java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:21:35,181 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:21:35,185 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:21:35,197 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:21:35,198 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:21:35,199 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:21:35,200 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:21:35,202 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:21:35,204 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:21:35,213 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:21:35,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:21:35,215 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:21:35,216 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:21:35,217 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:21:35,218 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:21:35,218 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:21:35,219 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:21:35,221 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:21:35,223 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:21:35,224 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:21:35,225 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:21:35,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:21:35,229 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:21:35,229 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:21:35,229 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:21:35,230 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:21:35,231 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:21:35,232 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:21:35,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:21:35,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:21:35,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:21:35,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:21:35,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:21:35,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:21:35,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:21:35,237 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:21:35,237 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:21:35,245 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:21:35,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:21:35,247 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:21:35,247 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:21:35,247 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:21:35,248 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:21:35,248 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:21:35,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:21:35,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:21:35,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:21:35,326 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:21:35,327 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:21:35,328 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl [2018-07-25 14:21:35,328 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LexIndexValue-Pointer-Reduced.bpl' [2018-07-25 14:21:35,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:21:35,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:21:35,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:21:35,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:21:35,379 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:21:35,399 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 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,412 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 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,417 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:21:35,417 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:21:35,417 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:21:35,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:21:35,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:21:35,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:21:35,421 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:21:35,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... [2018-07-25 14:21:35,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:21:35,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:21:35,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:21:35,446 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:21:35,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 14:21:35,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:21:35,511 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:21:35,684 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:21:35,684 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:21:35 BoogieIcfgContainer [2018-07-25 14:21:35,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:21:35,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:21:35,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:21:35,689 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:21:35,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:21:35" (1/2) ... [2018-07-25 14:21:35,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e8dcd78 and model type LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:21:35, skipping insertion in model container [2018-07-25 14:21:35,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:21:35" (2/2) ... [2018-07-25 14:21:35,693 INFO L112 eAbstractionObserver]: Analyzing ICFG LexIndexValue-Pointer-Reduced.bpl [2018-07-25 14:21:35,703 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:21:35,712 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:21:35,760 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:21:35,761 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:21:35,761 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:21:35,762 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:21:35,762 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:21:35,762 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:21:35,762 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:21:35,763 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:21:35,763 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:21:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 14:21:35,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:21:35,787 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:21:35,788 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:21:35,790 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:21:35,804 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 [2018-07-25 14:21:35,838 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:21:36,145 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:21:36,146 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:21:36,150 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:21:36,155 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:21:36,156 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:21:36,158 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-25 14:21:36,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:21:36,214 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-07-25 14:21:36,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:21:36,216 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:21:36,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:21:36,227 INFO L225 Difference]: With dead ends: 9 [2018-07-25 14:21:36,228 INFO L226 Difference]: Without dead ends: 6 [2018-07-25 14:21:36,231 INFO L574 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 [2018-07-25 14:21:36,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-07-25 14:21:36,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-07-25 14:21:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-07-25 14:21:36,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-07-25 14:21:36,267 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 3 [2018-07-25 14:21:36,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:21:36,267 INFO L472 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2018-07-25 14:21:36,267 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:21:36,268 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-07-25 14:21:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-07-25 14:21:36,269 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:21:36,269 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2018-07-25 14:21:36,269 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:21:36,269 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 [2018-07-25 14:21:36,277 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:21:36,801 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-07-25 14:21:37,284 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-07-25 14:21:37,661 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-07-25 14:21:38,016 WARN L169 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-25 14:21:39,087 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-07-25 14:21:41,831 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-25 14:21:44,278 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2018-07-25 14:21:45,684 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2018-07-25 14:21:47,086 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-25 14:21:47,632 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 14:21:48,525 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-25 14:21:49,266 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-07-25 14:21:49,800 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-25 14:21:50,549 WARN L169 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 14:21:51,139 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-25 14:21:51,920 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-25 14:21:52,690 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-25 14:21:54,030 WARN L169 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-07-25 14:21:54,724 WARN L169 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-25 14:21:55,434 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-25 14:21:55,996 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-25 14:21:57,121 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 14:21:58,071 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-25 14:21:59,069 WARN L169 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-07-25 14:22:00,046 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-07-25 14:22:00,949 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 14:22:02,075 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-25 14:22:03,164 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-07-25 14:22:04,354 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-07-25 14:22:05,417 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-25 14:22:06,650 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-07-25 14:22:07,782 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-25 14:22:09,139 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-07-25 14:22:10,313 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-25 14:22:12,314 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-07-25 14:22:13,608 WARN L169 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-07-25 14:22:15,283 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-25 14:22:16,695 WARN L169 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-25 14:22:18,253 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-07-25 14:22:19,739 WARN L169 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2018-07-25 14:22:21,470 WARN L169 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-25 14:22:23,024 WARN L169 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 14:22:24,876 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-07-25 14:22:26,533 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-25 14:22:28,489 WARN L169 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2018-07-25 14:22:30,325 WARN L169 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-25 14:22:32,373 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-25 14:22:34,246 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-25 14:22:36,342 WARN L169 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-25 14:22:38,352 WARN L169 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-25 14:22:40,783 WARN L169 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-07-25 14:22:42,801 WARN L169 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-25 14:22:45,323 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-25 14:22:47,604 WARN L169 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 14:22:50,299 WARN L169 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-25 14:22:52,699 WARN L169 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-25 14:22:55,580 WARN L169 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-25 14:22:58,117 WARN L169 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 14:23:01,035 WARN L169 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-07-25 14:23:03,718 WARN L169 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-07-25 14:23:06,974 WARN L169 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-07-25 14:23:09,798 WARN L169 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 14:23:13,033 WARN L169 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-07-25 14:23:16,062 WARN L169 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-07-25 14:23:19,387 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-07-25 14:23:22,477 WARN L169 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 14:23:26,025 WARN L169 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-25 14:23:29,339 WARN L169 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2018-07-25 14:23:33,099 WARN L169 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-07-25 14:23:36,583 WARN L169 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-25 14:23:40,489 WARN L169 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-25 14:23:44,113 WARN L169 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 14:23:48,318 WARN L169 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-25 14:23:52,133 WARN L169 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-25 14:23:56,469 WARN L169 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2018-07-25 14:24:00,467 WARN L169 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-25 14:24:05,055 WARN L169 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-25 14:24:09,172 WARN L169 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-25 14:24:14,106 WARN L169 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-25 14:24:18,696 WARN L169 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-25 14:24:23,580 WARN L169 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-07-25 14:24:28,109 WARN L169 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 14:24:33,329 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2018-07-25 14:24:38,061 WARN L169 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-25 14:24:43,490 WARN L169 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-07-25 14:24:48,514 WARN L169 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 14:24:54,003 WARN L169 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-25 14:24:59,192 WARN L169 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-25 14:25:05,201 WARN L169 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 14:25:10,648 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-25 14:25:16,701 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-25 14:25:22,303 WARN L169 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-25 14:25:28,570 WARN L169 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2018-07-25 14:25:34,513 WARN L169 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 14:25:41,235 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2018-07-25 14:25:47,350 WARN L169 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2018-07-25 14:25:54,219 WARN L169 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-25 14:26:00,675 WARN L169 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 14:26:07,925 WARN L169 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-25 14:26:14,569 WARN L169 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 381 Received shutdown request... [2018-07-25 14:26:19,514 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:26:19,514 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:26:19,521 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:26:19,521 INFO L202 PluginConnector]: Adding new model LexIndexValue-Pointer-Reduced.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:26:19 BoogieIcfgContainer [2018-07-25 14:26:19,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:26:19,522 INFO L168 Benchmark]: Toolchain (without parser) took 284145.88 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -232.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 267.4 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:26:19,523 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:26:19,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.11 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:26:19,525 INFO L168 Benchmark]: Boogie Preprocessor took 24.71 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:26:19,525 INFO L168 Benchmark]: RCFGBuilder took 238.87 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. [2018-07-25 14:26:19,526 INFO L168 Benchmark]: TraceAbstraction took 283835.56 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -232.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 246.2 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-07-25 14:26:19,530 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 0.20 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 42.11 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 24.71 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 238.87 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 283835.56 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -232.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 246.2 MB). Peak memory consumption was 13.4 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, 283.7s 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-0-2018-07-25_14-26-19-542.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LexIndexValue-Pointer-Reduced.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-26-19-542.csv Completed graceful shutdown