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-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:14:06,261 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:14:06,263 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:14:06,279 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:14:06,279 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:14:06,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:14:06,281 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:14:06,283 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:14:06,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:14:06,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:14:06,287 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:14:06,287 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:14:06,288 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:14:06,289 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:14:06,290 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:14:06,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:14:06,292 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:14:06,294 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:14:06,296 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:14:06,298 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:14:06,299 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:14:06,300 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:14:06,303 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:14:06,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:14:06,303 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:14:06,304 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:14:06,305 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:14:06,306 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:14:06,307 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:14:06,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:14:06,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:14:06,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:14:06,309 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:14:06,310 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:14:06,314 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:14:06,314 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:14:06,315 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 09:14:06,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:14:06,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:14:06,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:14:06,325 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:14:06,325 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:14:06,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:14:06,325 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:14:06,376 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:14:06,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:14:06,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:14:06,401 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:14:06,402 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:14:06,403 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl [2018-09-26 09:14:06,404 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl' [2018-09-26 09:14:06,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:14:06,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:14:06,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:14:06,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:14:06,467 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:14:06,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,509 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:14:06,510 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:14:06,510 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:14:06,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:14:06,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:14:06,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:14:06,514 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:14:06,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/1) ... [2018-09-26 09:14:06,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:14:06,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:14:06,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:14:06,540 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:14:06,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (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 [2018-09-26 09:14:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:14:06,617 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:14:06,794 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:14:06,795 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:14:06 BoogieIcfgContainer [2018-09-26 09:14:06,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:14:06,796 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:14:06,796 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:14:06,799 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:14:06,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:14:06" (1/2) ... [2018-09-26 09:14:06,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b57ecf and model type LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:14:06, skipping insertion in model container [2018-09-26 09:14:06,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:14:06" (2/2) ... [2018-09-26 09:14:06,803 INFO L112 eAbstractionObserver]: Analyzing ICFG LexIndexValue-Pointer-Reduced.bpl [2018-09-26 09:14:06,813 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:14:06,822 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:14:06,871 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:14:06,872 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:14:06,872 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:14:06,872 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:14:06,872 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:14:06,872 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:14:06,873 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:14:06,873 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:14:06,873 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:14:06,888 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 09:14:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:14:06,897 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:14:06,898 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:14:06,899 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:14:06,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:14:06,906 INFO L82 PathProgramCache]: Analyzing trace with hash 29920, 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 [2018-09-26 09:14:06,928 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:14:07,237 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:14:07,237 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:14:07,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:14:07,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:14:07,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:14:07,251 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-09-26 09:14:07,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:14:07,308 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-09-26 09:14:07,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:14:07,310 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:14:07,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:14:07,321 INFO L225 Difference]: With dead ends: 9 [2018-09-26 09:14:07,321 INFO L226 Difference]: Without dead ends: 6 [2018-09-26 09:14:07,325 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:14:07,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-09-26 09:14:07,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-09-26 09:14:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-09-26 09:14:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-26 09:14:07,361 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 3 [2018-09-26 09:14:07,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:14:07,362 INFO L480 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2018-09-26 09:14:07,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:14:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-26 09:14:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 09:14:07,363 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:14:07,363 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2018-09-26 09:14:07,363 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:14:07,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:14:07,364 INFO L82 PathProgramCache]: Analyzing trace with hash 28754210, 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 [2018-09-26 09:14:07,378 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:14:07,895 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-26 09:14:08,361 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-26 09:14:09,059 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-09-26 09:14:12,805 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-09-26 09:14:17,000 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2018-09-26 09:14:19,306 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-09-26 09:14:19,903 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-09-26 09:14:20,430 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-09-26 09:14:21,116 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-09-26 09:14:21,683 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-09-26 09:14:22,558 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-09-26 09:14:23,278 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-09-26 09:14:24,577 WARN L178 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-26 09:14:25,249 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-09-26 09:14:25,903 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-09-26 09:14:26,470 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-09-26 09:14:27,489 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-09-26 09:14:28,429 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-09-26 09:14:29,220 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-09-26 09:14:30,140 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-09-26 09:14:30,997 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:14:32,039 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-26 09:14:33,045 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-09-26 09:14:34,119 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-09-26 09:14:35,107 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-09-26 09:14:36,281 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-09-26 09:14:37,406 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-09-26 09:14:38,674 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-09-26 09:14:39,800 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-09-26 09:14:41,135 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-26 09:14:42,707 WARN L178 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-09-26 09:14:44,118 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-09-26 09:14:45,505 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-09-26 09:14:46,985 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-09-26 09:14:48,386 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2018-09-26 09:14:50,008 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-09-26 09:14:51,470 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-09-26 09:14:53,236 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-09-26 09:14:54,819 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-26 09:14:56,633 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2018-09-26 09:14:58,463 WARN L178 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-09-26 09:15:00,437 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-09-26 09:15:02,230 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-09-26 09:15:04,350 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-09-26 09:15:06,248 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-09-26 09:15:08,551 WARN L178 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-09-26 09:15:10,604 WARN L178 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-09-26 09:15:12,938 WARN L178 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-09-26 09:15:15,066 WARN L178 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-09-26 09:15:17,531 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-09-26 09:15:19,768 WARN L178 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-09-26 09:15:22,471 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-09-26 09:15:24,844 WARN L178 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-09-26 09:15:27,609 WARN L178 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-09-26 09:15:30,082 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-09-26 09:15:32,934 WARN L178 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-09-26 09:15:35,540 WARN L178 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-09-26 09:15:38,539 WARN L178 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-09-26 09:15:41,310 WARN L178 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-09-26 09:15:44,504 WARN L178 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-09-26 09:15:47,454 WARN L178 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-09-26 09:15:50,851 WARN L178 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 09:15:53,960 WARN L178 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2018-09-26 09:15:57,489 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-09-26 09:16:00,815 WARN L178 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-09-26 09:16:04,656 WARN L178 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-09-26 09:16:08,038 WARN L178 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-09-26 09:16:11,906 WARN L178 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-09-26 09:16:15,613 WARN L178 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-09-26 09:16:20,111 WARN L178 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2018-09-26 09:16:23,945 WARN L178 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-09-26 09:16:28,301 WARN L178 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-09-26 09:16:32,389 WARN L178 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-09-26 09:16:37,086 WARN L178 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-09-26 09:16:41,284 WARN L178 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-09-26 09:16:46,034 WARN L178 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-09-26 09:16:50,411 WARN L178 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-09-26 09:16:55,437 WARN L178 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2018-09-26 09:17:00,012 WARN L178 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-09-26 09:17:05,188 WARN L178 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-09-26 09:17:10,005 WARN L178 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-09-26 09:17:15,365 WARN L178 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-09-26 09:17:20,396 WARN L178 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-09-26 09:17:25,980 WARN L178 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-09-26 09:17:31,241 WARN L178 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-09-26 09:17:37,233 WARN L178 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-09-26 09:17:42,789 WARN L178 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-09-26 09:17:49,032 WARN L178 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2018-09-26 09:17:54,861 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-09-26 09:18:01,308 WARN L178 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2018-09-26 09:18:07,387 WARN L178 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2018-09-26 09:18:14,033 WARN L178 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-09-26 09:18:20,218 WARN L178 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-09-26 09:18:27,144 WARN L178 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-09-26 09:18:33,672 WARN L178 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-09-26 09:18:40,829 WARN L178 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 384 Received shutdown request... [2018-09-26 09:18:47,175 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:18:47,176 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:18:47,182 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:18:47,183 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:18:47 BoogieIcfgContainer [2018-09-26 09:18:47,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:18:47,184 INFO L168 Benchmark]: Toolchain (without parser) took 280722.84 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -224.4 MB). Free memory was 1.5 GB in the beginning and 972.2 MB in the end (delta: 496.7 MB). Peak memory consumption was 272.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:18:47,185 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 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 09:18:47,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.80 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 09:18:47,186 INFO L168 Benchmark]: Boogie Preprocessor took 25.87 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 09:18:47,186 INFO L168 Benchmark]: RCFGBuilder took 255.31 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:18:47,187 INFO L168 Benchmark]: TraceAbstraction took 280387.02 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -224.4 MB). Free memory was 1.4 GB in the beginning and 972.2 MB in the end (delta: 475.5 MB). Peak memory consumption was 251.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:18:47,191 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 0.25 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 47.80 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 25.87 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 255.31 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 280387.02 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -224.4 MB). Free memory was 1.4 GB in the beginning and 972.2 MB in the end (delta: 475.5 MB). Peak memory consumption was 251.1 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 PredicateComparison was comparing new predicate (quantifier-free) to 256 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 280.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s 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, 0.2s 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: 0.2s 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/LexIndexValue-Pointer-Reduced.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-18-47-204.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LexIndexValue-Pointer-Reduced.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-18-47-204.csv Completed graceful shutdown