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/const1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:52:59,712 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:52:59,714 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:52:59,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:52:59,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:52:59,734 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:52:59,735 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:52:59,738 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:52:59,740 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:52:59,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:52:59,744 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:52:59,745 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:52:59,746 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:52:59,747 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:52:59,750 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:52:59,751 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:52:59,752 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:52:59,762 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:52:59,764 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:52:59,767 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:52:59,770 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:52:59,772 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:52:59,775 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:52:59,777 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:52:59,777 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:52:59,778 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:52:59,779 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:52:59,780 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:52:59,781 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:52:59,782 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:52:59,782 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:52:59,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:52:59,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:52:59,783 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:52:59,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:52:59,785 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:52:59,785 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 15:52:59,796 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:52:59,797 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:52:59,799 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:52:59,799 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:52:59,799 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:52:59,799 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:52:59,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:52:59,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:52:59,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:52:59,869 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:52:59,869 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:52:59,871 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/const1.i_3.bpl [2018-07-23 15:52:59,871 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/const1.i_3.bpl' [2018-07-23 15:52:59,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:52:59,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:52:59,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:52:59,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:52:59,915 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:52:59,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/1) ... [2018-07-23 15:52:59,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:52:59,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:52:59,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:52:59,962 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:52:59,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (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 15:53:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:53:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:53:00,329 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:53:00,330 INFO L202 PluginConnector]: Adding new model const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:53:00 BoogieIcfgContainer [2018-07-23 15:53:00,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:53:00,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:53:00,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:53:00,334 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:53:00,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:52:59" (1/2) ... [2018-07-23 15:53:00,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cfac52b and model type const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:53:00, skipping insertion in model container [2018-07-23 15:53:00,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:53:00" (2/2) ... [2018-07-23 15:53:00,339 INFO L112 eAbstractionObserver]: Analyzing ICFG const1.i_3.bpl [2018-07-23 15:53:00,350 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:53:00,362 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:53:00,410 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:53:00,411 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:53:00,411 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:53:00,411 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:53:00,411 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:53:00,411 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:53:00,412 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:53:00,412 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:53:00,412 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:53:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 15:53:00,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:53:00,435 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:53:00,436 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:53:00,437 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:53:00,442 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 15:53:00,447 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:53:00,721 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:53:00,721 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 15:53:00,725 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 15:53:00,730 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 15:53:00,731 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:53:00,734 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 15:53:00,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:53:00,766 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 15:53:00,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 15:53:00,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 15:53:00,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:53:00,781 INFO L225 Difference]: With dead ends: 10 [2018-07-23 15:53:00,781 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 15:53:00,785 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:53:00,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 15:53:00,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 15:53:00,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 15:53:00,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 15:53:00,822 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 15:53:00,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:53:00,822 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 15:53:00,823 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 15:53:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 15:53:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 15:53:00,823 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:53:00,824 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 15:53:00,824 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:53:00,824 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 15:53:00,825 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:53:02,994 WARN L169 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:53:03,521 WARN L169 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-07-23 15:53:04,134 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:06,375 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:53:07,550 WARN L169 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:08,930 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-07-23 15:53:10,758 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:11,391 WARN L169 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:53:12,029 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-07-23 15:53:13,150 WARN L169 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:13,592 WARN L169 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:53:15,591 WARN L169 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 63 [2018-07-23 15:53:17,110 WARN L169 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:18,161 WARN L169 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-07-23 15:53:19,359 WARN L169 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:21,954 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 77 [2018-07-23 15:53:23,975 WARN L169 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:25,241 WARN L169 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-07-23 15:53:26,511 WARN L169 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:27,967 WARN L169 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-07-23 15:53:29,443 WARN L169 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:32,867 WARN L169 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-07-23 15:53:33,480 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:53:37,325 WARN L169 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 105 [2018-07-23 15:53:41,628 WARN L169 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 112 [2018-07-23 15:53:44,879 WARN L169 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:53:46,981 WARN L169 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 119 [2018-07-23 15:54:00,989 WARN L169 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 126 [2018-07-23 15:54:02,806 WARN L169 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:54:06,472 WARN L169 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 133 [2018-07-23 15:54:08,354 WARN L169 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:54:08,941 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:54:14,241 WARN L169 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 140 [2018-07-23 15:54:17,512 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:54:22,176 WARN L169 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 147 [2018-07-23 15:54:24,716 WARN L169 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:54:33,511 WARN L169 SmtUtils]: Spent 4.36 s on a formula simplification that was a NOOP. DAG size: 154 [2018-07-23 15:54:51,763 WARN L169 SmtUtils]: Spent 15.55 s on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:54:57,888 WARN L169 SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 161 [2018-07-23 15:55:00,480 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:55:06,942 WARN L169 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 168 [2018-07-23 15:55:20,312 WARN L169 SmtUtils]: Spent 9.31 s on a formula simplification that was a NOOP. DAG size: 175 [2018-07-23 15:55:23,174 WARN L169 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:55:40,537 WARN L169 SmtUtils]: Spent 9.51 s on a formula simplification that was a NOOP. DAG size: 182 [2018-07-23 15:55:43,274 WARN L169 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:55:43,975 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:55:53,561 WARN L169 SmtUtils]: Spent 7.58 s on a formula simplification that was a NOOP. DAG size: 189 [2018-07-23 15:55:56,838 WARN L169 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:56:09,769 WARN L169 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 196 [2018-07-23 15:56:12,873 WARN L169 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:56:36,045 WARN L169 SmtUtils]: Spent 8.08 s on a formula simplification that was a NOOP. DAG size: 203 [2018-07-23 15:57:02,056 WARN L169 SmtUtils]: Spent 18.54 s on a formula simplification that was a NOOP. DAG size: 210 [2018-07-23 15:57:05,771 WARN L169 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:57:08,226 WARN L169 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-23 15:57:21,734 WARN L169 SmtUtils]: Spent 9.19 s on a formula simplification that was a NOOP. DAG size: 217 [2018-07-23 15:57:29,861 WARN L169 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-23 15:57:46,025 WARN L169 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 224 Received shutdown request... [2018-07-23 15:57:49,361 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 15:57:49,367 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 15:57:49,368 INFO L202 PluginConnector]: Adding new model const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 03:57:49 BoogieIcfgContainer [2018-07-23 15:57:49,368 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 15:57:49,369 INFO L168 Benchmark]: Toolchain (without parser) took 289455.68 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -176.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 278.5 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:49,371 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 15:57:49,371 INFO L168 Benchmark]: Boogie Preprocessor took 46.70 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 15:57:49,372 INFO L168 Benchmark]: RCFGBuilder took 367.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:49,373 INFO L168 Benchmark]: TraceAbstraction took 289037.35 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -176.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 257.4 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2018-07-23 15:57:49,382 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 0.21 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 46.70 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 367.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 289037.35 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -176.2 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 257.4 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 36]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 36). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 94 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 288.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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: 0.2s 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/const1.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-57-49-404.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/const1.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_15-57-49-404.csv Completed graceful shutdown