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/nonlinear/Mult1-Safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:27:07,360 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:27:07,362 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:27:07,375 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:27:07,375 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:27:07,376 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:27:07,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:27:07,379 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:27:07,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:27:07,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:27:07,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:27:07,383 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:27:07,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:27:07,387 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:27:07,389 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:27:07,393 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:27:07,394 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:27:07,400 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:27:07,404 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:27:07,406 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:27:07,407 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:27:07,408 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:27:07,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:27:07,412 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:27:07,412 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:27:07,413 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:27:07,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:27:07,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:27:07,416 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:27:07,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:27:07,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:27:07,420 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:27:07,420 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:27:07,421 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:27:07,422 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:27:07,424 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:27:07,425 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 16:27:07,440 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:27:07,440 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:27:07,442 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:27:07,442 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:27:07,442 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:27:07,442 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:27:07,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:27:07,511 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:27:07,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:27:07,517 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:27:07,518 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:27:07,519 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Mult1-Safe.bpl [2018-07-23 16:27:07,519 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/nonlinear/Mult1-Safe.bpl' [2018-07-23 16:27:07,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:27:07,572 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:27:07,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:27:07,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:27:07,573 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:27:07,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/1) ... [2018-07-23 16:27:07,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:27:07,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:27:07,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:27:07,631 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:27:07,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (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 16:27:07,711 INFO L124 BoogieDeclarations]: Specification and implementation of procedure mult given in one single declaration [2018-07-23 16:27:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure mult [2018-07-23 16:27:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure mult [2018-07-23 16:27:07,772 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 16:27:07,904 INFO L258 CfgBuilder]: Using library mode [2018-07-23 16:27:07,905 INFO L202 PluginConnector]: Adding new model Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:27:07 BoogieIcfgContainer [2018-07-23 16:27:07,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:27:07,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:27:07,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:27:07,910 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:27:07,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:27:07" (1/2) ... [2018-07-23 16:27:07,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac3dba8 and model type Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:27:07, skipping insertion in model container [2018-07-23 16:27:07,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:27:07" (2/2) ... [2018-07-23 16:27:07,914 INFO L112 eAbstractionObserver]: Analyzing ICFG Mult1-Safe.bpl [2018-07-23 16:27:07,924 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:27:07,936 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:27:07,984 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:27:07,984 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:27:07,985 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:27:07,985 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:27:07,985 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:27:07,985 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:27:07,985 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:27:07,986 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:27:07,986 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:27:08,002 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-23 16:27:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 16:27:08,022 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:27:08,023 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 16:27:08,023 INFO L414 AbstractCegarLoop]: === Iteration 1 === [multErr0EnsuresViolationPOST_CONDITION]=== [2018-07-23 16:27:08,029 INFO L82 PathProgramCache]: Analyzing trace with hash 39627, now seen corresponding path program 1 times [2018-07-23 16:27:08,034 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:27:08,385 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:27:08,386 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 16:27:08,390 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 16:27:08,407 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 16:27:08,407 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-23 16:27:08,412 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-23 16:27:08,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:27:08,488 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-23 16:27:08,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 16:27:08,490 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-23 16:27:08,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:27:08,502 INFO L225 Difference]: With dead ends: 8 [2018-07-23 16:27:08,502 INFO L226 Difference]: Without dead ends: 5 [2018-07-23 16:27:08,505 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 16:27:08,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-23 16:27:08,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-23 16:27:08,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-23 16:27:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-23 16:27:08,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-23 16:27:08,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:27:08,542 INFO L471 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-23 16:27:08,542 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 16:27:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-23 16:27:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 16:27:08,543 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:27:08,543 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 16:27:08,544 INFO L414 AbstractCegarLoop]: === Iteration 2 === [multErr0EnsuresViolationPOST_CONDITION]=== [2018-07-23 16:27:08,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1226462, now seen corresponding path program 1 times [2018-07-23 16:27:08,544 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:27:10,159 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-07-23 16:27:10,793 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-07-23 16:27:11,148 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2018-07-23 16:27:11,890 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-07-23 16:27:12,646 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2018-07-23 16:27:13,329 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-07-23 16:27:14,091 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2018-07-23 16:27:14,584 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2018-07-23 16:27:15,089 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2018-07-23 16:27:15,627 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-07-23 16:27:16,305 WARN L169 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2018-07-23 16:27:17,229 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-07-23 16:27:17,942 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-23 16:27:18,648 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-23 16:27:19,406 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2018-07-23 16:27:20,211 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2018-07-23 16:27:21,184 WARN L169 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-07-23 16:27:22,285 WARN L169 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-23 16:27:23,273 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-07-23 16:27:24,569 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2018-07-23 16:27:25,805 WARN L169 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 254 [2018-07-23 16:27:27,088 WARN L169 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-23 16:27:28,359 WARN L169 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2018-07-23 16:27:30,191 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-07-23 16:27:32,495 WARN L169 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2018-07-23 16:27:34,769 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-23 16:27:36,454 WARN L169 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-07-23 16:27:38,183 WARN L169 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 317 [2018-07-23 16:27:39,837 WARN L169 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 326 [2018-07-23 16:27:41,598 WARN L169 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-07-23 16:27:43,617 WARN L169 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 344 [2018-07-23 16:27:45,608 WARN L169 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2018-07-23 16:27:47,678 WARN L169 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-07-23 16:27:49,827 WARN L169 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-23 16:27:52,072 WARN L169 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-07-23 16:27:54,528 WARN L169 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-23 16:27:56,957 WARN L169 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-07-23 16:27:59,696 WARN L169 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-23 16:28:02,334 WARN L169 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2018-07-23 16:28:05,198 WARN L169 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 425 [2018-07-23 16:28:08,261 WARN L169 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-07-23 16:28:11,310 WARN L169 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2018-07-23 16:28:14,481 WARN L169 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-07-23 16:28:17,742 WARN L169 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-07-23 16:28:21,106 WARN L169 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2018-07-23 16:28:24,670 WARN L169 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2018-07-23 16:28:28,265 WARN L169 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-07-23 16:28:31,990 WARN L169 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2018-07-23 16:28:35,885 WARN L169 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-07-23 16:28:39,881 WARN L169 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-07-23 16:28:44,012 WARN L169 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-07-23 16:28:48,286 WARN L169 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-07-23 16:28:52,749 WARN L169 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2018-07-23 16:28:57,340 WARN L169 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-07-23 16:29:02,184 WARN L169 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2018-07-23 16:29:07,117 WARN L169 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 569 [2018-07-23 16:29:12,165 WARN L169 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2018-07-23 16:29:17,418 WARN L169 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 587 [2018-07-23 16:29:22,781 WARN L169 SmtUtils]: Spent 874.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-07-23 16:29:28,440 WARN L169 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2018-07-23 16:29:34,115 WARN L169 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 614 [2018-07-23 16:29:39,995 WARN L169 SmtUtils]: Spent 947.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2018-07-23 16:29:46,149 WARN L169 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2018-07-23 16:29:52,365 WARN L169 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 641 [2018-07-23 16:29:58,764 WARN L169 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 650 [2018-07-23 16:30:05,381 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 659 [2018-07-23 16:30:12,315 WARN L169 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 668 [2018-07-23 16:30:19,373 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 677 [2018-07-23 16:30:26,736 WARN L169 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 686 [2018-07-23 16:30:34,127 WARN L169 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 695 [2018-07-23 16:30:41,802 WARN L169 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 704 [2018-07-23 16:30:49,770 WARN L169 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 713 [2018-07-23 16:30:57,909 WARN L169 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 722 [2018-07-23 16:31:06,198 WARN L169 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 731 [2018-07-23 16:31:14,608 WARN L169 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 740 [2018-07-23 16:31:23,519 WARN L169 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 749 [2018-07-23 16:31:32,422 WARN L169 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 758 [2018-07-23 16:31:41,737 WARN L169 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 767 Received shutdown request... [2018-07-23 16:31:46,840 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:31:46,844 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:31:46,844 INFO L202 PluginConnector]: Adding new model Mult1-Safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:31:46 BoogieIcfgContainer [2018-07-23 16:31:46,844 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:31:46,845 INFO L168 Benchmark]: Toolchain (without parser) took 279274.68 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -321.9 MB). Free memory was 1.5 GB in the beginning and 882.9 MB in the end (delta: 568.2 MB). Peak memory consumption was 246.3 MB. Max. memory is 7.1 GB. [2018-07-23 16:31:46,846 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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 16:31:46,847 INFO L168 Benchmark]: Boogie Preprocessor took 57.74 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 16:31:46,848 INFO L168 Benchmark]: RCFGBuilder took 274.25 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 16:31:46,848 INFO L168 Benchmark]: TraceAbstraction took 278938.00 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -321.9 MB). Free memory was 1.4 GB in the beginning and 882.9 MB in the end (delta: 547.0 MB). Peak memory consumption was 225.1 MB. Max. memory is 7.1 GB. [2018-07-23 16:31:46,852 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 0.24 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 57.74 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 274.25 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 278938.00 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -321.9 MB). Free memory was 1.4 GB in the beginning and 882.9 MB in the end (delta: 547.0 MB). Peak memory consumption was 225.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 9]: Timeout (TraceAbstraction) Unable to prove that procedure postcondition always holds (line 9). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 258 known predicates. - 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: 2 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 7 SolverSat, 2 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: 0.3s 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/Mult1-Safe.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-31-46-864.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Mult1-Safe.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-31-46-864.csv Completed graceful shutdown