java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:40:37,246 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:40:37,248 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:40:37,262 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:40:37,262 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:40:37,263 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:40:37,265 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:40:37,267 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:40:37,268 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:40:37,269 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:40:37,270 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:40:37,270 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:40:37,271 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:40:37,272 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:40:37,273 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:40:37,274 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:40:37,275 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:40:37,277 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:40:37,279 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:40:37,280 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:40:37,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:40:37,282 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:40:37,284 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:40:37,285 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:40:37,285 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:40:37,286 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:40:37,287 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:40:37,288 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:40:37,288 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:40:37,290 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:40:37,290 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:40:37,291 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:40:37,291 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:40:37,291 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:40:37,294 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:40:37,295 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:40:37,296 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:40:37,310 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:40:37,310 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:40:37,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:40:37,315 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:40:37,315 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:40:37,315 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:40:37,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:40:37,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:40:37,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:40:37,410 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:40:37,411 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:40:37,412 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl [2018-07-25 09:40:37,412 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl' [2018-07-25 09:40:37,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:40:37,468 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:40:37,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:40:37,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:40:37,469 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:40:37,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:40:37,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:40:37,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:40:37,513 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:40:37,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/1) ... [2018-07-25 09:40:37,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:40:37,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:40:37,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:40:37,540 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:40:37,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (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 [2018-07-25 09:40:37,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:40:37,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:40:37,862 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:40:37,863 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:40:37 BoogieIcfgContainer [2018-07-25 09:40:37,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:40:37,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:40:37,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:40:37,868 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:40:37,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:37" (1/2) ... [2018-07-25 09:40:37,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3aaab and model type HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:40:37, skipping insertion in model container [2018-07-25 09:40:37,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:40:37" (2/2) ... [2018-07-25 09:40:37,872 INFO L112 eAbstractionObserver]: Analyzing ICFG HiddenInequality.bpl [2018-07-25 09:40:37,882 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:40:37,890 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:40:37,932 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:40:37,933 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:40:37,934 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:40:37,934 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:40:37,934 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:40:37,934 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:40:37,934 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:40:37,935 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:40:37,935 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:40:37,949 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 09:40:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 09:40:37,958 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:40:37,959 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 09:40:37,960 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:40:37,967 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, now seen corresponding path program 1 times [2018-07-25 09:40:37,976 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:40:38,223 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-07-25 09:40:38,375 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:40:38,375 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 09:40:38,380 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:40:38,384 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:40:38,385 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 09:40:38,387 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-25 09:40:38,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:40:38,477 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 09:40:38,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 09:40:38,481 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 09:40:38,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:40:38,493 INFO L225 Difference]: With dead ends: 8 [2018-07-25 09:40:38,493 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 09:40:38,496 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 09:40:38,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 09:40:38,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 09:40:38,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 09:40:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 09:40:38,533 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 09:40:38,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:40:38,534 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 09:40:38,534 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:40:38,534 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 09:40:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:40:38,534 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:40:38,535 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:40:38,535 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:40:38,535 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, now seen corresponding path program 1 times [2018-07-25 09:40:38,536 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:40:39,469 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-07-25 09:40:40,116 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2018-07-25 09:40:48,510 WARN L169 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2018-07-25 09:40:52,814 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2018-07-25 09:40:57,596 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-07-25 09:41:03,437 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2018-07-25 09:41:11,200 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2018-07-25 09:41:20,961 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-07-25 09:41:33,225 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-07-25 09:41:48,616 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2018-07-25 09:42:07,820 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2018-07-25 09:42:31,468 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2018-07-25 09:43:00,094 WARN L169 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-07-25 09:43:34,551 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2018-07-25 09:44:15,695 WARN L169 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-07-25 09:45:04,552 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 Received shutdown request... [2018-07-25 09:45:10,319 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:45:10,325 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:45:10,326 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:45:10 BoogieIcfgContainer [2018-07-25 09:45:10,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:45:10,327 INFO L168 Benchmark]: Toolchain (without parser) took 272861.09 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -245.9 MB). Free memory was 1.5 GB in the beginning and 983.3 MB in the end (delta: 490.3 MB). Peak memory consumption was 244.4 MB. Max. memory is 7.1 GB. [2018-07-25 09:45:10,329 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:45:10,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:45:10,330 INFO L168 Benchmark]: Boogie Preprocessor took 27.32 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 09:45:10,330 INFO L168 Benchmark]: RCFGBuilder took 323.71 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. [2018-07-25 09:45:10,331 INFO L168 Benchmark]: TraceAbstraction took 272462.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -245.9 MB). Free memory was 1.5 GB in the beginning and 983.3 MB in the end (delta: 469.1 MB). Peak memory consumption was 223.3 MB. Max. memory is 7.1 GB. [2018-07-25 09:45:10,335 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 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.08 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 27.32 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 323.71 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 272462.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -245.9 MB). Free memory was 1.5 GB in the beginning and 983.3 MB in the end (delta: 469.1 MB). Peak memory consumption was 223.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 29]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 29). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 71 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 272.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, 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/HiddenInequality.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-45-10-348.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenInequality.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-45-10-348.csv Completed graceful shutdown