java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Octopussy.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:24:31,723 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:24:31,725 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:24:31,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:24:31,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:24:31,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:24:31,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:24:31,754 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:24:31,755 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:24:31,756 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:24:31,757 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:24:31,758 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:24:31,758 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:24:31,759 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:24:31,761 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:24:31,762 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:24:31,762 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:24:31,764 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:24:31,766 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:24:31,768 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:24:31,769 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:24:31,770 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:24:31,772 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:24:31,773 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:24:31,773 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:24:31,774 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:24:31,775 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:24:31,775 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:24:31,776 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:24:31,777 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:24:31,778 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:24:31,778 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:24:31,778 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:24:31,779 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:24:31,780 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:24:31,780 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:24:31,781 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:24:31,797 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:24:31,797 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:24:31,799 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:24:31,799 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:24:31,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:24:31,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:31,800 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:24:31,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:24:31,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:24:31,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:24:31,863 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:24:31,864 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:24:31,865 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Octopussy.bpl [2018-07-25 14:24:31,865 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Octopussy.bpl' [2018-07-25 14:24:31,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:24:31,914 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:24:31,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:24:31,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:24:31,915 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:24:31,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,954 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:24:31,954 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:24:31,954 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:24:31,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:24:31,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:24:31,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:24:31,958 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:24:31,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... [2018-07-25 14:24:31,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:24:31,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:24:31,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:24:31,982 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:24:31,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-25 14:24:32,062 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:24:32,062 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:24:32,062 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:24:32,209 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:24:32,210 INFO L202 PluginConnector]: Adding new model Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:24:32 BoogieIcfgContainer [2018-07-25 14:24:32,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:24:32,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:24:32,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:24:32,215 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:24:32,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:24:31" (1/2) ... [2018-07-25 14:24:32,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359bd81a and model type Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:24:32, skipping insertion in model container [2018-07-25 14:24:32,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:24:32" (2/2) ... [2018-07-25 14:24:32,219 INFO L112 eAbstractionObserver]: Analyzing ICFG Octopussy.bpl [2018-07-25 14:24:32,228 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:24:32,237 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:24:32,283 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:24:32,284 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:24:32,285 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:24:32,285 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:24:32,285 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:24:32,285 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:24:32,286 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:24:32,286 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:24:32,286 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:24:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:24:32,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:24:32,309 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:24:32,311 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:24:32,312 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:24:32,317 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:32,352 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:24:32,655 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:24:32,655 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:24:32,659 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:24:32,664 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:24:32,664 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:24:32,666 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:24:32,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:24:32,774 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-07-25 14:24:32,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:24:32,776 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:24:32,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:24:32,787 INFO L225 Difference]: With dead ends: 11 [2018-07-25 14:24:32,787 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:24:32,791 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:24:32,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:24:32,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:24:32,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:24:32,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:24:32,824 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:24:32,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:24:32,824 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:24:32,825 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:24:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:24:32,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:24:32,825 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:24:32,825 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:24:32,826 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:24:32,826 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:32,839 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:24:33,703 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-07-25 14:24:37,857 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2018-07-25 14:24:38,655 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-25 14:24:39,121 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-07-25 14:24:39,543 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-07-25 14:24:40,168 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-25 14:24:40,719 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-07-25 14:24:41,259 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-07-25 14:24:41,864 WARN L169 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-25 14:24:42,432 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-07-25 14:24:43,208 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2018-07-25 14:24:43,953 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-25 14:24:44,698 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-07-25 14:24:45,424 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2018-07-25 14:24:46,215 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-25 14:24:47,612 WARN L169 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-07-25 14:24:49,432 WARN L169 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 14:24:51,247 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-07-25 14:24:52,261 WARN L169 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2018-07-25 14:24:53,382 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-07-25 14:24:54,450 WARN L169 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 14:24:55,634 WARN L169 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-07-25 14:24:56,884 WARN L169 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 269 [2018-07-25 14:24:58,177 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-07-25 14:24:59,471 WARN L169 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-25 14:25:00,826 WARN L169 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2018-07-25 14:25:02,257 WARN L169 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-25 14:25:03,801 WARN L169 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2018-07-25 14:25:05,346 WARN L169 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 14:25:06,885 WARN L169 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-25 14:25:08,636 WARN L169 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2018-07-25 14:25:10,354 WARN L169 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-25 14:25:12,117 WARN L169 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 14:25:14,120 WARN L169 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2018-07-25 14:25:16,085 WARN L169 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-07-25 14:25:18,048 WARN L169 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2018-07-25 14:25:20,229 WARN L169 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-25 14:25:22,358 WARN L169 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2018-07-25 14:25:24,675 WARN L169 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2018-07-25 14:25:26,980 WARN L169 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-07-25 14:25:29,402 WARN L169 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2018-07-25 14:25:31,888 WARN L169 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2018-07-25 14:25:34,512 WARN L169 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2018-07-25 14:25:37,124 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2018-07-25 14:25:39,929 WARN L169 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-07-25 14:25:42,745 WARN L169 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 430 [2018-07-25 14:25:45,976 WARN L169 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2018-07-25 14:25:48,981 WARN L169 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2018-07-25 14:25:52,082 WARN L169 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-07-25 14:25:55,412 WARN L169 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-07-25 14:25:58,723 WARN L169 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 465 [2018-07-25 14:26:02,121 WARN L169 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2018-07-25 14:26:05,648 WARN L169 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2018-07-25 14:26:09,251 WARN L169 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2018-07-25 14:26:12,966 WARN L169 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2018-07-25 14:26:16,947 WARN L169 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-07-25 14:26:20,940 WARN L169 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2018-07-25 14:26:25,058 WARN L169 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-25 14:26:29,322 WARN L169 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-07-25 14:26:33,781 WARN L169 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-07-25 14:26:38,377 WARN L169 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-07-25 14:26:43,156 WARN L169 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2018-07-25 14:26:48,151 WARN L169 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2018-07-25 14:26:53,145 WARN L169 SmtUtils]: Spent 776.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2018-07-25 14:26:58,166 WARN L169 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2018-07-25 14:27:03,453 WARN L169 SmtUtils]: Spent 812.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2018-07-25 14:27:08,959 WARN L169 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2018-07-25 14:27:14,502 WARN L169 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 584 [2018-07-25 14:27:20,170 WARN L169 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2018-07-25 14:27:25,920 WARN L169 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2018-07-25 14:27:31,762 WARN L169 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2018-07-25 14:27:37,766 WARN L169 SmtUtils]: Spent 960.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-07-25 14:27:43,900 WARN L169 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2018-07-25 14:27:50,323 WARN L169 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-07-25 14:27:56,838 WARN L169 SmtUtils]: Spent 963.00 ms on a formula simplification that was a NOOP. DAG size: 633 [2018-07-25 14:28:03,525 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 640 [2018-07-25 14:28:10,337 WARN L169 SmtUtils]: Spent 998.00 ms on a formula simplification that was a NOOP. DAG size: 647 [2018-07-25 14:28:17,312 WARN L169 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 654 [2018-07-25 14:28:24,625 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 661 [2018-07-25 14:28:32,083 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 668 [2018-07-25 14:28:39,672 WARN L169 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 675 [2018-07-25 14:28:47,455 WARN L169 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 682 [2018-07-25 14:28:55,261 WARN L169 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 689 [2018-07-25 14:29:03,300 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 696 Received shutdown request... [2018-07-25 14:29:10,903 WARN L177 SmtUtils]: Removed 59 from assertion stack [2018-07-25 14:29:11,105 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:29:11,106 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:29:11,111 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:29:11,112 INFO L202 PluginConnector]: Adding new model Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:29:11 BoogieIcfgContainer [2018-07-25 14:29:11,112 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:29:11,112 INFO L168 Benchmark]: Toolchain (without parser) took 279199.88 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -349.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 395.8 MB). Peak memory consumption was 245.7 MB. Max. memory is 7.1 GB. [2018-07-25 14:29:11,114 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:29:11,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.80 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:29:11,115 INFO L168 Benchmark]: Boogie Preprocessor took 23.39 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:29:11,115 INFO L168 Benchmark]: RCFGBuilder took 229.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:29:11,116 INFO L168 Benchmark]: TraceAbstraction took 278899.99 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -349.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 374.7 MB). Peak memory consumption was 224.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:29:11,120 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 0.18 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 42.80 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.39 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 229.30 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 278899.99 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -349.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 374.7 MB). Peak memory consumption was 224.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 26]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 26). 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 703. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 278.8s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=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/Octopussy.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-29-11-131.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Octopussy.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-29-11-131.csv Completed graceful shutdown