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-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:20:31,375 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:20:31,377 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:20:31,390 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:20:31,390 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:20:31,391 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:20:31,392 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:20:31,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:20:31,396 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:20:31,397 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:20:31,398 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:20:31,398 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:20:31,399 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:20:31,400 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:20:31,401 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:20:31,402 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:20:31,403 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:20:31,405 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:20:31,407 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:20:31,411 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:20:31,412 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:20:31,417 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:20:31,423 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:20:31,423 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:20:31,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:20:31,424 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:20:31,425 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:20:31,426 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:20:31,427 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:20:31,431 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:20:31,431 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:20:31,432 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:20:31,432 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:20:31,433 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:20:31,434 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:20:31,435 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:20:31,435 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:20:31,444 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:20:31,444 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:20:31,445 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:20:31,445 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:20:31,446 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:20:31,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:31,446 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:20:31,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:20:31,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:20:31,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:20:31,507 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:20:31,508 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:20:31,509 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl [2018-07-25 14:20:31,509 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl' [2018-07-25 14:20:31,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:20:31,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:20:31,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:31,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:20:31,551 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:20:31,571 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 02:20:31" (1/1) ... [2018-07-25 14:20:31,583 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 02:20:31" (1/1) ... [2018-07-25 14:20:31,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:31,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:20:31,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:20:31,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:20:31,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,605 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/1) ... [2018-07-25 14:20:31,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:20:31,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:20:31,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:20:31,613 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:20:31,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (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 14:20:31,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:20:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:20:31,925 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:20:31,926 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:31 BoogieIcfgContainer [2018-07-25 14:20:31,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:20:31,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:20:31,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:20:31,932 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:20:31,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:31" (1/2) ... [2018-07-25 14:20:31,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@472484ab and model type HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:20:31, skipping insertion in model container [2018-07-25 14:20:31,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:31" (2/2) ... [2018-07-25 14:20:31,936 INFO L112 eAbstractionObserver]: Analyzing ICFG HiddenInequality.bpl [2018-07-25 14:20:31,947 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:20:31,958 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:20:32,012 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:20:32,013 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:20:32,014 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:20:32,014 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:20:32,014 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:20:32,014 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:20:32,014 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:20:32,015 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:20:32,015 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:20:32,032 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 14:20:32,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:20:32,046 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:32,048 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:20:32,049 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:32,062 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:32,086 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:32,390 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:20:32,390 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:20:32,395 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:20:32,401 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:20:32,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:20:32,406 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-25 14:20:32,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:20:32,481 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 14:20:32,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:20:32,482 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:20:32,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:20:32,495 INFO L225 Difference]: With dead ends: 8 [2018-07-25 14:20:32,495 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:20:32,499 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:20:32,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:20:32,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:20:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:20:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:20:32,534 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:20:32,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:20:32,535 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:20:32,535 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:20:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:20:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:20:32,536 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:32,536 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:20:32,536 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:32,537 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:32,549 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:32,950 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-07-25 14:20:34,103 WARN L169 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2018-07-25 14:20:47,771 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2018-07-25 14:20:52,675 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-07-25 14:20:58,595 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2018-07-25 14:21:06,157 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2018-07-25 14:21:15,913 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-07-25 14:21:28,017 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-07-25 14:21:43,469 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2018-07-25 14:22:02,597 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2018-07-25 14:22:26,441 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2018-07-25 14:22:54,919 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-07-25 14:23:29,314 WARN L169 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2018-07-25 14:24:09,701 WARN L169 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2018-07-25 14:24:58,292 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 137 Received shutdown request... [2018-07-25 14:25:03,707 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:25:03,708 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:25:03,713 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:25:03,714 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:25:03 BoogieIcfgContainer [2018-07-25 14:25:03,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:25:03,715 INFO L168 Benchmark]: Toolchain (without parser) took 272166.40 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -252.7 MB). Free memory was 1.5 GB in the beginning and 928.0 MB in the end (delta: 556.1 MB). Peak memory consumption was 303.4 MB. Max. memory is 7.1 GB. [2018-07-25 14:25:03,716 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 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 14:25:03,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.37 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 14:25:03,717 INFO L168 Benchmark]: Boogie Preprocessor took 21.29 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 14:25:03,718 INFO L168 Benchmark]: RCFGBuilder took 313.71 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 14:25:03,719 INFO L168 Benchmark]: TraceAbstraction took 271785.79 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -252.7 MB). Free memory was 1.5 GB in the beginning and 928.0 MB in the end (delta: 535.0 MB). Peak memory consumption was 282.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:25:03,723 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 0.17 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 40.37 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 21.29 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 313.71 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 271785.79 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -252.7 MB). Free memory was 1.5 GB in the beginning and 928.0 MB in the end (delta: 535.0 MB). Peak memory consumption was 282.3 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, 271.7s 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, 0.1s 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: 0.2s 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/HiddenInequality.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-25-03-738.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenInequality.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-25-03-738.csv Completed graceful shutdown