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.5.2.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:05:38,685 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:05:38,687 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:05:38,698 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:05:38,699 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:05:38,700 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:05:38,701 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:05:38,703 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:05:38,705 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:05:38,706 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:05:38,707 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:05:38,707 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:05:38,708 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:05:38,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:05:38,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:05:38,711 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:05:38,712 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:05:38,714 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:05:38,716 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:05:38,717 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:05:38,718 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:05:38,720 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:05:38,722 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:05:38,723 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:05:38,723 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:05:38,724 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:05:38,725 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:05:38,729 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:05:38,730 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:05:38,733 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:05:38,733 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:05:38,734 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:05:38,734 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:05:38,734 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:05:38,737 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:05:38,738 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:05:38,738 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 16:05:38,751 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:05:38,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:05:38,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:05:38,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:05:38,754 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:05:38,754 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:05:38,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:05:38,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:05:38,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:05:38,825 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:05:38,826 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:05:38,826 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl [2018-07-23 16:05:38,827 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl' [2018-07-23 16:05:38,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:05:38,922 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:05:38,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:05:38,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:05:38,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:05:38,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/1) ... [2018-07-23 16:05:38,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:05:38,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:05:38,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:05:38,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:05:38,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (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 16:05:39,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 16:05:39,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 16:05:40,286 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 16:05:40,287 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:05:40 BoogieIcfgContainer [2018-07-23 16:05:40,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:05:40,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:05:40,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:05:40,292 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:05:40,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:05:38" (1/2) ... [2018-07-23 16:05:40,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f06707a and model type pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:05:40, skipping insertion in model container [2018-07-23 16:05:40,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:05:40" (2/2) ... [2018-07-23 16:05:40,296 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl [2018-07-23 16:05:40,306 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:05:40,317 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:05:40,367 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:05:40,368 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:05:40,369 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:05:40,369 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:05:40,369 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:05:40,369 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:05:40,369 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:05:40,370 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:05:40,370 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:05:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 16:05:40,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:05:40,399 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:05:40,401 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:05:40,401 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:05:40,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1001234, now seen corresponding path program 1 times [2018-07-23 16:05:40,415 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:05:41,441 WARN L169 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-23 16:05:41,653 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-07-23 16:05:41,684 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:05:41,684 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 16:05:41,688 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:05:41,693 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:05:41,694 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:05:41,696 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 16:05:41,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:05:41,778 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 16:05:41,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:05:41,780 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-23 16:05:41,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:05:41,791 INFO L225 Difference]: With dead ends: 10 [2018-07-23 16:05:41,792 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 16:05:41,795 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 16:05:41,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 16:05:41,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 16:05:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 16:05:41,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 16:05:41,835 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 16:05:41,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:05:41,836 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 16:05:41,836 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:05:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 16:05:41,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 16:05:41,837 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:05:41,837 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 16:05:41,837 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 16:05:41,838 INFO L82 PathProgramCache]: Analyzing trace with hash 962148267, now seen corresponding path program 1 times [2018-07-23 16:05:41,838 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:05:42,152 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-23 16:05:42,399 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2018-07-23 16:05:42,867 WARN L169 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-23 16:05:43,073 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-23 16:05:43,431 WARN L169 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 136 [2018-07-23 16:05:43,794 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 248 [2018-07-23 16:05:44,392 WARN L169 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-07-23 16:05:45,235 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-07-23 16:05:46,013 WARN L169 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 282 [2018-07-23 16:05:46,905 WARN L169 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 340 [2018-07-23 16:05:47,404 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2018-07-23 16:05:48,276 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2018-07-23 16:05:49,572 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-07-23 16:05:49,985 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-23 16:05:51,215 WARN L169 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 424 [2018-07-23 16:05:54,065 WARN L169 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 433 [2018-07-23 16:05:54,933 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-07-23 16:05:56,393 WARN L169 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2018-07-23 16:06:00,459 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-07-23 16:06:01,358 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-23 16:06:04,050 WARN L169 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 576 DAG size of output: 576 [2018-07-23 16:06:11,627 WARN L169 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 526 [2018-07-23 16:06:13,666 WARN L169 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-23 16:06:17,336 WARN L169 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 724 [2018-07-23 16:06:28,993 WARN L169 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-23 16:06:31,136 WARN L169 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-07-23 16:06:36,430 WARN L169 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 727 DAG size of output: 727 [2018-07-23 16:06:57,840 WARN L169 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 618 [2018-07-23 16:07:01,399 WARN L169 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2018-07-23 16:07:07,737 WARN L169 SmtUtils]: Spent 3.84 s on a formula simplification that was a NOOP. DAG size: 875 [2018-07-23 16:07:45,868 WARN L169 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2018-07-23 16:07:49,164 WARN L169 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2018-07-23 16:07:59,514 WARN L169 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 879 DAG size of output: 879 [2018-07-23 16:08:56,424 WARN L169 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 714 DAG size of output: 712 [2018-07-23 16:09:05,031 WARN L169 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 713 [2018-07-23 16:09:17,537 WARN L169 SmtUtils]: Spent 7.82 s on a formula simplification that was a NOOP. DAG size: 1027 Received shutdown request... [2018-07-23 16:10:26,830 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:10:26,835 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:10:26,835 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:10:26 BoogieIcfgContainer [2018-07-23 16:10:26,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:10:26,837 INFO L168 Benchmark]: Toolchain (without parser) took 287915.87 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 124.8 MB). Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -39.6 MB). Peak memory consumption was 85.1 MB. Max. memory is 7.1 GB. [2018-07-23 16:10:26,838 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 16:10:26,839 INFO L168 Benchmark]: Boogie Preprocessor took 66.01 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 16:10:26,840 INFO L168 Benchmark]: RCFGBuilder took 1298.77 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-07-23 16:10:26,841 INFO L168 Benchmark]: TraceAbstraction took 286546.97 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 124.8 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -113.7 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2018-07-23 16:10:26,846 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 66.01 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 1298.77 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 286546.97 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 124.8 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -113.7 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 465]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 465). 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, 286.4s 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, 1.1s 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.5.2.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-10-26-858.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c_11.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-10-26-858.csv Completed graceful shutdown