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/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:24:13,267 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:24:13,269 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:24:13,280 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:24:13,281 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:24:13,282 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:24:13,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:24:13,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:24:13,286 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:24:13,287 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:24:13,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:24:13,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:24:13,289 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:24:13,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:24:13,291 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:24:13,292 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:24:13,293 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:24:13,295 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:24:13,297 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:24:13,298 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:24:13,300 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:24:13,301 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:24:13,303 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:24:13,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:24:13,304 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:24:13,305 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:24:13,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:24:13,306 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:24:13,307 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:24:13,309 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:24:13,309 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:24:13,310 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:24:13,310 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:24:13,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:24:13,311 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:24:13,312 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:24:13,312 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 14:24:13,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:24:13,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:24:13,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:24:13,325 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:24:13,325 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:24:13,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:13,325 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:24:13,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:24:13,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:24:13,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:24:13,402 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:24:13,403 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:24:13,404 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-07-25 14:24:13,404 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-07-25 14:24:13,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:24:13,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:24:13,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:24:13,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:24:13,451 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:24:13,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,487 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:24:13,488 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:24:13,488 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:24:13,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:24:13,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:24:13,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:24:13,491 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:24:13,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,504 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/1) ... [2018-07-25 14:24:13,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:24:13,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:24:13,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:24:13,515 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:24:13,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (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 14:24:13,584 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:24:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:24:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:24:13,731 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:24:13,732 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:24:13 BoogieIcfgContainer [2018-07-25 14:24:13,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:24:13,733 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:24:13,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:24:13,736 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:24:13,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:13" (1/2) ... [2018-07-25 14:24:13,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3af0fe73 and model type LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:24:13, skipping insertion in model container [2018-07-25 14:24:13,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:24:13" (2/2) ... [2018-07-25 14:24:13,740 INFO L112 eAbstractionObserver]: Analyzing ICFG LuxembourgOctopus.bpl [2018-07-25 14:24:13,750 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:24:13,759 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:24:13,806 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:24:13,807 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:24:13,807 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:24:13,807 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:24:13,808 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:24:13,808 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:24:13,808 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:24:13,808 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:24:13,808 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:24:13,823 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:24:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:24:13,832 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:24:13,833 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:24:13,834 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:24:13,840 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, 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 14:24:13,869 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:24:14,162 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:24:14,162 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:24:14,166 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:24:14,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:24:14,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:24:14,174 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:24:14,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:24:14,251 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-07-25 14:24:14,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:24:14,254 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:24:14,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:24:14,265 INFO L225 Difference]: With dead ends: 11 [2018-07-25 14:24:14,265 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:24:14,268 INFO L574 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 [2018-07-25 14:24:14,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:24:14,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:24:14,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:24:14,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:24:14,299 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:24:14,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:24:14,299 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:24:14,300 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:24:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:24:14,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:24:14,300 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:24:14,300 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:24:14,301 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:24:14,301 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, 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 14:24:14,310 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:24:15,769 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-07-25 14:24:19,172 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-07-25 14:24:19,859 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-07-25 14:24:20,232 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-25 14:24:20,681 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-25 14:24:21,167 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-25 14:24:21,619 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-25 14:24:22,281 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-07-25 14:24:22,910 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-07-25 14:24:23,466 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-07-25 14:24:24,105 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-25 14:24:24,746 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-25 14:24:25,434 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-07-25 14:24:26,296 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-07-25 14:24:27,109 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-07-25 14:24:28,097 WARN L169 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 14:24:28,962 WARN L169 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-25 14:24:29,992 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2018-07-25 14:24:31,588 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-25 14:24:33,859 WARN L169 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-07-25 14:24:35,091 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-07-25 14:24:36,266 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-25 14:24:37,419 WARN L169 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2018-07-25 14:24:38,752 WARN L169 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-25 14:24:40,066 WARN L169 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-07-25 14:24:41,478 WARN L169 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-07-25 14:24:42,943 WARN L169 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-07-25 14:24:44,437 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-25 14:24:46,034 WARN L169 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-07-25 14:24:47,634 WARN L169 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 305 [2018-07-25 14:24:49,429 WARN L169 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-25 14:24:51,207 WARN L169 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 14:24:53,065 WARN L169 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-25 14:24:54,987 WARN L169 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-25 14:24:57,019 WARN L169 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 340 [2018-07-25 14:24:59,244 WARN L169 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 14:25:01,518 WARN L169 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-25 14:25:03,804 WARN L169 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2018-07-25 14:25:06,165 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 368 [2018-07-25 14:25:08,721 WARN L169 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 14:25:11,203 WARN L169 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-25 14:25:13,947 WARN L169 SmtUtils]: Spent 546.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-25 14:25:16,614 WARN L169 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-07-25 14:25:19,495 WARN L169 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-07-25 14:25:22,431 WARN L169 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-07-25 14:25:25,577 WARN L169 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-07-25 14:25:28,673 WARN L169 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2018-07-25 14:25:31,929 WARN L169 SmtUtils]: Spent 596.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 14:25:35,296 WARN L169 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-25 14:25:38,792 WARN L169 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2018-07-25 14:25:42,395 WARN L169 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-07-25 14:25:46,082 WARN L169 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 14:25:49,984 WARN L169 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2018-07-25 14:25:53,846 WARN L169 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2018-07-25 14:25:57,943 WARN L169 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-07-25 14:26:02,221 WARN L169 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-07-25 14:26:06,539 WARN L169 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-07-25 14:26:10,962 WARN L169 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-07-25 14:26:15,490 WARN L169 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-07-25 14:26:20,201 WARN L169 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-07-25 14:26:25,049 WARN L169 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-25 14:26:29,969 WARN L169 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-25 14:26:34,991 WARN L169 SmtUtils]: Spent 833.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-07-25 14:26:40,164 WARN L169 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-07-25 14:26:45,543 WARN L169 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2018-07-25 14:26:51,107 WARN L169 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2018-07-25 14:26:56,782 WARN L169 SmtUtils]: Spent 942.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2018-07-25 14:27:02,587 WARN L169 SmtUtils]: Spent 933.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2018-07-25 14:27:08,606 WARN L169 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2018-07-25 14:27:14,929 WARN L169 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2018-07-25 14:27:21,207 WARN L169 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2018-07-25 14:27:27,658 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 599 [2018-07-25 14:27:34,222 WARN L169 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 606 [2018-07-25 14:27:41,067 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 613 [2018-07-25 14:27:48,085 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 620 [2018-07-25 14:27:55,234 WARN L169 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 627 [2018-07-25 14:28:02,623 WARN L169 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 634 [2018-07-25 14:28:10,092 WARN L169 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 641 [2018-07-25 14:28:17,723 WARN L169 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 648 [2018-07-25 14:28:25,509 WARN L169 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 655 [2018-07-25 14:28:33,533 WARN L169 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 662 [2018-07-25 14:28:41,824 WARN L169 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 669 [2018-07-25 14:28:50,178 WARN L169 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 676 Received shutdown request... [2018-07-25 14:28:54,135 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:28:54,135 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:28:54,141 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:28:54,141 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:28:54 BoogieIcfgContainer [2018-07-25 14:28:54,141 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:28:54,142 INFO L168 Benchmark]: Toolchain (without parser) took 280693.00 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -328.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 345.2 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2018-07-25 14:28:54,143 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. [2018-07-25 14:28:54,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.15 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. [2018-07-25 14:28:54,144 INFO L168 Benchmark]: Boogie Preprocessor took 24.18 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. [2018-07-25 14:28:54,145 INFO L168 Benchmark]: RCFGBuilder took 216.97 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 14:28:54,146 INFO L168 Benchmark]: TraceAbstraction took 280408.37 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -328.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 324.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:28:54,149 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 Procedure Inliner took 39.15 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. * Boogie Preprocessor took 24.18 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. * RCFGBuilder took 216.97 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 280408.37 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -328.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 324.1 MB). There was no memory consumed. 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, 280.3s 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: 0.2s 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/LuxembourgOctopus.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-28-54-160.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-28-54-160.csv Completed graceful shutdown