java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:23:18,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:23:18,207 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:23:18,218 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:23:18,219 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:23:18,220 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:23:18,221 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:23:18,223 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:23:18,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:23:18,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:23:18,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:23:18,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:23:18,227 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:23:18,228 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:23:18,229 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:23:18,230 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:23:18,231 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:23:18,233 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:23:18,235 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:23:18,238 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:23:18,241 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:23:18,242 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:23:18,248 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:23:18,249 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:23:18,249 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:23:18,250 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:23:18,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:23:18,251 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:23:18,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:23:18,257 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:23:18,257 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:23:18,259 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:23:18,259 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:23:18,259 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:23:18,260 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:23:18,262 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:23:18,263 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 16:23:18,276 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:23:18,277 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:23:18,278 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:23:18,281 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:23:18,281 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:23:18,281 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:23:18,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:23:18,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:23:18,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:23:18,366 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:23:18,367 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:23:18,367 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl [2018-07-23 16:23:18,368 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/MonadicInvariant01.bpl' [2018-07-23 16:23:18,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:23:18,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:23:18,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:23:18,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:23:18,413 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:23:18,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/1) ... [2018-07-23 16:23:18,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:23:18,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:23:18,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:23:18,465 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:23:18,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (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 [2018-07-23 16:23:18,542 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-23 16:23:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-23 16:23:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-23 16:23:18,780 INFO L258 CfgBuilder]: Using library mode [2018-07-23 16:23:18,781 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:23:18 BoogieIcfgContainer [2018-07-23 16:23:18,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:23:18,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:23:18,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:23:18,786 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:23:18,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:23:18" (1/2) ... [2018-07-23 16:23:18,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2d3c81 and model type MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:23:18, skipping insertion in model container [2018-07-23 16:23:18,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:23:18" (2/2) ... [2018-07-23 16:23:18,790 INFO L112 eAbstractionObserver]: Analyzing ICFG MonadicInvariant01.bpl [2018-07-23 16:23:18,800 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:23:18,809 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:23:18,863 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:23:18,863 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:23:18,864 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:23:18,864 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:23:18,864 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:23:18,864 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:23:18,865 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:23:18,865 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:23:18,865 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:23:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 16:23:18,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 16:23:18,887 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:23:18,888 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 16:23:18,889 INFO L414 AbstractCegarLoop]: === Iteration 1 === [mainErr0AssertViolationASSERT]=== [2018-07-23 16:23:18,894 INFO L82 PathProgramCache]: Analyzing trace with hash 29920, now seen corresponding path program 1 times [2018-07-23 16:23:18,901 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:23:19,180 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:23:19,180 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:23:19,184 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:23:19,191 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:23:19,191 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:23:19,194 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-23 16:23:19,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:23:19,277 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-07-23 16:23:19,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:23:19,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-23 16:23:19,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:23:19,291 INFO L225 Difference]: With dead ends: 9 [2018-07-23 16:23:19,291 INFO L226 Difference]: Without dead ends: 6 [2018-07-23 16:23:19,295 INFO L573 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 [2018-07-23 16:23:19,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-07-23 16:23:19,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-07-23 16:23:19,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-07-23 16:23:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-07-23 16:23:19,328 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 3 [2018-07-23 16:23:19,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:23:19,328 INFO L471 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2018-07-23 16:23:19,328 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:23:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-07-23 16:23:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-07-23 16:23:19,329 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:23:19,329 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2018-07-23 16:23:19,330 INFO L414 AbstractCegarLoop]: === Iteration 2 === [mainErr0AssertViolationASSERT]=== [2018-07-23 16:23:19,330 INFO L82 PathProgramCache]: Analyzing trace with hash 28754210, now seen corresponding path program 1 times [2018-07-23 16:23:19,330 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:23:19,846 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-23 16:23:20,122 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-07-23 16:23:20,559 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-07-23 16:23:21,168 WARN L169 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-23 16:23:25,014 WARN L169 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-07-23 16:23:31,525 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2018-07-23 16:23:32,112 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2018-07-23 16:23:32,627 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-23 16:23:33,269 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2018-07-23 16:23:33,870 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-23 16:23:34,614 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2018-07-23 16:23:35,307 WARN L169 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-23 16:23:36,670 WARN L169 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2018-07-23 16:23:37,333 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-07-23 16:23:38,015 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 9 [2018-07-23 16:23:38,887 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-07-23 16:23:40,129 WARN L169 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-23 16:23:41,044 WARN L169 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-23 16:23:41,937 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2018-07-23 16:23:42,888 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2018-07-23 16:23:43,734 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-23 16:23:44,732 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2018-07-23 16:23:45,763 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2018-07-23 16:23:46,925 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2018-07-23 16:23:47,939 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-23 16:23:49,133 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-07-23 16:23:50,220 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2018-07-23 16:23:51,495 WARN L169 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-07-23 16:23:52,728 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-23 16:23:54,186 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-07-23 16:23:55,721 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-07-23 16:23:57,243 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2018-07-23 16:23:58,582 WARN L169 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-23 16:24:00,124 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2018-07-23 16:24:01,569 WARN L169 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2018-07-23 16:24:03,242 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-23 16:24:04,778 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-23 16:24:06,518 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-07-23 16:24:08,186 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-23 16:24:10,057 WARN L169 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2018-07-23 16:24:11,793 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-23 16:24:13,813 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2018-07-23 16:24:15,595 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-23 16:24:17,827 WARN L169 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-07-23 16:24:19,812 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-23 16:24:22,106 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-07-23 16:24:24,237 WARN L169 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2018-07-23 16:24:26,712 WARN L169 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-07-23 16:24:28,969 WARN L169 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-23 16:24:31,533 WARN L169 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-23 16:24:33,904 WARN L169 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2018-07-23 16:24:36,570 WARN L169 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-07-23 16:24:39,132 WARN L169 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-23 16:24:41,957 WARN L169 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2018-07-23 16:24:44,591 WARN L169 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-07-23 16:24:47,598 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2018-07-23 16:24:50,371 WARN L169 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-23 16:24:53,620 WARN L169 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-07-23 16:24:56,485 WARN L169 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2018-07-23 16:24:59,896 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-07-23 16:25:02,939 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-23 16:25:06,464 WARN L169 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-07-23 16:25:09,841 WARN L169 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 285 [2018-07-23 16:25:13,539 WARN L169 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-07-23 16:25:17,027 WARN L169 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-23 16:25:20,864 WARN L169 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-07-23 16:25:24,572 WARN L169 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2018-07-23 16:25:28,586 WARN L169 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-23 16:25:32,325 WARN L169 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-23 16:25:36,582 WARN L169 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2018-07-23 16:25:40,699 WARN L169 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-07-23 16:25:45,172 WARN L169 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-23 16:25:49,399 WARN L169 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-23 16:25:54,070 WARN L169 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 318 [2018-07-23 16:25:58,401 WARN L169 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-23 16:26:03,337 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 324 [2018-07-23 16:26:07,844 WARN L169 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-23 16:26:13,077 WARN L169 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 330 [2018-07-23 16:26:17,849 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-23 16:26:23,212 WARN L169 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2018-07-23 16:26:28,162 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-23 16:26:33,816 WARN L169 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-23 16:26:39,174 WARN L169 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-23 16:26:45,027 WARN L169 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-23 16:26:50,458 WARN L169 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-23 16:26:56,597 WARN L169 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 354 [2018-07-23 16:27:02,496 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 357 [2018-07-23 16:27:09,039 WARN L169 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 360 [2018-07-23 16:27:14,963 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-23 16:27:21,730 WARN L169 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2018-07-23 16:27:27,865 WARN L169 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 369 [2018-07-23 16:27:34,763 WARN L169 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2018-07-23 16:27:41,131 WARN L169 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-23 16:27:48,334 WARN L169 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-23 16:27:55,075 WARN L169 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 381 Received shutdown request... [2018-07-23 16:27:59,811 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:27:59,815 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:27:59,816 INFO L202 PluginConnector]: Adding new model MonadicInvariant01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:27:59 BoogieIcfgContainer [2018-07-23 16:27:59,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:27:59,817 INFO L168 Benchmark]: Toolchain (without parser) took 281405.17 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -297.8 MB). Free memory was 1.5 GB in the beginning and 876.1 MB in the end (delta: 585.5 MB). Peak memory consumption was 287.7 MB. Max. memory is 7.1 GB. [2018-07-23 16:27:59,818 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 16:27:59,819 INFO L168 Benchmark]: Boogie Preprocessor took 50.67 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. [2018-07-23 16:27:59,819 INFO L168 Benchmark]: RCFGBuilder took 317.13 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. [2018-07-23 16:27:59,820 INFO L168 Benchmark]: TraceAbstraction took 281033.45 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -297.8 MB). Free memory was 1.4 GB in the beginning and 876.1 MB in the end (delta: 564.4 MB). Peak memory consumption was 266.6 MB. Max. memory is 7.1 GB. [2018-07-23 16:27:59,823 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.67 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 317.13 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 281033.45 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -297.8 MB). Free memory was 1.4 GB in the beginning and 876.1 MB in the end (delta: 564.4 MB). Peak memory consumption was 266.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 25]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 25). Cancelled while BasicCegarLoop was analyzing trace of length 6 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 280.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 6 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/MonadicInvariant01.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-27-59-837.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/MonadicInvariant01.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-27-59-837.csv Completed graceful shutdown