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/20170304-DifficultPathPrograms/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:10:21,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:10:21,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:10:21,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:10:21,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:10:21,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:10:21,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:10:21,061 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:10:21,062 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:10:21,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:10:21,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:10:21,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:10:21,065 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:10:21,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:10:21,068 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:10:21,068 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:10:21,069 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:10:21,071 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:10:21,075 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:10:21,077 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:10:21,081 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:10:21,082 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:10:21,087 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:10:21,087 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:10:21,087 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:10:21,091 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:10:21,093 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:10:21,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:10:21,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:10:21,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:10:21,098 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:10:21,101 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:10:21,102 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:10:21,102 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:10:21,103 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:10:21,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:10:21,104 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 14:10:21,119 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:10:21,119 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:10:21,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:10:21,123 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:10:21,123 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:10:21,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:10:21,124 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:10:21,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:10:21,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:10:21,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:10:21,195 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:10:21,196 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:10:21,197 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl [2018-07-25 14:10:21,197 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl' [2018-07-25 14:10:21,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:10:21,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:10:21,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:10:21,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:10:21,299 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:10:21,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:10:21,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:10:21,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:10:21,346 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:10:21,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/1) ... [2018-07-25 14:10:21,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:10:21,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:10:21,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:10:21,379 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:10:21,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (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 14:10:21,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:10:21,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:10:22,426 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:10:22,426 INFO L202 PluginConnector]: Adding new model pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:10:22 BoogieIcfgContainer [2018-07-25 14:10:22,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:10:22,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:10:22,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:10:22,431 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:10:22,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:10:21" (1/2) ... [2018-07-25 14:10:22,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fff8f8 and model type pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:10:22, skipping insertion in model container [2018-07-25 14:10:22,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:10:22" (2/2) ... [2018-07-25 14:10:22,434 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl [2018-07-25 14:10:22,444 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:10:22,455 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:10:22,494 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:10:22,495 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:10:22,495 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:10:22,495 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:10:22,495 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:10:22,496 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:10:22,496 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:10:22,496 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:10:22,496 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:10:22,510 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:10:22,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:10:22,518 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:10:22,519 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:10:22,520 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:10:22,525 INFO L82 PathProgramCache]: Analyzing trace with hash 987398, 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 14:10:22,548 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:10:23,039 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-07-25 14:10:23,264 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-07-25 14:10:23,315 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:10:23,315 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:10:23,320 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:10:23,327 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:10:23,328 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:10:23,331 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:10:23,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:10:23,424 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:10:23,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:10:23,427 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:10:23,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:10:23,439 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:10:23,440 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:10:23,445 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:10:23,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:10:23,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:10:23,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:10:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:10:23,488 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:10:23,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:10:23,488 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:10:23,489 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:10:23,489 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:10:23,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:10:23,490 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:10:23,490 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:10:23,490 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:10:23,490 INFO L82 PathProgramCache]: Analyzing trace with hash 948966809, 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 14:10:23,501 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:10:23,723 WARN L169 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-07-25 14:10:24,288 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 14:10:24,560 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2018-07-25 14:10:24,800 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 114 [2018-07-25 14:10:25,184 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 202 [2018-07-25 14:10:25,598 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2018-07-25 14:10:26,596 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 230 [2018-07-25 14:10:27,340 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 281 [2018-07-25 14:10:28,092 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-07-25 14:10:30,466 WARN L169 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 331 [2018-07-25 14:10:33,113 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 361 [2018-07-25 14:10:34,494 WARN L169 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 14:10:39,859 WARN L169 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 435 [2018-07-25 14:10:45,413 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 446 DAG size of output: 443 [2018-07-25 14:10:47,535 WARN L169 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-07-25 14:10:57,763 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-07-25 14:10:58,764 WARN L169 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 14:11:00,921 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 538 DAG size of output: 538 [2018-07-25 14:11:15,825 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 523 [2018-07-25 14:11:17,520 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-07-25 14:11:19,857 WARN L169 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2018-07-25 14:11:44,371 WARN L169 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-25 14:11:46,239 WARN L169 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-07-25 14:11:50,095 WARN L169 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 641 DAG size of output: 641 [2018-07-25 14:12:28,539 WARN L169 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 604 [2018-07-25 14:12:31,402 WARN L169 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2018-07-25 14:12:35,984 WARN L169 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 741 [2018-07-25 14:13:32,005 WARN L169 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2018-07-25 14:13:34,931 WARN L169 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2018-07-25 14:13:42,633 WARN L169 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 745 DAG size of output: 745 Received shutdown request... [2018-07-25 14:15:06,618 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:15:06,619 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:15:06,625 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:15:06,626 INFO L202 PluginConnector]: Adding new model pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:15:06 BoogieIcfgContainer [2018-07-25 14:15:06,626 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:15:06,627 INFO L168 Benchmark]: Toolchain (without parser) took 285329.51 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -37.2 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 449.8 MB). Peak memory consumption was 412.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:15:06,628 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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 14:15:06,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.49 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 14:15:06,629 INFO L168 Benchmark]: Boogie Preprocessor took 32.92 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 14:15:06,629 INFO L168 Benchmark]: RCFGBuilder took 1047.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:15:06,630 INFO L168 Benchmark]: TraceAbstraction took 284198.30 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -37.2 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 407.5 MB). Peak memory consumption was 370.2 MB. Max. memory is 7.1 GB. [2018-07-25 14:15:06,634 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 0.19 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 46.49 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 32.92 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 1047.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 284198.30 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -37.2 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 407.5 MB). Peak memory consumption was 370.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 304]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 304). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 45 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 16 locations, 1 error locations. TIMEOUT Result, 284.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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: 0.6s 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/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-15-06-647.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr.3.ufo.BOUNDED-6.pals.c_13.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-15-06-647.csv Completed graceful shutdown