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.5.1.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:05:04,490 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:05:04,492 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:05:04,504 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:05:04,505 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:05:04,506 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:05:04,507 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:05:04,509 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:05:04,511 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:05:04,511 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:05:04,512 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:05:04,513 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:05:04,513 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:05:04,514 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:05:04,515 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:05:04,519 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:05:04,520 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:05:04,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:05:04,525 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:05:04,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:05:04,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:05:04,531 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:05:04,535 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:05:04,535 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:05:04,538 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:05:04,539 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:05:04,540 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:05:04,541 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:05:04,542 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:05:04,543 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:05:04,545 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:05:04,546 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:05:04,546 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:05:04,546 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:05:04,548 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:05:04,549 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:05:04,551 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 16:05:04,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:05:04,562 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:05:04,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:05:04,567 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:05:04,567 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:05:04,567 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:05:04,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:05:04,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:05:04,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:05:04,650 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:05:04,650 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:05:04,651 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-07-23 16:05:04,651 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl' [2018-07-23 16:05:04,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:05:04,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:05:04,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:05:04,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:05:04,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:05:04,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/1) ... [2018-07-23 16:05:04,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:05:04,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:05:04,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:05:04,869 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:05:04,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (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 16:05:04,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:05:04,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:05:06,053 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:05:06,054 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:05:06 BoogieIcfgContainer [2018-07-23 16:05:06,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:05:06,056 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:05:06,056 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:05:06,060 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:05:06,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:04" (1/2) ... [2018-07-23 16:05:06,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3961e149 and model type pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:05:06, skipping insertion in model container [2018-07-23 16:05:06,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:05:06" (2/2) ... [2018-07-23 16:05:06,064 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-07-23 16:05:06,074 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:05:06,084 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:05:06,133 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:05:06,134 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:05:06,134 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:05:06,134 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:05:06,135 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:05:06,135 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:05:06,135 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:05:06,135 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:05:06,135 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:05:06,150 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:05:06,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:05:06,159 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:05:06,160 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:05:06,160 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:05:06,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1001172, now seen corresponding path program 1 times [2018-07-23 16:05:06,172 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:05:06,853 WARN L169 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-07-23 16:05:07,320 WARN L169 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-23 16:05:07,371 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:05:07,372 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 16:05:07,377 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:05:07,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:05:07,384 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:05:07,387 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 16:05:07,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:05:07,520 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:05:07,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:05:07,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-23 16:05:07,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:05:07,534 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:05:07,534 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:05:07,538 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:05:07,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:05:07,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:05:07,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:05:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:05:07,578 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:05:07,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:05:07,579 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:05:07,579 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:05:07,579 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:05:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:05:07,580 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:05:07,580 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:05:07,581 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:05:07,581 INFO L82 PathProgramCache]: Analyzing trace with hash 962207787, now seen corresponding path program 1 times [2018-07-23 16:05:07,581 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:05:07,829 WARN L169 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2018-07-23 16:05:08,077 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-23 16:05:08,288 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-23 16:05:08,501 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-07-23 16:05:08,855 WARN L169 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 139 [2018-07-23 16:05:09,241 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 251 [2018-07-23 16:05:09,811 WARN L169 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-07-23 16:05:11,192 WARN L169 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2018-07-23 16:05:12,011 WARN L169 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 343 [2018-07-23 16:05:13,208 WARN L169 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-07-23 16:05:16,005 WARN L169 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 427 [2018-07-23 16:05:19,091 WARN L169 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 436 [2018-07-23 16:05:20,155 WARN L169 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-07-23 16:05:21,908 WARN L169 SmtUtils]: Spent 817.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-07-23 16:05:25,936 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-07-23 16:05:26,912 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-07-23 16:05:29,787 WARN L169 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 579 DAG size of output: 579 [2018-07-23 16:05:37,411 WARN L169 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 529 [2018-07-23 16:05:39,785 WARN L169 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-07-23 16:05:43,334 WARN L169 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 727 [2018-07-23 16:05:55,417 WARN L169 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-07-23 16:05:58,021 WARN L169 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-23 16:06:03,674 WARN L169 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 730 DAG size of output: 730 [2018-07-23 16:06:23,749 WARN L169 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 623 DAG size of output: 621 [2018-07-23 16:06:28,724 WARN L169 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2018-07-23 16:06:37,185 WARN L169 SmtUtils]: Spent 4.75 s on a formula simplification that was a NOOP. DAG size: 878 [2018-07-23 16:07:26,748 WARN L169 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-07-23 16:07:30,979 WARN L169 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2018-07-23 16:07:45,456 WARN L169 SmtUtils]: Spent 9.56 s on a formula simplification. DAG size of input: 882 DAG size of output: 882 [2018-07-23 16:08:46,920 WARN L169 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 717 DAG size of output: 715 [2018-07-23 16:08:54,741 WARN L169 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-07-23 16:09:11,456 WARN L169 SmtUtils]: Spent 8.73 s on a formula simplification that was a NOOP. DAG size: 1030 Received shutdown request... [2018-07-23 16:09:53,302 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:09:53,309 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:09:53,310 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:09:53 BoogieIcfgContainer [2018-07-23 16:09:53,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:09:53,311 INFO L168 Benchmark]: Toolchain (without parser) took 288537.81 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 107.0 MB). Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -124.5 MB). Peak memory consumption was 701.6 MB. Max. memory is 7.1 GB. [2018-07-23 16:09:53,313 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 16:09:53,313 INFO L168 Benchmark]: Boogie Preprocessor took 92.53 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 16:09:53,314 INFO L168 Benchmark]: RCFGBuilder took 1186.32 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-23 16:09:53,316 INFO L168 Benchmark]: TraceAbstraction took 287253.73 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 107.0 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -187.9 MB). Peak memory consumption was 638.2 MB. Max. memory is 7.1 GB. [2018-07-23 16:09:53,323 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 92.53 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 1186.32 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 287253.73 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 107.0 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -187.9 MB). Peak memory consumption was 638.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 467]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 467). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 42 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 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, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s 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: 1.1s 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.5.1.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-09-53-338.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-09-53-338.csv Completed graceful shutdown