java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:18:49,583 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:18:49,585 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:18:49,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:18:49,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:18:49,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:18:49,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:18:49,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:18:49,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:18:49,613 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:18:49,615 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:18:49,616 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:18:49,617 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:18:49,619 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:18:49,620 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:18:49,621 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:18:49,624 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:18:49,626 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:18:49,636 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:18:49,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:18:49,642 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:18:49,643 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:18:49,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:18:49,646 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:18:49,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:18:49,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:18:49,648 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:18:49,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:18:49,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:18:49,651 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:18:49,651 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:18:49,652 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:18:49,652 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:18:49,652 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:18:49,653 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:18:49,654 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:18:49,654 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 09:18:49,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:18:49,664 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:18:49,666 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:18:49,666 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:18:49,667 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:18:49,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:18:49,667 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:18:49,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:18:49,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:18:49,730 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:18:49,733 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:18:49,734 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:18:49,736 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl [2018-09-26 09:18:49,736 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ValueTerminatedArrayIteration01.bpl' [2018-09-26 09:18:49,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:18:49,786 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:18:49,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:18:49,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:18:49,787 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:18:49,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,826 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:18:49,826 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:18:49,826 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:18:49,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:18:49,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:18:49,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:18:49,830 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:18:49,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... [2018-09-26 09:18:49,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:18:49,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:18:49,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:18:49,856 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:18:49,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-09-26 09:18:49,934 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 09:18:49,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:18:49,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:18:50,197 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:18:50,197 INFO L202 PluginConnector]: Adding new model ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:18:50 BoogieIcfgContainer [2018-09-26 09:18:50,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:18:50,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:18:50,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:18:50,203 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:18:50,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:18:49" (1/2) ... [2018-09-26 09:18:50,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a65743f and model type ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:18:50, skipping insertion in model container [2018-09-26 09:18:50,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:18:50" (2/2) ... [2018-09-26 09:18:50,206 INFO L112 eAbstractionObserver]: Analyzing ICFG ValueTerminatedArrayIteration01.bpl [2018-09-26 09:18:50,217 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:18:50,227 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:18:50,270 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:18:50,271 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:18:50,271 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:18:50,271 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:18:50,271 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:18:50,271 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:18:50,272 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:18:50,272 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:18:50,272 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:18:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 09:18:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:18:50,296 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:18:50,297 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:18:50,298 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:18:50,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:18:50,305 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:18:50,333 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:18:50,669 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:18:50,670 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:18:50,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:18:50,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:18:50,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:18:50,683 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-09-26 09:18:50,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:18:50,764 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 09:18:50,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:18:50,766 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:18:50,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:18:50,776 INFO L225 Difference]: With dead ends: 8 [2018-09-26 09:18:50,776 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:18:50,780 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:18:50,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:18:50,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:18:50,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:18:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:18:50,814 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:18:50,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:18:50,815 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:18:50,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:18:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:18:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:18:50,815 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:18:50,816 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:18:50,816 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:18:50,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:18:50,817 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:18:50,828 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:18:51,877 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-26 09:18:52,047 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-09-26 09:18:52,673 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-09-26 09:18:53,571 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-09-26 09:18:53,969 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2018-09-26 09:18:54,458 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-09-26 09:18:54,960 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2018-09-26 09:18:55,765 WARN L178 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2018-09-26 09:18:56,623 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2018-09-26 09:18:57,522 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2018-09-26 09:18:58,419 WARN L178 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-09-26 09:18:59,413 WARN L178 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2018-09-26 09:19:00,448 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-09-26 09:19:01,606 WARN L178 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-09-26 09:19:02,912 WARN L178 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-09-26 09:19:04,542 WARN L178 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-26 09:19:04,977 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2018-09-26 09:19:06,142 WARN L178 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-09-26 09:19:07,969 WARN L178 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2018-09-26 09:19:09,903 WARN L178 SmtUtils]: Spent 825.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-26 09:19:11,964 WARN L178 SmtUtils]: Spent 893.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-09-26 09:19:14,349 WARN L178 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 194 [2018-09-26 09:19:16,795 WARN L178 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 202 [2018-09-26 09:19:19,621 WARN L178 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 210 [2018-09-26 09:19:22,511 WARN L178 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 218 [2018-09-26 09:19:25,773 WARN L178 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 226 [2018-09-26 09:19:29,187 WARN L178 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 234 [2018-09-26 09:19:30,127 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-09-26 09:19:30,518 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2018-09-26 09:19:32,915 WARN L178 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 09:19:34,028 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-09-26 09:19:34,896 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:19:37,451 WARN L178 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 250 [2018-09-26 09:19:38,854 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-09-26 09:19:39,268 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-09-26 09:19:42,507 WARN L178 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 258 [2018-09-26 09:19:44,065 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-09-26 09:19:44,583 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-09-26 09:19:47,919 WARN L178 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 266 [2018-09-26 09:19:50,199 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-09-26 09:19:50,685 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-09-26 09:19:53,777 WARN L178 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 274 [2018-09-26 09:19:55,221 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-09-26 09:19:55,738 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-09-26 09:19:59,091 WARN L178 SmtUtils]: Spent 2.44 s on a formula simplification that was a NOOP. DAG size: 282 [2018-09-26 09:20:00,602 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-09-26 09:20:01,126 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-09-26 09:20:04,760 WARN L178 SmtUtils]: Spent 2.67 s on a formula simplification that was a NOOP. DAG size: 290 [2018-09-26 09:20:06,349 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-09-26 09:20:06,890 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-09-26 09:20:10,770 WARN L178 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 298 [2018-09-26 09:20:12,556 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-09-26 09:20:13,120 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2018-09-26 09:20:17,243 WARN L178 SmtUtils]: Spent 3.07 s on a formula simplification that was a NOOP. DAG size: 306 [2018-09-26 09:20:19,130 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-09-26 09:20:19,723 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-09-26 09:20:24,064 WARN L178 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 314 [2018-09-26 09:20:26,111 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-09-26 09:20:26,728 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-09-26 09:20:31,296 WARN L178 SmtUtils]: Spent 3.42 s on a formula simplification that was a NOOP. DAG size: 322 [2018-09-26 09:20:33,501 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2018-09-26 09:20:34,168 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2018-09-26 09:20:39,011 WARN L178 SmtUtils]: Spent 3.62 s on a formula simplification that was a NOOP. DAG size: 330 [2018-09-26 09:20:41,422 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-09-26 09:20:42,088 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-09-26 09:20:47,170 WARN L178 SmtUtils]: Spent 3.81 s on a formula simplification that was a NOOP. DAG size: 338 [2018-09-26 09:20:49,743 WARN L178 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-09-26 09:20:50,450 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-09-26 09:20:55,808 WARN L178 SmtUtils]: Spent 4.00 s on a formula simplification that was a NOOP. DAG size: 345 [2018-09-26 09:20:58,606 WARN L178 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-09-26 09:20:59,394 WARN L178 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-09-26 09:21:05,307 WARN L178 SmtUtils]: Spent 4.45 s on a formula simplification that was a NOOP. DAG size: 353 [2018-09-26 09:21:08,293 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-09-26 09:21:09,084 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-09-26 09:21:15,217 WARN L178 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 361 [2018-09-26 09:21:18,302 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-09-26 09:21:19,127 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2018-09-26 09:21:25,310 WARN L178 SmtUtils]: Spent 4.66 s on a formula simplification that was a NOOP. DAG size: 369 [2018-09-26 09:21:28,654 WARN L178 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-09-26 09:21:29,499 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-09-26 09:21:36,030 WARN L178 SmtUtils]: Spent 4.95 s on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 09:21:39,582 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-09-26 09:21:40,456 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-09-26 09:21:47,326 WARN L178 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 385 [2018-09-26 09:21:51,189 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-09-26 09:21:52,101 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-09-26 09:21:59,381 WARN L178 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 393 [2018-09-26 09:22:03,443 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-09-26 09:22:04,370 WARN L178 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 09:22:12,018 WARN L178 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 401 [2018-09-26 09:22:16,463 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-09-26 09:22:17,440 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-09-26 09:22:25,491 WARN L178 SmtUtils]: Spent 6.13 s on a formula simplification that was a NOOP. DAG size: 409 [2018-09-26 09:22:30,130 WARN L178 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-09-26 09:22:31,114 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-09-26 09:22:39,501 WARN L178 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 417 [2018-09-26 09:22:44,424 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-09-26 09:22:45,462 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-09-26 09:22:54,231 WARN L178 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 425 [2018-09-26 09:22:59,502 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-09-26 09:23:00,577 WARN L178 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-09-26 09:23:09,815 WARN L178 SmtUtils]: Spent 7.07 s on a formula simplification that was a NOOP. DAG size: 433 [2018-09-26 09:23:15,355 WARN L178 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-09-26 09:23:16,456 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 278 Received shutdown request... [2018-09-26 09:23:22,818 WARN L186 SmtUtils]: Removed 52 from assertion stack [2018-09-26 09:23:23,020 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:23:23,021 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:23:23,026 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:23:23,027 INFO L202 PluginConnector]: Adding new model ValueTerminatedArrayIteration01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:23:23 BoogieIcfgContainer [2018-09-26 09:23:23,027 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:23:23,028 INFO L168 Benchmark]: Toolchain (without parser) took 273245.79 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -245.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 305.5 MB). Peak memory consumption was 362.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:23:23,029 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:23:23,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:23:23,030 INFO L168 Benchmark]: Boogie Preprocessor took 25.76 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. [2018-09-26 09:23:23,031 INFO L168 Benchmark]: RCFGBuilder took 342.10 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. [2018-09-26 09:23:23,032 INFO L168 Benchmark]: TraceAbstraction took 272828.37 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -245.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 284.3 MB). Peak memory consumption was 341.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:23:23,035 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 0.15 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 42.78 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.76 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 342.10 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 272828.37 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -245.4 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 284.3 MB). Peak memory consumption was 341.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 20]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 20). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 441. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 272.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 3 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=5occurred in iteration=0, 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/ValueTerminatedArrayIteration01.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-23-23-047.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ValueTerminatedArrayIteration01.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-23-23-047.csv Completed graceful shutdown