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/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:20:58,086 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:20:58,088 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:20:58,099 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:20:58,100 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:20:58,101 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:20:58,102 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:20:58,104 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:20:58,106 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:20:58,106 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:20:58,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:20:58,108 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:20:58,109 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:20:58,109 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:20:58,111 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:20:58,112 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:20:58,112 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:20:58,114 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:20:58,116 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:20:58,118 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:20:58,119 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:20:58,121 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:20:58,123 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:20:58,124 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:20:58,124 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:20:58,125 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:20:58,126 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:20:58,127 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:20:58,128 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:20:58,129 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:20:58,129 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:20:58,130 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:20:58,130 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:20:58,130 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:20:58,131 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:20:58,132 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:20:58,133 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 16:20:58,140 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:20:58,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:20:58,142 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:20:58,142 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:20:58,142 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:20:58,143 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:20:58,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:20:58,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:20:58,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:20:58,230 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:20:58,231 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:20:58,231 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl [2018-07-23 16:20:58,232 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl' [2018-07-23 16:20:58,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:20:58,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:20:58,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:20:58,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:20:58,285 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:20:58,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/1) ... [2018-07-23 16:20:58,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:20:58,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:20:58,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:20:58,331 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:20:58,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (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 16:20:58,393 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-23 16:20:58,394 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-23 16:20:58,553 INFO L258 CfgBuilder]: Using library mode [2018-07-23 16:20:58,553 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:20:58 BoogieIcfgContainer [2018-07-23 16:20:58,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:20:58,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:20:58,555 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:20:58,558 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:20:58,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:20:58" (1/2) ... [2018-07-23 16:20:58,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c1502a and model type LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:20:58, skipping insertion in model container [2018-07-23 16:20:58,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:20:58" (2/2) ... [2018-07-23 16:20:58,562 INFO L112 eAbstractionObserver]: Analyzing ICFG LexIndexValue-Pointer-Reduced.bpl [2018-07-23 16:20:58,572 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:20:58,580 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:20:58,628 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:20:58,629 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:20:58,629 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:20:58,629 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:20:58,629 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:20:58,630 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:20:58,630 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:20:58,630 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:20:58,630 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:20:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 16:20:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 16:20:58,654 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:20:58,655 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 16:20:58,655 INFO L414 AbstractCegarLoop]: === Iteration 1 === [mainErr0AssertViolationASSERT]=== [2018-07-23 16:20:58,660 INFO L82 PathProgramCache]: Analyzing trace with hash 29920, now seen corresponding path program 1 times [2018-07-23 16:20:58,667 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:20:59,083 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:20:59,083 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:20:59,088 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:20:59,095 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:20:59,095 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:20:59,098 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-23 16:20:59,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:20:59,186 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-07-23 16:20:59,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:20:59,188 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-23 16:20:59,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:20:59,200 INFO L225 Difference]: With dead ends: 9 [2018-07-23 16:20:59,200 INFO L226 Difference]: Without dead ends: 6 [2018-07-23 16:20:59,204 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:20:59,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-07-23 16:20:59,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-07-23 16:20:59,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-07-23 16:20:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-07-23 16:20:59,240 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 3 [2018-07-23 16:20:59,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:20:59,241 INFO L471 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2018-07-23 16:20:59,241 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:20:59,241 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-07-23 16:20:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-07-23 16:20:59,242 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:20:59,242 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2018-07-23 16:20:59,243 INFO L414 AbstractCegarLoop]: === Iteration 2 === [mainErr0AssertViolationASSERT]=== [2018-07-23 16:20:59,243 INFO L82 PathProgramCache]: Analyzing trace with hash 28754210, now seen corresponding path program 1 times [2018-07-23 16:20:59,243 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:20:59,676 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-07-23 16:21:00,176 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-07-23 16:21:00,817 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-23 16:21:04,850 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-23 16:21:05,304 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-23 16:21:07,990 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-07-23 16:21:11,520 WARN L169 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-23 16:21:12,113 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-07-23 16:21:12,623 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-23 16:21:13,432 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-23 16:21:13,982 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-23 16:21:14,731 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-23 16:21:15,451 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-23 16:21:16,711 WARN L169 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-07-23 16:21:17,393 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-23 16:21:18,084 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-23 16:21:18,761 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-23 16:21:19,804 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-23 16:21:21,094 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-23 16:21:21,899 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-07-23 16:21:22,852 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-07-23 16:21:23,806 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-23 16:21:24,820 WARN L169 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-23 16:21:25,827 WARN L169 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-07-23 16:21:26,924 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-07-23 16:21:27,929 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-23 16:21:29,286 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-07-23 16:21:30,341 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-23 16:21:31,601 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-07-23 16:21:32,704 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-23 16:21:34,088 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-07-23 16:21:35,545 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-07-23 16:21:36,987 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-23 16:21:38,304 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-23 16:21:39,866 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-07-23 16:21:41,264 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2018-07-23 16:21:42,872 WARN L169 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-23 16:21:44,412 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-23 16:21:46,174 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-07-23 16:21:47,756 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-23 16:21:49,736 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2018-07-23 16:21:51,460 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-23 16:21:53,451 WARN L169 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-23 16:21:55,234 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-23 16:21:57,337 WARN L169 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-23 16:21:59,340 WARN L169 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-23 16:22:01,485 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-07-23 16:22:03,521 WARN L169 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-23 16:22:05,890 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-23 16:22:08,051 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-23 16:22:10,717 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-23 16:22:12,993 WARN L169 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-23 16:22:15,767 WARN L169 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-23 16:22:18,112 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-23 16:22:20,981 WARN L169 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-07-23 16:22:23,484 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-07-23 16:22:26,404 WARN L169 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-07-23 16:22:29,049 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-23 16:22:32,102 WARN L169 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-07-23 16:22:34,915 WARN L169 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-07-23 16:22:38,104 WARN L169 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-07-23 16:22:41,158 WARN L169 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-23 16:22:44,550 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-23 16:22:47,630 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2018-07-23 16:22:51,266 WARN L169 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-07-23 16:22:54,554 WARN L169 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-23 16:22:58,273 WARN L169 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-23 16:23:01,999 WARN L169 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-23 16:23:05,976 WARN L169 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-23 16:23:09,649 WARN L169 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-23 16:23:13,896 WARN L169 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2018-07-23 16:23:17,785 WARN L169 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-23 16:23:22,295 WARN L169 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-23 16:23:26,341 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-23 16:23:30,905 WARN L169 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-23 16:23:35,064 WARN L169 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-23 16:23:39,754 WARN L169 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-07-23 16:23:44,124 WARN L169 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-23 16:23:49,044 WARN L169 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2018-07-23 16:23:53,681 WARN L169 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-23 16:23:58,978 WARN L169 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-07-23 16:24:03,881 WARN L169 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-23 16:24:09,518 WARN L169 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-23 16:24:14,559 WARN L169 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-23 16:24:20,328 WARN L169 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-23 16:24:25,568 WARN L169 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-23 16:24:31,574 WARN L169 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-23 16:24:37,100 WARN L169 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-23 16:24:43,374 WARN L169 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2018-07-23 16:24:49,168 WARN L169 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-23 16:24:55,676 WARN L169 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2018-07-23 16:25:01,635 WARN L169 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2018-07-23 16:25:08,228 WARN L169 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-23 16:25:14,471 WARN L169 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-23 16:25:21,506 WARN L169 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-23 16:25:27,906 WARN L169 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-07-23 16:25:35,033 WARN L169 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 384 Received shutdown request... [2018-07-23 16:25:39,803 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:25:39,807 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:25:39,808 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:25:39 BoogieIcfgContainer [2018-07-23 16:25:39,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:25:39,808 INFO L168 Benchmark]: Toolchain (without parser) took 281526.39 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -277.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 437.0 MB). Peak memory consumption was 159.6 MB. Max. memory is 7.1 GB. [2018-07-23 16:25:39,810 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 16:25:39,810 INFO L168 Benchmark]: Boogie Preprocessor took 45.76 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 16:25:39,811 INFO L168 Benchmark]: RCFGBuilder took 222.69 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 16:25:39,812 INFO L168 Benchmark]: TraceAbstraction took 281252.74 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -277.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 415.9 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. [2018-07-23 16:25:39,815 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 45.76 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 222.69 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 281252.74 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -277.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 415.9 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 16]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 16). Cancelled while BasicCegarLoop was analyzing trace of length 6 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 281.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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/LexIndexValue-Pointer-Reduced.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-25-39-826.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LexIndexValue-Pointer-Reduced.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-25-39-826.csv Completed graceful shutdown