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/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:02:48,108 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:02:48,110 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:02:48,128 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:02:48,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:02:48,130 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:02:48,132 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:02:48,135 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:02:48,138 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:02:48,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:02:48,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:02:48,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:02:48,143 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:02:48,146 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:02:48,147 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:02:48,148 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:02:48,157 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:02:48,162 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:02:48,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:02:48,165 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:02:48,166 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:02:48,168 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:02:48,170 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:02:48,170 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:02:48,170 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:02:48,171 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:02:48,172 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:02:48,173 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:02:48,173 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:02:48,175 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:02:48,175 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:02:48,176 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:02:48,176 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:02:48,176 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:02:48,177 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:02:48,178 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:02:48,178 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 16:02:48,191 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:02:48,191 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:02:48,193 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:02:48,193 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:02:48,193 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:02:48,193 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:02:48,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:02:48,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:02:48,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:02:48,272 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:02:48,273 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:02:48,273 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-23 16:02:48,274 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl' [2018-07-23 16:02:48,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:02:48,351 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:02:48,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:02:48,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:02:48,352 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:02:48,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/1) ... [2018-07-23 16:02:48,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:02:48,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:02:48,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:02:48,431 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:02:48,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (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 16:02:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:02:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:02:49,351 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:02:49,352 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:02:49 BoogieIcfgContainer [2018-07-23 16:02:49,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:02:49,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:02:49,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:02:49,357 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:02:49,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:02:48" (1/2) ... [2018-07-23 16:02:49,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2808d24b and model type pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:02:49, skipping insertion in model container [2018-07-23 16:02:49,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:02:49" (2/2) ... [2018-07-23 16:02:49,360 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl [2018-07-23 16:02:49,370 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:02:49,381 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:02:49,428 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:02:49,429 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:02:49,429 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:02:49,430 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:02:49,430 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:02:49,430 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:02:49,430 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:02:49,430 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:02:49,430 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:02:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:02:49,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:02:49,454 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:02:49,455 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:02:49,455 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:02:49,461 INFO L82 PathProgramCache]: Analyzing trace with hash 979518, now seen corresponding path program 1 times [2018-07-23 16:02:49,467 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:02:50,002 WARN L169 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-07-23 16:02:50,266 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-07-23 16:02:50,302 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:02:50,303 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 16:02:50,308 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:02:50,315 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:02:50,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:02:50,318 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 16:02:50,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:02:50,406 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:02:50,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:02:50,408 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-23 16:02:50,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:02:50,423 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:02:50,423 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:02:50,427 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:02:50,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:02:50,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:02:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:02:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:02:50,465 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:02:50,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:02:50,467 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:02:50,467 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:02:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:02:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:02:50,468 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:02:50,468 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:02:50,469 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:02:50,469 INFO L82 PathProgramCache]: Analyzing trace with hash 941392015, now seen corresponding path program 1 times [2018-07-23 16:02:50,469 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:02:50,743 WARN L169 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-07-23 16:02:51,242 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-23 16:02:51,677 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2018-07-23 16:02:52,048 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2018-07-23 16:02:52,444 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-23 16:02:53,518 WARN L169 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 206 [2018-07-23 16:02:54,181 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 246 [2018-07-23 16:02:55,029 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-23 16:02:56,383 WARN L169 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2018-07-23 16:02:57,300 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 303 [2018-07-23 16:02:59,198 WARN L169 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 312 [2018-07-23 16:03:01,024 WARN L169 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2018-07-23 16:03:04,139 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-07-23 16:03:04,731 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-23 16:03:06,236 WARN L169 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 405 [2018-07-23 16:03:11,222 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 380 [2018-07-23 16:03:12,114 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-07-23 16:03:13,959 WARN L169 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2018-07-23 16:03:22,294 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-23 16:03:23,239 WARN L169 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2018-07-23 16:03:25,822 WARN L169 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2018-07-23 16:03:40,317 WARN L169 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 446 [2018-07-23 16:03:41,971 WARN L169 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-07-23 16:03:45,082 WARN L169 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 604 [2018-07-23 16:04:05,409 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 450 [2018-07-23 16:04:07,500 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-07-23 16:04:12,631 WARN L169 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2018-07-23 16:04:45,354 WARN L169 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2018-07-23 16:04:49,127 WARN L169 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-23 16:04:54,664 WARN L169 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 705 [2018-07-23 16:05:42,446 WARN L169 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-07-23 16:05:46,075 WARN L169 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2018-07-23 16:05:55,114 WARN L169 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 709 DAG size of output: 709 [2018-07-23 16:07:15,580 WARN L169 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2018-07-23 16:07:23,025 WARN L169 SmtUtils]: Spent 910.00 ms on a formula simplification that was a NOOP. DAG size: 582 Received shutdown request... [2018-07-23 16:07:34,504 WARN L177 SmtUtils]: Removed 13 from assertion stack [2018-07-23 16:07:34,506 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:07:34,510 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:07:34,510 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:07:34 BoogieIcfgContainer [2018-07-23 16:07:34,510 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:07:34,511 INFO L168 Benchmark]: Toolchain (without parser) took 286161.74 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 279.5 MB). Peak memory consumption was 632.8 MB. Max. memory is 7.1 GB. [2018-07-23 16:07:34,512 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. [2018-07-23 16:07:34,513 INFO L168 Benchmark]: Boogie Preprocessor took 78.38 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 16:07:34,514 INFO L168 Benchmark]: RCFGBuilder took 921.64 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. [2018-07-23 16:07:34,515 INFO L168 Benchmark]: TraceAbstraction took 285157.01 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 237.3 MB). Peak memory consumption was 590.5 MB. Max. memory is 7.1 GB. [2018-07-23 16:07:34,518 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 Preprocessor took 78.38 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 921.64 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 285157.01 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 40.4 MB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 237.3 MB). Peak memory consumption was 590.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 312]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 312). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 807. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 15 locations, 1 error locations. TIMEOUT Result, 285.0s 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, 0.7s 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: 0.7s 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-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-07-34-529.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c_9.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-07-34-529.csv Completed graceful shutdown