824 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 16:16:59,827 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 16:16:59,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:16:59,893 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:16:59,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 16:16:59,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 16:16:59,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:16:59,913 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:16:59,914 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:16:59,918 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 16:16:59,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:16:59,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:16:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:16:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:16:59,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:16:59,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:16:59,965 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:16:59,965 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 16:16:59,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:16:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:16:59,966 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:16:59,967 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:16:59,967 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:16:59,967 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 16:16:59,968 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:17:00,594 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2018-07-23 16:17:01,449 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-07-23 16:17:02,047 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-07-23 16:17:02,542 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2018-07-23 16:17:02,764 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-23 16:17:03,610 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-07-23 16:17:04,834 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-23 16:17:05,349 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-07-23 16:17:06,085 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-07-23 16:17:06,749 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2018-07-23 16:17:07,498 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-07-23 16:17:08,552 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2018-07-23 16:17:09,424 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-07-23 16:17:10,417 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-07-23 16:17:11,533 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-23 16:17:13,138 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-23 16:17:14,676 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-07-23 16:17:16,359 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2018-07-23 16:17:18,232 WARN L169 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-23 16:17:20,169 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-23 16:17:22,360 WARN L169 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-07-23 16:17:24,760 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-23 16:17:27,431 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2018-07-23 16:17:30,306 WARN L169 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-07-23 16:17:33,519 WARN L169 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 338 [2018-07-23 16:17:36,959 WARN L169 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-07-23 16:17:40,767 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-23 16:17:45,323 WARN L169 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-23 16:17:49,093 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-07-23 16:17:50,981 WARN L169 SmtUtils]: Spent 941.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-07-23 16:17:55,699 WARN L169 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-07-23 16:17:59,414 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-07-23 16:18:00,886 WARN L169 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2018-07-23 16:18:06,440 WARN L169 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2018-07-23 16:18:12,210 WARN L169 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-23 16:18:18,479 WARN L169 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 450 [2018-07-23 16:18:25,647 WARN L169 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-07-23 16:18:32,781 WARN L169 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 475 [2018-07-23 16:18:40,527 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-07-23 16:18:48,293 WARN L169 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-07-23 16:18:56,196 WARN L169 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-07-23 16:19:04,576 WARN L169 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2018-07-23 16:19:13,612 WARN L169 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-07-23 16:19:23,503 WARN L169 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2018-07-23 16:19:33,634 WARN L169 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2018-07-23 16:19:44,216 WARN L169 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-07-23 16:19:55,355 WARN L169 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2018-07-23 16:20:07,480 WARN L169 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2018-07-23 16:20:20,258 WARN L169 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2018-07-23 16:20:33,488 WARN L169 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2018-07-23 16:20:47,833 WARN L169 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2018-07-23 16:21:02,789 WARN L169 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 650 [2018-07-23 16:21:18,380 WARN L169 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2018-07-23 16:21:35,362 WARN L169 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 675 Received shutdown request... [2018-07-23 16:21:42,382 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:21:42,387 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:21:42,388 INFO L202 PluginConnector]: Adding new model sum04.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:21:42 BoogieIcfgContainer [2018-07-23 16:21:42,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:21:42,389 INFO L168 Benchmark]: Toolchain (without parser) took 283460.87 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -213.9 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 264.9 MB). Peak memory consumption was 51.0 MB. Max. memory is 7.1 GB. [2018-07-23 16:21:42,390 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 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 16:21:42,390 INFO L168 Benchmark]: Boogie Preprocessor took 57.90 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 16:21:42,391 INFO L168 Benchmark]: RCFGBuilder took 263.19 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 16:21:42,392 INFO L168 Benchmark]: TraceAbstraction took 283134.40 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -213.9 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 243.8 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2018-07-23 16:21:42,396 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 0.25 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 57.90 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 263.19 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 283134.40 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -213.9 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 243.8 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 37]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 37). 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, 283.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s 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: 0.3s 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/sum04.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-21-42-407.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum04.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-21-42-407.csv Completed graceful shutdown