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/20170304-DifficultPathPrograms/array1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:49:59,025 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:49:59,028 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:49:59,040 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:49:59,041 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:49:59,042 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:49:59,043 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:49:59,045 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:49:59,047 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:49:59,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:49:59,048 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:49:59,049 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:49:59,050 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:49:59,050 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:49:59,052 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:49:59,053 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:49:59,053 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:49:59,055 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:49:59,057 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:49:59,059 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:49:59,060 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:49:59,062 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:49:59,064 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:49:59,065 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:49:59,065 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:49:59,066 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:49:59,067 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:49:59,068 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:49:59,069 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:49:59,070 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:49:59,070 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:49:59,071 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:49:59,071 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:49:59,072 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:49:59,073 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:49:59,074 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:49:59,074 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 13:49:59,082 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:49:59,082 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:49:59,083 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:49:59,084 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:49:59,084 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:49:59,084 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:49:59,084 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:49:59,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:49:59,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:49:59,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:49:59,146 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:49:59,147 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:49:59,147 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array1.i_3.bpl [2018-07-25 13:49:59,148 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array1.i_3.bpl' [2018-07-25 13:49:59,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:49:59,200 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:49:59,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:49:59,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:49:59,201 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:49:59,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:49:59,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:49:59,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:49:59,245 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:49:59,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... [2018-07-25 13:49:59,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:49:59,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:49:59,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:49:59,264 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:49:59,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 13:49:59,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:49:59,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:49:59,539 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:49:59,540 INFO L202 PluginConnector]: Adding new model array1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:49:59 BoogieIcfgContainer [2018-07-25 13:49:59,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:49:59,541 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:49:59,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:49:59,545 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:49:59,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:49:59" (1/2) ... [2018-07-25 13:49:59,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@270067e and model type array1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:49:59, skipping insertion in model container [2018-07-25 13:49:59,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:49:59" (2/2) ... [2018-07-25 13:49:59,549 INFO L112 eAbstractionObserver]: Analyzing ICFG array1.i_3.bpl [2018-07-25 13:49:59,559 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:49:59,566 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:49:59,608 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:49:59,609 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:49:59,610 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:49:59,610 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:49:59,610 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:49:59,610 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:49:59,611 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:49:59,611 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:49:59,611 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:49:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 13:49:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:49:59,635 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:49:59,636 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:49:59,637 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:49:59,642 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, 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 13:49:59,679 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:49:59,960 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:49:59,961 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:49:59,964 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:49:59,969 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:49:59,970 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:49:59,972 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 13:50:00,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:50:00,010 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 13:50:00,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:50:00,013 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 13:50:00,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:50:00,024 INFO L225 Difference]: With dead ends: 10 [2018-07-25 13:50:00,024 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 13:50:00,028 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:50:00,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 13:50:00,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 13:50:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 13:50:00,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 13:50:00,064 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 13:50:00,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:50:00,064 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 13:50:00,064 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:50:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 13:50:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 13:50:00,065 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:50:00,066 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 13:50:00,066 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:50:00,066 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, 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) [2018-07-25 13:50:00,087 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:50:01,138 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-07-25 13:50:02,012 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-07-25 13:50:04,161 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-07-25 13:50:09,025 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-07-25 13:50:09,802 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 13:50:10,633 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-07-25 13:50:11,520 WARN L169 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-07-25 13:50:12,486 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-25 13:50:13,546 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2018-07-25 13:50:14,994 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-25 13:50:16,208 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-25 13:50:17,694 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2018-07-25 13:50:19,069 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-07-25 13:50:20,641 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 13:50:22,768 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-07-25 13:50:25,686 WARN L169 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-07-25 13:50:27,640 WARN L169 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-07-25 13:50:30,041 WARN L169 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-25 13:50:32,214 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-07-25 13:50:34,800 WARN L169 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-07-25 13:50:37,320 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-07-25 13:50:40,181 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-07-25 13:50:43,143 WARN L169 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-25 13:50:46,297 WARN L169 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2018-07-25 13:50:49,605 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-25 13:50:53,081 WARN L169 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-25 13:50:56,871 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2018-07-25 13:51:00,913 WARN L169 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2018-07-25 13:51:05,124 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-07-25 13:51:09,489 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-07-25 13:51:14,193 WARN L169 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-07-25 13:51:19,402 WARN L169 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-25 13:51:24,735 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2018-07-25 13:51:30,345 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-07-25 13:51:36,000 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-07-25 13:51:42,098 WARN L169 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 269 [2018-07-25 13:51:48,534 WARN L169 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-07-25 13:51:55,300 WARN L169 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 13:52:02,314 WARN L169 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 284 [2018-07-25 13:52:09,751 WARN L169 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-07-25 13:52:17,492 WARN L169 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-25 13:52:25,694 WARN L169 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-25 13:52:34,413 WARN L169 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2018-07-25 13:52:43,456 WARN L169 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-25 13:52:52,559 WARN L169 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2018-07-25 13:53:02,156 WARN L169 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 13:53:12,261 WARN L169 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-07-25 13:53:23,109 WARN L169 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 329 [2018-07-25 13:53:34,104 WARN L169 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 334 [2018-07-25 13:53:45,794 WARN L169 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 13:53:58,309 WARN L169 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-07-25 13:54:10,755 WARN L169 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-07-25 13:54:24,199 WARN L169 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-25 13:54:38,130 WARN L169 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 359 Received shutdown request... [2018-07-25 13:54:44,391 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:54:44,392 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 13:54:44,398 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 13:54:44,398 INFO L202 PluginConnector]: Adding new model array1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 01:54:44 BoogieIcfgContainer [2018-07-25 13:54:44,399 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 13:54:44,399 INFO L168 Benchmark]: Toolchain (without parser) took 285201.11 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -53.0 MB). Free memory was 1.5 GB in the beginning and 933.1 MB in the end (delta: 518.0 MB). Peak memory consumption was 465.1 MB. Max. memory is 7.1 GB. [2018-07-25 13:54:44,401 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 13:54:44,401 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.56 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 13:54:44,402 INFO L168 Benchmark]: Boogie Preprocessor took 19.05 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 13:54:44,402 INFO L168 Benchmark]: RCFGBuilder took 276.47 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. [2018-07-25 13:54:44,403 INFO L168 Benchmark]: TraceAbstraction took 284857.38 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -53.0 MB). Free memory was 1.4 GB in the beginning and 933.1 MB in the end (delta: 496.9 MB). Peak memory consumption was 443.9 MB. Max. memory is 7.1 GB. [2018-07-25 13:54:44,408 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.56 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.05 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 276.47 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 284857.38 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -53.0 MB). Free memory was 1.4 GB in the beginning and 933.1 MB in the end (delta: 496.9 MB). Peak memory consumption was 443.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 37]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 37). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 284.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array1.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_13-54-44-423.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array1.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_13-54-44-423.csv Completed graceful shutdown