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.4.2.ufo.BOUNDED-8.pals.c_10.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:04:19,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:04:19,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:04:19,061 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:04:19,061 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:04:19,062 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:04:19,063 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:04:19,065 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:04:19,067 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:04:19,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:04:19,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:04:19,069 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:04:19,070 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:04:19,070 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:04:19,072 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:04:19,073 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:04:19,073 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:04:19,075 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:04:19,077 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:04:19,079 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:04:19,080 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:04:19,081 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:04:19,084 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:04:19,084 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:04:19,084 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:04:19,085 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:04:19,086 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:04:19,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:04:19,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:04:19,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:04:19,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:04:19,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:04:19,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:04:19,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:04:19,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:04:19,092 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:04:19,092 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 16:04:19,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:04:19,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:04:19,107 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:04:19,107 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:04:19,107 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:04:19,107 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:04:19,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:04:19,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:04:19,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:04:19,176 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:04:19,177 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:04:19,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-23 16:04:19,178 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl' [2018-07-23 16:04:19,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:04:19,284 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:04:19,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:04:19,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:04:19,286 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:04:19,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/1) ... [2018-07-23 16:04:19,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:04:19,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:04:19,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:04:19,344 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:04:19,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (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 16:04:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:04:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:04:20,492 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:04:20,493 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:04:20 BoogieIcfgContainer [2018-07-23 16:04:20,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:04:20,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:04:20,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:04:20,498 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:04:20,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:04:19" (1/2) ... [2018-07-23 16:04:20,500 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9e21e0 and model type pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:04:20, skipping insertion in model container [2018-07-23 16:04:20,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:04:20" (2/2) ... [2018-07-23 16:04:20,502 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl [2018-07-23 16:04:20,511 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:04:20,518 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:04:20,562 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:04:20,563 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:04:20,563 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:04:20,563 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:04:20,564 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:04:20,564 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:04:20,564 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:04:20,564 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:04:20,564 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:04:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:04:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:04:20,587 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:04:20,588 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:04:20,589 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:04:20,593 INFO L82 PathProgramCache]: Analyzing trace with hash 990345, now seen corresponding path program 1 times [2018-07-23 16:04:20,598 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:04:21,191 WARN L169 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-23 16:04:21,619 WARN L169 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-23 16:04:21,667 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:04:21,667 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 16:04:21,671 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:04:21,676 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:04:21,677 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:04:21,680 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 16:04:21,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:04:21,771 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:04:21,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:04:21,773 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-23 16:04:21,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:04:21,784 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:04:21,785 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:04:21,788 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:04:21,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:04:21,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:04:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:04:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:04:21,824 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:04:21,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:04:21,824 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:04:21,824 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:04:21,825 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:04:21,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:04:21,825 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:04:21,825 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:04:21,826 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:04:21,826 INFO L82 PathProgramCache]: Analyzing trace with hash 951799901, now seen corresponding path program 1 times [2018-07-23 16:04:21,826 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:04:22,024 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-23 16:04:22,203 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-23 16:04:22,546 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-23 16:04:23,251 WARN L169 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2018-07-23 16:04:23,583 WARN L169 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 214 [2018-07-23 16:04:24,095 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-23 16:04:25,226 WARN L169 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2018-07-23 16:04:26,067 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 294 [2018-07-23 16:04:27,151 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 358 [2018-07-23 16:04:28,686 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2018-07-23 16:04:29,096 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-23 16:04:30,272 WARN L169 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 362 [2018-07-23 16:04:32,635 WARN L169 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 374 [2018-07-23 16:04:33,403 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-23 16:04:34,707 WARN L169 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 485 [2018-07-23 16:04:38,305 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-23 16:04:39,110 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-23 16:04:41,119 WARN L169 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2018-07-23 16:04:47,353 WARN L169 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 453 [2018-07-23 16:04:48,932 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-23 16:04:51,209 WARN L169 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 611 [2018-07-23 16:05:01,437 WARN L169 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-23 16:05:02,851 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-23 16:05:07,233 WARN L169 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2018-07-23 16:05:24,926 WARN L169 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 534 [2018-07-23 16:05:28,415 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-07-23 16:05:33,091 WARN L169 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 738 [2018-07-23 16:05:59,676 WARN L169 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2018-07-23 16:06:02,884 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-07-23 16:06:11,556 WARN L169 SmtUtils]: Spent 5.11 s on a formula simplification. DAG size of input: 742 DAG size of output: 742 [2018-07-23 16:06:57,345 WARN L169 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 614 [2018-07-23 16:07:02,963 WARN L169 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2018-07-23 16:07:11,682 WARN L169 SmtUtils]: Spent 4.42 s on a formula simplification that was a NOOP. DAG size: 865 [2018-07-23 16:08:20,604 WARN L169 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-07-23 16:08:25,659 WARN L169 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2018-07-23 16:08:41,763 WARN L169 SmtUtils]: Spent 9.92 s on a formula simplification. DAG size of input: 868 DAG size of output: 868 Received shutdown request... [2018-07-23 16:09:07,694 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:09:07,701 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:09:07,702 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:09:07 BoogieIcfgContainer [2018-07-23 16:09:07,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:09:07,703 INFO L168 Benchmark]: Toolchain (without parser) took 288419.83 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 1.3 GB in the end (delta: 177.0 MB). Peak memory consumption was 217.3 MB. Max. memory is 7.1 GB. [2018-07-23 16:09:07,706 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 16:09:07,706 INFO L168 Benchmark]: Boogie Preprocessor took 57.92 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. [2018-07-23 16:09:07,707 INFO L168 Benchmark]: RCFGBuilder took 1149.32 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-07-23 16:09:07,708 INFO L168 Benchmark]: TraceAbstraction took 287207.49 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 1.3 GB in the end (delta: 124.1 MB). Peak memory consumption was 164.5 MB. Max. memory is 7.1 GB. [2018-07-23 16:09:07,713 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 0.20 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 57.92 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 1149.32 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 287207.49 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 1.3 GB in the end (delta: 124.1 MB). Peak memory consumption was 164.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 388]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 388). 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, 17 locations, 1 error locations. TIMEOUT Result, 287.1s 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, 0.9s 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: 1.0s 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.4.2.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-09-07-731.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c_10.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-09-07-731.csv Completed graceful shutdown