java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:35:45,670 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:35:45,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:35:45,685 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:35:45,685 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:35:45,687 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:35:45,688 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:35:45,690 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:35:45,691 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:35:45,692 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:35:45,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:35:45,693 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:35:45,694 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:35:45,695 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:35:45,696 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:35:45,697 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:35:45,698 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:35:45,700 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:35:45,702 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:35:45,703 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:35:45,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:35:45,706 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:35:45,708 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:35:45,709 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:35:45,709 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:35:45,710 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:35:45,711 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:35:45,712 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:35:45,712 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:35:45,714 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:35:45,714 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:35:45,715 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:35:45,715 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:35:45,715 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:35:45,716 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:35:45,717 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:35:45,717 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-09-26 09:35:45,727 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:35:45,728 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:35:45,729 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:35:45,729 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:35:45,729 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:35:45,730 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:35:45,730 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:35:45,730 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:35:45,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:35:45,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:35:45,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:35:45,793 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:35:45,793 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:35:45,794 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond1.i_3.bpl [2018-09-26 09:35:45,794 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/diamond1.i_3.bpl' [2018-09-26 09:35:45,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:35:45,843 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:35:45,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:35:45,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:35:45,844 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:35:45,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:35:45,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:35:45,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:35:45,884 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:35:45,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:35:45,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:35:45,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:35:45,905 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:35:45,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/1) ... [2018-09-26 09:35:45,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:35:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:35:46,191 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:35:46,191 INFO L202 PluginConnector]: Adding new model diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:35:46 BoogieIcfgContainer [2018-09-26 09:35:46,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:35:46,193 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:35:46,193 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:35:46,196 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:35:46,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:35:45" (1/2) ... [2018-09-26 09:35:46,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e2a1243 and model type diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:35:46, skipping insertion in model container [2018-09-26 09:35:46,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:35:46" (2/2) ... [2018-09-26 09:35:46,201 INFO L112 eAbstractionObserver]: Analyzing ICFG diamond1.i_3.bpl [2018-09-26 09:35:46,211 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:35:46,219 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:35:46,264 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:35:46,265 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:35:46,265 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:35:46,265 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:35:46,266 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:35:46,266 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:35:46,266 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:35:46,266 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:35:46,267 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:35:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:35:46,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:35:46,292 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:35:46,294 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:35:46,295 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:35:46,304 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:35:46,305 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-09-26 09:35:46,311 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:35:46,696 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:35:46,696 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:35:46,703 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:35:46,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:35:46,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:35:46,714 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 09:35:46,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:35:46,762 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:35:46,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:35:46,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 09:35:46,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:35:46,779 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:35:46,779 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:35:46,783 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:35:46,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:35:46,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:35:46,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:35:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:35:46,823 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:35:46,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:35:46,824 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:35:46,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:35:46,824 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:35:46,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:35:46,825 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:35:46,825 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:35:46,825 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:35:46,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:35:46,826 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-09-26 09:35:46,826 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:35:48,047 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-09-26 09:35:48,539 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-09-26 09:35:49,164 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-09-26 09:35:49,940 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-09-26 09:35:50,667 WARN L178 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2018-09-26 09:35:51,609 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-09-26 09:35:52,542 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-09-26 09:35:53,626 WARN L178 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-09-26 09:35:55,003 WARN L178 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-09-26 09:35:56,432 WARN L178 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-09-26 09:35:58,183 WARN L178 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-26 09:36:00,054 WARN L178 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-26 09:36:02,199 WARN L178 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-09-26 09:36:04,535 WARN L178 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-09-26 09:36:07,371 WARN L178 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-09-26 09:36:09,903 WARN L178 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-09-26 09:36:12,252 WARN L178 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-26 09:36:14,567 WARN L178 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-09-26 09:36:17,219 WARN L178 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-09-26 09:36:20,046 WARN L178 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-26 09:36:23,162 WARN L178 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-09-26 09:36:26,439 WARN L178 SmtUtils]: Spent 749.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-09-26 09:36:30,062 WARN L178 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-09-26 09:36:34,080 WARN L178 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-09-26 09:36:38,817 WARN L178 SmtUtils]: Spent 981.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2018-09-26 09:36:43,706 WARN L178 SmtUtils]: Spent 976.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-09-26 09:36:48,825 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 235 [2018-09-26 09:36:54,800 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 09:37:01,386 WARN L178 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 249 [2018-09-26 09:37:08,019 WARN L178 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 256 [2018-09-26 09:37:15,178 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 263 [2018-09-26 09:37:23,119 WARN L178 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 270 [2018-09-26 09:37:31,655 WARN L178 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 277 [2018-09-26 09:37:40,614 WARN L178 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 284 [2018-09-26 09:37:50,367 WARN L178 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 291 [2018-09-26 09:38:00,734 WARN L178 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 298 [2018-09-26 09:38:12,058 WARN L178 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 305 [2018-09-26 09:38:24,206 WARN L178 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 312 [2018-09-26 09:38:37,009 WARN L178 SmtUtils]: Spent 2.27 s on a formula simplification that was a NOOP. DAG size: 319 [2018-09-26 09:38:51,011 WARN L178 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 326 [2018-09-26 09:39:05,765 WARN L178 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 333 [2018-09-26 09:39:21,531 WARN L178 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 340 [2018-09-26 09:39:38,602 WARN L178 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 347 [2018-09-26 09:39:56,145 WARN L178 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 354 Received shutdown request... [2018-09-26 09:40:09,613 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:40:09,618 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:40:09,619 INFO L202 PluginConnector]: Adding new model diamond1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:40:09 BoogieIcfgContainer [2018-09-26 09:40:09,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:40:09,620 INFO L168 Benchmark]: Toolchain (without parser) took 263779.65 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -137.4 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 440.4 MB). Peak memory consumption was 521.8 MB. Max. memory is 7.1 GB. [2018-09-26 09:40:09,622 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. [2018-09-26 09:40:09,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.56 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. [2018-09-26 09:40:09,624 INFO L168 Benchmark]: Boogie Preprocessor took 19.82 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. [2018-09-26 09:40:09,624 INFO L168 Benchmark]: RCFGBuilder took 287.43 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:40:09,625 INFO L168 Benchmark]: TraceAbstraction took 263426.67 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -137.4 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 429.8 MB). Peak memory consumption was 511.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:40:09,631 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 39.56 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 19.82 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 287.43 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 263426.67 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -137.4 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 429.8 MB). Peak memory consumption was 511.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 38]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 38). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 144 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 263.3s 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, 0.2s 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: 0.3s 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/diamond1.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-40-09-651.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/diamond1.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-40-09-651.csv Completed graceful shutdown