java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:08:44,582 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:08:44,584 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:08:44,598 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:08:44,598 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:08:44,601 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:08:44,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:08:44,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:08:44,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:08:44,609 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:08:44,610 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:08:44,610 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:08:44,611 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:08:44,612 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:08:44,613 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:08:44,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:08:44,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:08:44,616 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:08:44,618 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:08:44,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:08:44,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:08:44,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:08:44,625 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:08:44,625 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:08:44,625 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:08:44,626 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:08:44,627 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:08:44,628 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:08:44,629 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:08:44,630 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:08:44,630 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:08:44,631 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:08:44,631 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:08:44,631 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:08:44,632 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:08:44,633 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:08:44,633 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:08:44,641 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:08:44,642 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:08:44,643 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:08:44,643 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:08:44,643 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:08:44,644 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:08:44,644 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:08:44,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:08:44,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:08:44,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:08:44,718 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:08:44,719 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:08:44,719 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl [2018-07-25 14:08:44,720 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl' [2018-07-25 14:08:44,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:08:44,796 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:08:44,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:08:44,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:08:44,797 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:08:44,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:08:44,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:08:44,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:08:44,848 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:08:44,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... [2018-07-25 14:08:44,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:08:44,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:08:44,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:08:44,908 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:08:44,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 14:08:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:08:44,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:08:46,467 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:08:46,468 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:08:46 BoogieIcfgContainer [2018-07-25 14:08:46,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:08:46,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:08:46,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:08:46,473 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:08:46,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:08:44" (1/2) ... [2018-07-25 14:08:46,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42c24714 and model type pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:08:46, skipping insertion in model container [2018-07-25 14:08:46,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:08:46" (2/2) ... [2018-07-25 14:08:46,477 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl [2018-07-25 14:08:46,487 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:08:46,496 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:08:46,546 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:08:46,548 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:08:46,548 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:08:46,548 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:08:46,548 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:08:46,549 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:08:46,549 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:08:46,549 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:08:46,549 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:08:46,565 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:08:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:08:46,574 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:08:46,575 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:08:46,576 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:08:46,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1011999, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:08:46,608 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:08:47,750 WARN L169 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-07-25 14:08:48,292 WARN L169 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 14:08:48,367 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:08:48,367 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:08:48,371 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:08:48,376 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:08:48,377 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:08:48,380 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:08:48,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:08:48,490 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:08:48,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:08:48,493 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:08:48,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:08:48,504 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:08:48,504 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:08:48,508 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:08:48,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:08:48,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:08:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:08:48,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:08:48,543 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:08:48,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:08:48,544 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:08:48,544 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:08:48,544 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:08:48,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:08:48,545 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:08:48,545 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:08:48,545 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:08:48,546 INFO L82 PathProgramCache]: Analyzing trace with hash 972615673, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:08:48,560 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:08:48,829 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-07-25 14:08:49,174 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-25 14:08:49,496 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-07-25 14:08:49,755 WARN L169 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-25 14:08:50,140 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 151 [2018-07-25 14:08:50,742 WARN L169 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-25 14:08:51,442 WARN L169 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2018-07-25 14:08:52,332 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 14:08:53,207 WARN L169 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 318 [2018-07-25 14:08:54,069 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2018-07-25 14:08:54,560 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-25 14:08:55,671 WARN L169 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 475 [2018-07-25 14:08:56,980 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2018-07-25 14:08:57,758 WARN L169 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:08:59,608 WARN L169 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 479 DAG size of output: 479 [2018-07-25 14:09:01,987 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-07-25 14:09:02,964 WARN L169 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-07-25 14:09:05,396 WARN L169 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 649 [2018-07-25 14:09:09,737 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2018-07-25 14:09:10,728 WARN L169 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2018-07-25 14:09:14,610 WARN L169 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 653 DAG size of output: 653 [2018-07-25 14:09:21,144 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-07-25 14:09:22,894 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2018-07-25 14:09:29,535 WARN L169 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 823 [2018-07-25 14:09:41,232 WARN L169 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2018-07-25 14:09:42,983 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2018-07-25 14:09:53,285 WARN L169 SmtUtils]: Spent 8.77 s on a formula simplification. DAG size of input: 827 DAG size of output: 827 [2018-07-25 14:10:10,883 WARN L169 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2018-07-25 14:10:13,833 WARN L169 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 702 [2018-07-25 14:10:27,681 WARN L169 SmtUtils]: Spent 11.15 s on a formula simplification that was a NOOP. DAG size: 997 [2018-07-25 14:10:55,783 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 705 [2018-07-25 14:10:58,903 WARN L169 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 706 [2018-07-25 14:11:23,487 WARN L169 SmtUtils]: Spent 22.15 s on a formula simplification. DAG size of input: 1001 DAG size of output: 1001 [2018-07-25 14:12:03,334 WARN L169 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 806 [2018-07-25 14:12:08,413 WARN L169 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 807 [2018-07-25 14:12:40,220 WARN L169 SmtUtils]: Spent 26.95 s on a formula simplification that was a NOOP. DAG size: 1171 Received shutdown request... [2018-07-25 14:13:31,766 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:13:31,766 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:13:31,772 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:13:31,772 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:13:31 BoogieIcfgContainer [2018-07-25 14:13:31,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:13:31,774 INFO L168 Benchmark]: Toolchain (without parser) took 286979.47 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 35.7 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 180.4 MB). Peak memory consumption was 216.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:13:31,775 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:13:31,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.74 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:13:31,776 INFO L168 Benchmark]: Boogie Preprocessor took 59.59 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:13:31,777 INFO L168 Benchmark]: RCFGBuilder took 1560.23 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:13:31,781 INFO L168 Benchmark]: TraceAbstraction took 285304.22 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 35.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.9 MB). Peak memory consumption was 131.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:13:31,789 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 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 50.74 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 59.59 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 1560.23 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285304.22 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 35.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.9 MB). Peak memory consumption was 131.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 541]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 541). 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, 21 locations, 1 error locations. TIMEOUT Result, 285.2s 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, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.6s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-13-31-807.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c_12.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-13-31-807.csv Completed graceful shutdown