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/20170304-DifficultPathPrograms/hhk2008.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:57:58,218 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:57:58,220 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:57:58,237 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:57:58,237 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:57:58,238 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:57:58,240 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:57:58,242 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:57:58,244 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:57:58,245 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:57:58,247 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:57:58,247 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:57:58,248 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:57:58,249 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:57:58,250 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:57:58,252 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:57:58,253 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:57:58,257 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:57:58,265 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:57:58,267 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:57:58,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:57:58,270 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:57:58,275 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:57:58,275 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:57:58,275 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:57:58,276 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:57:58,277 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:57:58,278 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:57:58,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:57:58,280 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:57:58,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:57:58,283 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:57:58,283 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:57:58,283 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:57:58,284 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:57:58,285 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:57:58,285 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 15:57:58,301 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:57:58,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:57:58,302 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:57:58,303 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:57:58,303 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:57:58,303 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:57:58,368 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:57:58,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:57:58,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:57:58,394 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:57:58,395 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:57:58,395 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/hhk2008.c.i_3.bpl [2018-07-23 15:57:58,396 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/hhk2008.c.i_3.bpl' [2018-07-23 15:57:58,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:57:58,456 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:57:58,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:57:58,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:57:58,457 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:57:58,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/1) ... [2018-07-23 15:57:58,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:57:58,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:57:58,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:57:58,509 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:57:58,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (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 15:57:58,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:57:58,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:57:58,824 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:57:58,825 INFO L202 PluginConnector]: Adding new model hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:57:58 BoogieIcfgContainer [2018-07-23 15:57:58,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:57:58,826 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:57:58,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:57:58,830 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:57:58,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:57:58" (1/2) ... [2018-07-23 15:57:58,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150e4b45 and model type hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:57:58, skipping insertion in model container [2018-07-23 15:57:58,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:57:58" (2/2) ... [2018-07-23 15:57:58,834 INFO L112 eAbstractionObserver]: Analyzing ICFG hhk2008.c.i_3.bpl [2018-07-23 15:57:58,845 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:57:58,856 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:57:58,910 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:57:58,911 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:57:58,912 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:57:58,912 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:57:58,912 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:57:58,912 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:57:58,912 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:57:58,913 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:57:58,913 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:57:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 15:57:58,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:57:58,947 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:57:58,949 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:57:58,949 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:57:58,955 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 15:57:58,962 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:57:59,247 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:57:59,248 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 15:57:59,253 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 15:57:59,263 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 15:57:59,267 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:57:59,270 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 15:57:59,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:57:59,349 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 15:57:59,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 15:57:59,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 15:57:59,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:57:59,362 INFO L225 Difference]: With dead ends: 10 [2018-07-23 15:57:59,363 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 15:57:59,366 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:57:59,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 15:57:59,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 15:57:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 15:57:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 15:57:59,404 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 15:57:59,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:57:59,404 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 15:57:59,405 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 15:57:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 15:57:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 15:57:59,405 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:57:59,406 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 15:57:59,406 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:57:59,406 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 15:57:59,406 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:58:00,512 WARN L169 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-07-23 15:58:03,061 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-07-23 15:58:04,025 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 16 [2018-07-23 15:58:04,843 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2018-07-23 15:58:05,337 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2018-07-23 15:58:06,118 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-23 15:58:06,821 WARN L169 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-23 15:58:07,551 WARN L169 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2018-07-23 15:58:08,347 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2018-07-23 15:58:09,267 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2018-07-23 15:58:10,662 WARN L169 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-07-23 15:58:11,802 WARN L169 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2018-07-23 15:58:13,015 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-07-23 15:58:14,375 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-23 15:58:15,909 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-23 15:58:17,573 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2018-07-23 15:58:19,335 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2018-07-23 15:58:21,406 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-07-23 15:58:23,503 WARN L169 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-23 15:58:25,907 WARN L169 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2018-07-23 15:58:28,398 WARN L169 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2018-07-23 15:58:31,244 WARN L169 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2018-07-23 15:58:34,762 WARN L169 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-23 15:58:38,974 WARN L169 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 292 [2018-07-23 15:58:42,609 WARN L169 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-07-23 15:58:46,379 WARN L169 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2018-07-23 15:58:50,341 WARN L169 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-23 15:58:54,600 WARN L169 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2018-07-23 15:58:59,203 WARN L169 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-07-23 15:59:04,079 WARN L169 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2018-07-23 15:59:09,564 WARN L169 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2018-07-23 15:59:15,077 WARN L169 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-07-23 15:59:20,906 WARN L169 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 373 [2018-07-23 15:59:27,134 WARN L169 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2018-07-23 15:59:33,984 WARN L169 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-23 15:59:41,307 WARN L169 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-07-23 15:59:48,856 WARN L169 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2018-07-23 15:59:56,711 WARN L169 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2018-07-23 16:00:05,243 WARN L169 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-23 16:00:14,169 WARN L169 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2018-07-23 16:00:23,614 WARN L169 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2018-07-23 16:00:33,613 WARN L169 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-23 16:00:44,569 WARN L169 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-07-23 16:00:56,174 WARN L169 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2018-07-23 16:01:07,886 WARN L169 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-07-23 16:01:20,374 WARN L169 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-07-23 16:01:33,383 WARN L169 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-07-23 16:01:47,114 WARN L169 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-07-23 16:02:01,504 WARN L169 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2018-07-23 16:02:16,665 WARN L169 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-07-23 16:02:32,475 WARN L169 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 535 Received shutdown request... [2018-07-23 16:02:45,713 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:02:45,718 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:02:45,719 INFO L202 PluginConnector]: Adding new model hhk2008.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:02:45 BoogieIcfgContainer [2018-07-23 16:02:45,719 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:02:45,720 INFO L168 Benchmark]: Toolchain (without parser) took 287264.22 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -278.4 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 387.3 MB). Peak memory consumption was 108.9 MB. Max. memory is 7.1 GB. [2018-07-23 16:02:45,721 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 16:02:45,721 INFO L168 Benchmark]: Boogie Preprocessor took 51.44 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 16:02:45,722 INFO L168 Benchmark]: RCFGBuilder took 316.34 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 16:02:45,723 INFO L168 Benchmark]: TraceAbstraction took 286892.61 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -278.4 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 366.1 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. [2018-07-23 16:02:45,726 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 51.44 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 316.34 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 286892.61 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -278.4 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 366.1 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 47]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 47). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 286.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/hhk2008.c.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-02-45-737.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/hhk2008.c.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-02-45-737.csv Completed graceful shutdown