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/const1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:53:42,466 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:53:42,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:53:42,490 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:53:42,490 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:53:42,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:53:42,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:53:42,495 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:53:42,496 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:53:42,497 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:53:42,498 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:53:42,498 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:53:42,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:53:42,500 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:53:42,501 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:53:42,502 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:53:42,503 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:53:42,505 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:53:42,507 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:53:42,509 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:53:42,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:53:42,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:53:42,514 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:53:42,514 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:53:42,514 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:53:42,516 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:53:42,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:53:42,517 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:53:42,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:53:42,520 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:53:42,520 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:53:42,521 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:53:42,521 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:53:42,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:53:42,522 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:53:42,523 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:53:42,524 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 13:53:42,538 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:53:42,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:53:42,539 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:53:42,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:53:42,540 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:53:42,540 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:53:42,540 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:53:42,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:53:42,612 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:53:42,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:53:42,619 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:53:42,620 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:53:42,621 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/const1.i_3.bpl [2018-07-25 13:53:42,621 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/const1.i_3.bpl' [2018-07-25 13:53:42,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:53:42,669 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:53:42,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:53:42,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:53:42,670 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:53:42,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:53:42,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:53:42,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:53:42,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:53:42,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/1) ... [2018-07-25 13:53:42,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:53:42,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:53:42,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:53:42,734 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:53:42,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (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 13:53:42,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:53:42,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:53:43,079 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:53:43,080 INFO L202 PluginConnector]: Adding new model const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:53:43 BoogieIcfgContainer [2018-07-25 13:53:43,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:53:43,086 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:53:43,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:53:43,090 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:53:43,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:53:42" (1/2) ... [2018-07-25 13:53:43,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@712ee31b and model type const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:53:43, skipping insertion in model container [2018-07-25 13:53:43,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:53:43" (2/2) ... [2018-07-25 13:53:43,094 INFO L112 eAbstractionObserver]: Analyzing ICFG const1.i_3.bpl [2018-07-25 13:53:43,104 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:53:43,116 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:53:43,159 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:53:43,160 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:53:43,160 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:53:43,160 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:53:43,161 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:53:43,161 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:53:43,161 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:53:43,161 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:53:43,161 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:53:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 13:53:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 13:53:43,186 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:53:43,187 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 13:53:43,188 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:53:43,194 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 13:53:43,216 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:53:43,510 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:53:43,510 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 13:53:43,514 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 13:53:43,519 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 13:53:43,519 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 13:53:43,522 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 13:53:43,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:53:43,552 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 13:53:43,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 13:53:43,554 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 13:53:43,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:53:43,566 INFO L225 Difference]: With dead ends: 10 [2018-07-25 13:53:43,566 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 13:53:43,570 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 13:53:43,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 13:53:43,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 13:53:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 13:53:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 13:53:43,603 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 13:53:43,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:53:43,603 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 13:53:43,604 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 13:53:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 13:53:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 13:53:43,604 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:53:43,605 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 13:53:43,605 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:53:43,605 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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:53:43,616 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:53:45,769 WARN L169 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:53:46,246 WARN L169 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-07-25 13:53:46,848 WARN L169 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:53:49,083 WARN L169 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:53:50,250 WARN L169 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:53:51,667 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-07-25 13:53:53,506 WARN L169 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:53:54,136 WARN L169 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:53:54,788 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-07-25 13:53:55,957 WARN L169 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:53:56,396 WARN L169 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:53:58,406 WARN L169 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 63 [2018-07-25 13:54:00,255 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:01,302 WARN L169 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-07-25 13:54:02,496 WARN L169 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:05,071 WARN L169 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 77 [2018-07-25 13:54:06,973 WARN L169 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:08,257 WARN L169 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-07-25 13:54:09,485 WARN L169 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:10,985 WARN L169 SmtUtils]: Spent 909.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2018-07-25 13:54:12,487 WARN L169 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:15,921 WARN L169 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-07-25 13:54:16,512 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:20,356 WARN L169 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 105 [2018-07-25 13:54:24,618 WARN L169 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 112 [2018-07-25 13:54:27,886 WARN L169 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:54:29,962 WARN L169 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 119 [2018-07-25 13:54:43,970 WARN L169 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 126 [2018-07-25 13:54:45,645 WARN L169 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:49,256 WARN L169 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 133 [2018-07-25 13:54:51,277 WARN L169 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:54:51,887 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:54:57,159 WARN L169 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 140 [2018-07-25 13:55:00,397 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:55:04,993 WARN L169 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 13:55:07,390 WARN L169 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:55:16,164 WARN L169 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 154 [2018-07-25 13:55:34,389 WARN L169 SmtUtils]: Spent 15.55 s on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:55:41,737 WARN L169 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 161 [2018-07-25 13:55:44,341 WARN L169 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:56:08,946 WARN L169 SmtUtils]: Spent 17.50 s on a formula simplification that was a NOOP. DAG size: 168 [2018-07-25 13:56:11,557 WARN L169 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:56:12,300 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:56:21,884 WARN L169 SmtUtils]: Spent 8.19 s on a formula simplification that was a NOOP. DAG size: 175 [2018-07-25 13:56:24,217 WARN L169 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:56:34,579 WARN L169 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 182 [2018-07-25 13:56:37,252 WARN L169 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:56:50,201 WARN L169 SmtUtils]: Spent 10.32 s on a formula simplification that was a NOOP. DAG size: 189 [2018-07-25 13:56:57,313 WARN L169 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:57:11,642 WARN L169 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 196 [2018-07-25 13:57:26,263 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:57:28,058 WARN L169 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 13:58:02,518 WARN L169 SmtUtils]: Spent 20.72 s on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 13:58:08,019 WARN L169 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 14 DAG size of output: 12 [2018-07-25 13:58:31,330 WARN L169 SmtUtils]: Spent 17.73 s on a formula simplification that was a NOOP. DAG size: 210 Received shutdown request... [2018-07-25 13:58:33,464 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:58:33,464 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 13:58:33,470 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 13:58:33,471 INFO L202 PluginConnector]: Adding new model const1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 01:58:33 BoogieIcfgContainer [2018-07-25 13:58:33,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 13:58:33,472 INFO L168 Benchmark]: Toolchain (without parser) took 290803.68 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 417.1 MB). Peak memory consumption was 461.1 MB. Max. memory is 7.1 GB. [2018-07-25 13:58:33,473 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 13:58:33,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 13:58:33,474 INFO L168 Benchmark]: Boogie Preprocessor took 20.72 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 13:58:33,474 INFO L168 Benchmark]: RCFGBuilder took 351.74 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 13:58:33,475 INFO L168 Benchmark]: TraceAbstraction took 290384.64 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 395.9 MB). Peak memory consumption was 440.0 MB. Max. memory is 7.1 GB. [2018-07-25 13:58:33,479 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 0.23 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 41.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.72 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 351.74 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 290384.64 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 44.0 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 395.9 MB). Peak memory consumption was 440.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 36]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 36). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 88 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 290.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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/const1.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_13-58-33-491.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/const1.i_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_13-58-33-491.csv Completed graceful shutdown