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/eureka_01.i_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:55:09,393 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:55:09,396 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:55:09,413 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:55:09,413 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:55:09,414 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:55:09,416 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:55:09,418 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:55:09,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:55:09,421 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:55:09,422 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:55:09,424 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:55:09,425 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:55:09,426 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:55:09,428 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:55:09,429 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:55:09,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:55:09,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:55:09,441 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:55:09,443 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:55:09,445 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:55:09,446 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:55:09,448 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:55:09,452 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:55:09,452 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:55:09,453 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:55:09,453 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:55:09,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:55:09,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:55:09,459 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:55:09,459 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:55:09,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:55:09,460 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:55:09,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:55:09,463 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:55:09,464 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:55:09,465 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 15:55:09,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:55:09,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:55:09,481 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:55:09,482 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:55:09,482 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:55:09,482 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:55:09,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:55:09,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:55:09,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:55:09,548 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:55:09,549 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:55:09,549 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl [2018-07-23 15:55:09,550 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/eureka_01.i_6.bpl' [2018-07-23 15:55:09,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:55:09,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:55:09,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:55:09,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:55:09,622 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:55:09,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/1) ... [2018-07-23 15:55:09,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:55:09,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:55:09,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:55:09,683 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:55:09,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (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 15:55:09,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:55:09,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:55:10,164 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:55:10,165 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:55:10 BoogieIcfgContainer [2018-07-23 15:55:10,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:55:10,166 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:55:10,166 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:55:10,171 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:55:10,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:55:09" (1/2) ... [2018-07-23 15:55:10,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47257df5 and model type eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:55:10, skipping insertion in model container [2018-07-23 15:55:10,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:55:10" (2/2) ... [2018-07-23 15:55:10,177 INFO L112 eAbstractionObserver]: Analyzing ICFG eureka_01.i_6.bpl [2018-07-23 15:55:10,185 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:55:10,193 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:55:10,237 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:55:10,238 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:55:10,238 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:55:10,239 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:55:10,239 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:55:10,239 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:55:10,239 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:55:10,239 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:55:10,239 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:55:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2018-07-23 15:55:10,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-07-23 15:55:10,263 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:55:10,264 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 15:55:10,264 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:55:10,269 INFO L82 PathProgramCache]: Analyzing trace with hash 148998227, now seen corresponding path program 1 times [2018-07-23 15:55:10,276 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:55:10,455 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:55:10,702 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:55:10,703 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-23 15:55:10,707 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 15:55:10,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 15:55:10,713 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-07-23 15:55:10,715 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 4 states. [2018-07-23 15:55:10,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:55:10,931 INFO L93 Difference]: Finished difference Result 26 states and 35 transitions. [2018-07-23 15:55:10,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 15:55:10,933 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-07-23 15:55:10,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:55:10,946 INFO L225 Difference]: With dead ends: 26 [2018-07-23 15:55:10,946 INFO L226 Difference]: Without dead ends: 23 [2018-07-23 15:55:10,950 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-07-23 15:55:10,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-07-23 15:55:10,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2018-07-23 15:55:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-07-23 15:55:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2018-07-23 15:55:10,993 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 28 transitions. Word has length 8 [2018-07-23 15:55:10,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:55:10,993 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 28 transitions. [2018-07-23 15:55:10,993 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 15:55:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-07-23 15:55:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-07-23 15:55:10,994 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:55:10,995 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-23 15:55:10,995 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:55:10,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1453301261, now seen corresponding path program 1 times [2018-07-23 15:55:10,996 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:55:11,669 WARN L169 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-07-23 15:55:12,134 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-07-23 15:55:12,396 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-07-23 15:55:13,755 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-07-23 15:55:14,053 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2018-07-23 15:55:16,841 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2018-07-23 15:55:17,184 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2018-07-23 15:55:23,086 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2018-07-23 15:55:23,507 WARN L169 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2018-07-23 15:55:35,746 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2018-07-23 15:55:36,322 WARN L169 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-07-23 15:55:55,930 WARN L169 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-07-23 15:55:56,748 WARN L169 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2018-07-23 15:56:30,417 WARN L169 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2018-07-23 15:56:31,410 WARN L169 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2018-07-23 15:57:26,038 WARN L169 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2018-07-23 15:57:27,226 WARN L169 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 127 [2018-07-23 15:58:51,298 WARN L169 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 117 [2018-07-23 15:58:52,609 WARN L169 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 139 Received shutdown request... [2018-07-23 15:59:48,185 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 15:59:48,189 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 15:59:48,190 INFO L202 PluginConnector]: Adding new model eureka_01.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 03:59:48 BoogieIcfgContainer [2018-07-23 15:59:48,190 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 15:59:48,192 INFO L168 Benchmark]: Toolchain (without parser) took 278571.51 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -227.0 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 439.6 MB). Peak memory consumption was 212.6 MB. Max. memory is 7.1 GB. [2018-07-23 15:59:48,193 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:59:48,193 INFO L168 Benchmark]: Boogie Preprocessor took 59.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 15:59:48,194 INFO L168 Benchmark]: RCFGBuilder took 482.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 15:59:48,195 INFO L168 Benchmark]: TraceAbstraction took 278024.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -227.0 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 418.4 MB). Peak memory consumption was 191.4 MB. Max. memory is 7.1 GB. [2018-07-23 15:59:48,200 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.75 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 482.83 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 278024.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -227.0 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 418.4 MB). Peak memory consumption was 191.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 175]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 175). Cancelled while BasicCegarLoop was analyzing trace of length 11 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 63 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 13 locations, 1 error locations. TIMEOUT Result, 277.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 9 SDslu, 9 SDs, 0 SdLazy, 20 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred 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, 2 StatesRemovedByMinimization, 1 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/eureka_01.i_6.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-59-48-218.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/eureka_01.i_6.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_15-59-48-218.csv Completed graceful shutdown