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/bhmr2007.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:51:20,082 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:51:20,084 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:51:20,096 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:51:20,096 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:51:20,098 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:51:20,099 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:51:20,101 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:51:20,103 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:51:20,103 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:51:20,104 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:51:20,105 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:51:20,106 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:51:20,107 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:51:20,108 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:51:20,109 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:51:20,109 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:51:20,111 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:51:20,113 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:51:20,115 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:51:20,116 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:51:20,117 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:51:20,120 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:51:20,120 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:51:20,120 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:51:20,121 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:51:20,122 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:51:20,123 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:51:20,124 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:51:20,125 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:51:20,125 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:51:20,126 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:51:20,126 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:51:20,127 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:51:20,128 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:51:20,128 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:51:20,129 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 15:51:20,137 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:51:20,137 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:51:20,138 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:51:20,139 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:51:20,139 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:51:20,139 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:51:20,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:51:20,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:51:20,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:51:20,223 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:51:20,224 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:51:20,224 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl [2018-07-23 15:51:20,225 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/bhmr2007.c.i_3.bpl' [2018-07-23 15:51:20,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:51:20,301 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:51:20,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:51:20,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:51:20,304 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:51:20,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/1) ... [2018-07-23 15:51:20,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:51:20,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:51:20,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:51:20,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:51:20,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (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 15:51:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:51:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:51:20,631 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:51:20,632 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:51:20 BoogieIcfgContainer [2018-07-23 15:51:20,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:51:20,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:51:20,638 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:51:20,641 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:51:20,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:51:20" (1/2) ... [2018-07-23 15:51:20,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534cb224 and model type bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:51:20, skipping insertion in model container [2018-07-23 15:51:20,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:51:20" (2/2) ... [2018-07-23 15:51:20,645 INFO L112 eAbstractionObserver]: Analyzing ICFG bhmr2007.c.i_3.bpl [2018-07-23 15:51:20,655 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:51:20,668 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:51:20,723 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:51:20,724 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:51:20,724 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:51:20,724 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:51:20,724 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:51:20,725 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:51:20,725 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:51:20,725 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:51:20,725 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:51:20,744 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 15:51:20,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:51:20,757 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:51:20,758 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:51:20,758 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:51:20,764 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-23 15:51:20,773 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:51:21,120 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:51:21,121 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-23 15:51:21,126 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 15:51:21,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 15:51:21,134 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:51:21,137 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-23 15:51:21,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:51:21,200 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 15:51:21,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 15:51:21,203 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-23 15:51:21,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:51:21,215 INFO L225 Difference]: With dead ends: 10 [2018-07-23 15:51:21,216 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 15:51:21,219 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-23 15:51:21,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 15:51:21,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 15:51:21,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 15:51:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 15:51:21,258 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 15:51:21,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:51:21,259 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 15:51:21,259 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 15:51:21,259 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 15:51:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 15:51:21,260 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:51:21,260 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 15:51:21,260 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:51:21,261 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-23 15:51:21,261 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:51:21,742 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-07-23 15:51:22,035 WARN L169 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2018-07-23 15:51:22,408 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-07-23 15:51:22,791 WARN L169 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2018-07-23 15:51:23,998 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-07-23 15:51:24,506 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-07-23 15:51:25,053 WARN L169 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-07-23 15:51:25,689 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2018-07-23 15:51:26,297 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2018-07-23 15:51:26,910 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2018-07-23 15:51:27,695 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-07-23 15:51:28,474 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2018-07-23 15:51:29,454 WARN L169 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2018-07-23 15:51:30,483 WARN L169 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-07-23 15:51:31,764 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-07-23 15:51:33,187 WARN L169 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2018-07-23 15:51:34,706 WARN L169 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2018-07-23 15:51:36,529 WARN L169 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-23 15:51:38,302 WARN L169 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-07-23 15:51:40,348 WARN L169 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-07-23 15:51:42,625 WARN L169 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-23 15:51:44,943 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-23 15:51:47,902 WARN L169 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-07-23 15:51:50,909 WARN L169 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 278 [2018-07-23 15:51:54,223 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-07-23 15:51:57,812 WARN L169 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2018-07-23 15:52:01,609 WARN L169 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2018-07-23 15:52:05,772 WARN L169 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-23 15:52:10,283 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-07-23 15:52:15,886 WARN L169 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-07-23 15:52:20,114 WARN L169 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-07-23 15:52:22,106 WARN L169 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 353 [2018-07-23 15:52:27,876 WARN L169 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2018-07-23 15:52:34,206 WARN L169 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2018-07-23 15:52:40,895 WARN L169 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2018-07-23 15:52:48,596 WARN L169 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-07-23 15:52:56,409 WARN L169 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-23 15:53:04,846 WARN L169 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-07-23 15:53:13,654 WARN L169 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-07-23 15:53:23,127 WARN L169 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-23 15:53:33,124 WARN L169 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-07-23 15:53:43,960 WARN L169 SmtUtils]: Spent 779.00 ms on a formula simplification that was a NOOP. DAG size: 460 [2018-07-23 15:53:55,507 WARN L169 SmtUtils]: Spent 831.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2018-07-23 15:54:07,586 WARN L169 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-07-23 15:54:20,689 WARN L169 SmtUtils]: Spent 932.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2018-07-23 15:54:34,408 WARN L169 SmtUtils]: Spent 856.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2018-07-23 15:54:48,755 WARN L169 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-07-23 15:55:04,267 WARN L169 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-07-23 15:55:20,337 WARN L169 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2018-07-23 15:55:37,437 WARN L169 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 545 [2018-07-23 15:55:55,763 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 556 Received shutdown request... [2018-07-23 15:56:03,350 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 15:56:03,355 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 15:56:03,355 INFO L202 PluginConnector]: Adding new model bhmr2007.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 03:56:03 BoogieIcfgContainer [2018-07-23 15:56:03,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 15:56:03,356 INFO L168 Benchmark]: Toolchain (without parser) took 283056.34 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -126.9 MB). Free memory was 1.5 GB in the beginning and 903.8 MB in the end (delta: 581.4 MB). Peak memory consumption was 454.5 MB. Max. memory is 7.1 GB. [2018-07-23 15:56:03,358 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 15:56:03,358 INFO L168 Benchmark]: Boogie Preprocessor took 56.87 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 15:56:03,362 INFO L168 Benchmark]: RCFGBuilder took 272.49 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. [2018-07-23 15:56:03,362 INFO L168 Benchmark]: TraceAbstraction took 282718.10 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -126.9 MB). Free memory was 1.5 GB in the beginning and 903.8 MB in the end (delta: 560.3 MB). Peak memory consumption was 433.4 MB. Max. memory is 7.1 GB. [2018-07-23 15:56:03,366 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 0.20 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 56.87 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 272.49 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 282718.10 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -126.9 MB). Free memory was 1.5 GB in the beginning and 903.8 MB in the end (delta: 560.3 MB). Peak memory consumption was 433.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 50). 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, 282.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s 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, 0.2s 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/bhmr2007.c.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-56-03-381.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/bhmr2007.c.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_15-56-03-381.csv Completed graceful shutdown