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/toy/nonlinear/Power1-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:27:31,297 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:27:31,299 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:27:31,312 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:27:31,312 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:27:31,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:27:31,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:27:31,316 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:27:31,317 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:27:31,318 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:27:31,319 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:27:31,319 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:27:31,320 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:27:31,321 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:27:31,322 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:27:31,323 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:27:31,324 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:27:31,326 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:27:31,328 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:27:31,329 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:27:31,331 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:27:31,332 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:27:31,334 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:27:31,334 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:27:31,335 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:27:31,336 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:27:31,337 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:27:31,337 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:27:31,338 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:27:31,339 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:27:31,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:27:31,340 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:27:31,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:27:31,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:27:31,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:27:31,343 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:27:31,343 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 16:27:31,351 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:27:31,351 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:27:31,352 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:27:31,353 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:27:31,353 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:27:31,353 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:27:31,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:27:31,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:27:31,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:27:31,419 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:27:31,420 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:27:31,420 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power1-Safe.bpl [2018-07-23 16:27:31,421 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Power1-Safe.bpl' [2018-07-23 16:27:31,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:27:31,469 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:27:31,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:27:31,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:27:31,470 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:27:31,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/1) ... [2018-07-23 16:27:31,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:27:31,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:27:31,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:27:31,519 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:27:31,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (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 [2018-07-23 16:27:31,582 INFO L124 BoogieDeclarations]: Specification and implementation of procedure power given in one single declaration [2018-07-23 16:27:31,582 INFO L130 BoogieDeclarations]: Found specification of procedure power [2018-07-23 16:27:31,582 INFO L138 BoogieDeclarations]: Found implementation of procedure power [2018-07-23 16:27:31,634 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 16:27:31,755 INFO L258 CfgBuilder]: Using library mode [2018-07-23 16:27:31,756 INFO L202 PluginConnector]: Adding new model Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:27:31 BoogieIcfgContainer [2018-07-23 16:27:31,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:27:31,757 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:27:31,757 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:27:31,761 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:27:31,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:31" (1/2) ... [2018-07-23 16:27:31,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55147188 and model type Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:27:31, skipping insertion in model container [2018-07-23 16:27:31,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:27:31" (2/2) ... [2018-07-23 16:27:31,764 INFO L112 eAbstractionObserver]: Analyzing ICFG Power1-Safe.bpl [2018-07-23 16:27:31,774 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:27:31,783 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:27:31,830 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:27:31,831 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:27:31,832 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:27:31,832 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:27:31,832 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:27:31,832 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:27:31,832 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:27:31,833 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:27:31,833 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:27:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 16:27:31,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 16:27:31,856 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:27:31,857 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 16:27:31,858 INFO L414 AbstractCegarLoop]: === Iteration 1 === [powerErr0EnsuresViolationPOST_CONDITION]=== [2018-07-23 16:27:31,863 INFO L82 PathProgramCache]: Analyzing trace with hash 39627, now seen corresponding path program 1 times [2018-07-23 16:27:31,870 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:27:32,283 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:27:32,283 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:27:32,288 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:27:32,293 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:27:32,294 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:27:32,296 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-23 16:27:32,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:27:32,374 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-23 16:27:32,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 16:27:32,376 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-23 16:27:32,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:27:32,387 INFO L225 Difference]: With dead ends: 8 [2018-07-23 16:27:32,387 INFO L226 Difference]: Without dead ends: 5 [2018-07-23 16:27:32,391 INFO L573 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 [2018-07-23 16:27:32,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-23 16:27:32,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-23 16:27:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-23 16:27:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-23 16:27:32,425 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-23 16:27:32,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:27:32,426 INFO L471 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-23 16:27:32,426 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:27:32,426 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-23 16:27:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:27:32,426 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:27:32,427 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:27:32,427 INFO L414 AbstractCegarLoop]: === Iteration 2 === [powerErr0EnsuresViolationPOST_CONDITION]=== [2018-07-23 16:27:32,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1226462, now seen corresponding path program 1 times [2018-07-23 16:27:32,428 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:27:34,023 WARN L169 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2018-07-23 16:27:35,672 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-23 16:27:37,337 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2018-07-23 16:27:37,921 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2018-07-23 16:27:38,564 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2018-07-23 16:27:39,185 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-23 16:27:39,685 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-07-23 16:27:40,332 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-07-23 16:27:41,016 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-23 16:27:41,991 WARN L169 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 106 [2018-07-23 16:27:46,038 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-07-23 16:27:54,636 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-07-23 16:28:06,850 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2018-07-23 16:28:22,807 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-23 16:28:42,979 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-23 16:29:07,573 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-07-23 16:29:37,460 WARN L169 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-07-23 16:30:12,788 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-23 16:30:54,165 WARN L169 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-07-23 16:31:41,883 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 176 Received shutdown request... [2018-07-23 16:32:12,146 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:32:12,150 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:32:12,151 INFO L202 PluginConnector]: Adding new model Power1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:32:12 BoogieIcfgContainer [2018-07-23 16:32:12,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:32:12,152 INFO L168 Benchmark]: Toolchain (without parser) took 280685.69 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -216.0 MB). Free memory was 1.5 GB in the beginning and 995.4 MB in the end (delta: 489.8 MB). Peak memory consumption was 273.8 MB. Max. memory is 7.1 GB. [2018-07-23 16:32:12,153 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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 16:32:12,154 INFO L168 Benchmark]: Boogie Preprocessor took 49.32 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. [2018-07-23 16:32:12,154 INFO L168 Benchmark]: RCFGBuilder took 236.90 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 16:32:12,155 INFO L168 Benchmark]: TraceAbstraction took 280393.95 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -216.0 MB). Free memory was 1.5 GB in the beginning and 995.4 MB in the end (delta: 468.7 MB). Peak memory consumption was 252.7 MB. Max. memory is 7.1 GB. [2018-07-23 16:32:12,159 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 0.18 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 49.32 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 236.90 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 280393.95 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -216.0 MB). Free memory was 1.5 GB in the beginning and 995.4 MB in the end (delta: 468.7 MB). Peak memory consumption was 252.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 9]: Timeout (TraceAbstraction) Unable to prove that procedure postcondition always holds (line 9). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 92 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 280.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 5 SolverSat, 3 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/Power1-Safe.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-32-12-170.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Power1-Safe.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-32-12-170.csv Completed graceful shutdown