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/tooDifficultLoopInvariant/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:22:40,045 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:22:40,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:22:40,063 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:22:40,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:22:40,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:22:40,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:22:40,067 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:22:40,069 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:22:40,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:22:40,070 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:22:40,071 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:22:40,072 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:22:40,072 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:22:40,074 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:22:40,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:22:40,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:22:40,077 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:22:40,079 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:22:40,081 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:22:40,082 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:22:40,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:22:40,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:22:40,086 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:22:40,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:22:40,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:22:40,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:22:40,089 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:22:40,090 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:22:40,091 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:22:40,092 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:22:40,092 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:22:40,092 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:22:40,093 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:22:40,094 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:22:40,094 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:22:40,095 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 16:22:40,103 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:22:40,103 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:22:40,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:22:40,105 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:22:40,105 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:22:40,105 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:22:40,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:22:40,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:22:40,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:22:40,205 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:22:40,206 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:22:40,206 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-07-23 16:22:40,207 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-07-23 16:22:40,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:22:40,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:22:40,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:22:40,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:22:40,256 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:22:40,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/1) ... [2018-07-23 16:22:40,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:22:40,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:22:40,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:22:40,310 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:22:40,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (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 16:22:40,389 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-23 16:22:40,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-23 16:22:40,389 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-23 16:22:40,606 INFO L258 CfgBuilder]: Using library mode [2018-07-23 16:22:40,607 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:22:40 BoogieIcfgContainer [2018-07-23 16:22:40,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:22:40,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:22:40,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:22:40,612 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:22:40,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:22:40" (1/2) ... [2018-07-23 16:22:40,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2701b9e1 and model type LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:22:40, skipping insertion in model container [2018-07-23 16:22:40,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:22:40" (2/2) ... [2018-07-23 16:22:40,616 INFO L112 eAbstractionObserver]: Analyzing ICFG LuxembourgOctopus.bpl [2018-07-23 16:22:40,625 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:22:40,633 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:22:40,677 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:22:40,678 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:22:40,678 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:22:40,678 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:22:40,678 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:22:40,678 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:22:40,679 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:22:40,679 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:22:40,679 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:22:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:22:40,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 16:22:40,707 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:22:40,716 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 16:22:40,717 INFO L414 AbstractCegarLoop]: === Iteration 1 === [mainErr0AssertViolationASSERT]=== [2018-07-23 16:22:40,728 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, now seen corresponding path program 1 times [2018-07-23 16:22:40,735 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:22:40,960 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-07-23 16:22:41,078 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:22:41,079 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:22:41,083 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:22:41,089 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:22:41,090 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:22:41,093 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 16:22:41,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:22:41,192 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-07-23 16:22:41,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:22:41,194 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-23 16:22:41,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:22:41,206 INFO L225 Difference]: With dead ends: 11 [2018-07-23 16:22:41,207 INFO L226 Difference]: Without dead ends: 5 [2018-07-23 16:22:41,210 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:22:41,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-23 16:22:41,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-23 16:22:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-23 16:22:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-23 16:22:41,249 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-23 16:22:41,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:22:41,249 INFO L471 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-23 16:22:41,250 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:22:41,250 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-23 16:22:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:22:41,250 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:22:41,250 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:22:41,251 INFO L414 AbstractCegarLoop]: === Iteration 2 === [mainErr0AssertViolationASSERT]=== [2018-07-23 16:22:41,251 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, now seen corresponding path program 1 times [2018-07-23 16:22:41,251 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:22:42,155 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-07-23 16:22:45,249 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-07-23 16:22:46,120 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-07-23 16:22:46,868 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-23 16:22:47,279 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-23 16:22:47,726 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-23 16:22:48,243 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-23 16:22:48,677 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-23 16:22:49,324 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-07-23 16:22:49,886 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-07-23 16:22:50,577 WARN L169 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-07-23 16:22:51,203 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-23 16:22:51,827 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-23 16:22:52,506 WARN L169 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-07-23 16:22:53,374 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-07-23 16:22:54,172 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-07-23 16:22:54,983 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-23 16:22:55,887 WARN L169 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-23 16:22:56,896 WARN L169 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2018-07-23 16:22:58,473 WARN L169 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-23 16:23:00,722 WARN L169 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-07-23 16:23:01,887 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-07-23 16:23:03,043 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-23 16:23:04,250 WARN L169 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2018-07-23 16:23:05,522 WARN L169 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-23 16:23:06,940 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-07-23 16:23:08,336 WARN L169 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-07-23 16:23:09,779 WARN L169 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-07-23 16:23:11,283 WARN L169 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-23 16:23:12,884 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-07-23 16:23:14,503 WARN L169 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 305 [2018-07-23 16:23:16,270 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-23 16:23:18,009 WARN L169 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-23 16:23:19,917 WARN L169 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-23 16:23:21,896 WARN L169 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-23 16:23:23,876 WARN L169 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2018-07-23 16:23:26,034 WARN L169 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-23 16:23:28,223 WARN L169 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-23 16:23:30,416 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2018-07-23 16:23:32,935 WARN L169 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 368 [2018-07-23 16:23:35,344 WARN L169 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-23 16:23:37,831 WARN L169 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-23 16:23:40,384 WARN L169 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-23 16:23:43,113 WARN L169 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-07-23 16:23:45,880 WARN L169 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-07-23 16:23:48,927 WARN L169 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-07-23 16:23:51,937 WARN L169 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-07-23 16:23:55,046 WARN L169 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2018-07-23 16:23:58,193 WARN L169 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-23 16:24:01,481 WARN L169 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-23 16:24:04,829 WARN L169 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2018-07-23 16:24:08,310 WARN L169 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-07-23 16:24:11,920 WARN L169 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-23 16:24:15,648 WARN L169 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2018-07-23 16:24:19,430 WARN L169 SmtUtils]: Spent 659.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-07-23 16:24:23,338 WARN L169 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-07-23 16:24:27,415 WARN L169 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-07-23 16:24:31,529 WARN L169 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-07-23 16:24:35,809 WARN L169 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-07-23 16:24:40,333 WARN L169 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-07-23 16:24:44,850 WARN L169 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-07-23 16:24:49,482 WARN L169 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-23 16:24:54,268 WARN L169 SmtUtils]: Spent 790.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-23 16:24:59,169 WARN L169 SmtUtils]: Spent 832.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-07-23 16:25:04,269 WARN L169 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-07-23 16:25:09,452 WARN L169 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2018-07-23 16:25:14,784 WARN L169 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2018-07-23 16:25:20,306 WARN L169 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2018-07-23 16:25:25,891 WARN L169 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2018-07-23 16:25:31,639 WARN L169 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2018-07-23 16:25:37,692 WARN L169 SmtUtils]: Spent 928.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2018-07-23 16:25:43,733 WARN L169 SmtUtils]: Spent 954.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2018-07-23 16:25:49,929 WARN L169 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 599 [2018-07-23 16:25:56,252 WARN L169 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2018-07-23 16:26:02,761 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 613 [2018-07-23 16:26:09,442 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 620 [2018-07-23 16:26:16,425 WARN L169 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 627 [2018-07-23 16:26:23,437 WARN L169 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 634 [2018-07-23 16:26:30,655 WARN L169 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 641 [2018-07-23 16:26:38,048 WARN L169 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 648 [2018-07-23 16:26:45,525 WARN L169 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 655 [2018-07-23 16:26:53,260 WARN L169 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 662 [2018-07-23 16:27:01,126 WARN L169 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 669 [2018-07-23 16:27:09,194 WARN L169 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 676 [2018-07-23 16:27:17,543 WARN L169 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 683 Received shutdown request... [2018-07-23 16:27:21,260 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:27:21,264 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:27:21,264 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:27:21 BoogieIcfgContainer [2018-07-23 16:27:21,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:27:21,265 INFO L168 Benchmark]: Toolchain (without parser) took 281011.63 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -292.6 MB). Free memory was 1.5 GB in the beginning and 959.9 MB in the end (delta: 523.7 MB). Peak memory consumption was 231.2 MB. Max. memory is 7.1 GB. [2018-07-23 16:27:21,267 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 16:27:21,267 INFO L168 Benchmark]: Boogie Preprocessor took 53.15 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 16:27:21,268 INFO L168 Benchmark]: RCFGBuilder took 297.32 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 16:27:21,268 INFO L168 Benchmark]: TraceAbstraction took 280656.54 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -292.6 MB). Free memory was 1.5 GB in the beginning and 959.9 MB in the end (delta: 502.6 MB). Peak memory consumption was 210.0 MB. Max. memory is 7.1 GB. [2018-07-23 16:27:21,272 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.15 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 297.32 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 280656.54 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -292.6 MB). Free memory was 1.5 GB in the beginning and 959.9 MB in the end (delta: 502.6 MB). Peak memory consumption was 210.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 25]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 25). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 280.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 9 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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/LuxembourgOctopus.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-27-21-283.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-27-21-283.csv Completed graceful shutdown