java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_2.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:43:08,121 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:43:08,123 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:43:08,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:43:08,137 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:43:08,138 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:43:08,139 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:43:08,141 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:43:08,143 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:43:08,144 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:43:08,145 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:43:08,145 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:43:08,146 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:43:08,147 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:43:08,148 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:43:08,149 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:43:08,150 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:43:08,152 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:43:08,154 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:43:08,155 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:43:08,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:43:08,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:43:08,160 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:43:08,160 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:43:08,161 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:43:08,162 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:43:08,163 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:43:08,164 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:43:08,165 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:43:08,166 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:43:08,166 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:43:08,167 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:43:08,167 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:43:08,168 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:43:08,169 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:43:08,170 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:43:08,170 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-07-25 14:43:08,182 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:43:08,183 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:43:08,184 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:43:08,184 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:43:08,185 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:43:08,185 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:43:08,185 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:43:08,185 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:43:08,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:43:08,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:43:08,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:43:08,273 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:43:08,273 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:43:08,274 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_2.i_3.bpl [2018-07-25 14:43:08,274 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_2.i_3.bpl' [2018-07-25 14:43:08,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:43:08,334 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:43:08,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:08,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:43:08,335 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:43:08,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:08,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:43:08,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:43:08,380 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:43:08,392 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:43:08,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:43:08,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:43:08,405 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:43:08,409 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/1) ... [2018-07-25 14:43:08,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:43:08,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:43:08,655 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:43:08,655 INFO L202 PluginConnector]: Adding new model count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:08 BoogieIcfgContainer [2018-07-25 14:43:08,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:43:08,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:43:08,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:43:08,661 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:43:08,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:08" (1/2) ... [2018-07-25 14:43:08,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68d54644 and model type count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:43:08, skipping insertion in model container [2018-07-25 14:43:08,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:08" (2/2) ... [2018-07-25 14:43:08,666 INFO L112 eAbstractionObserver]: Analyzing ICFG count_by_2.i_3.bpl [2018-07-25 14:43:08,677 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:43:08,686 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:43:08,737 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:43:08,738 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:43:08,739 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:43:08,739 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:43:08,739 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:43:08,739 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:43:08,740 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:43:08,740 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:43:08,740 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:43:08,756 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:43:08,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:43:08,766 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:08,768 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:43:08,769 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:08,775 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 14:43:08,782 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:08,919 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:43:08,920 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:43:08,924 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:43:08,929 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:43:08,930 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:43:08,932 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 14:43:08,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:43:08,959 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:43:08,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:43:08,962 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 14:43:08,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:43:08,974 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:43:08,974 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:43:08,978 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:43:08,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:43:09,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:43:09,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:43:09,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:43:09,021 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:43:09,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:43:09,021 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:43:09,021 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:43:09,022 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:43:09,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:43:09,022 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:09,023 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:43:09,023 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:09,023 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 14:43:09,024 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:37,288 WARN L169 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 14:43:40,015 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2018-07-25 14:43:43,581 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2018-07-25 14:44:05,200 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:44:09,830 WARN L169 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2018-07-25 14:44:14,797 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-07-25 14:44:20,126 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-07-25 14:44:25,909 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 14:44:31,948 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-07-25 14:44:38,622 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2018-07-25 14:44:45,482 WARN L169 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-07-25 14:44:52,888 WARN L169 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 471 [2018-07-25 14:45:00,806 WARN L169 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 481 [2018-07-25 14:45:09,401 WARN L169 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-07-25 14:45:18,209 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-07-25 14:45:27,611 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2018-07-25 14:45:37,496 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-07-25 14:45:48,159 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2018-07-25 14:45:59,200 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2018-07-25 14:46:10,888 WARN L169 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-07-25 14:46:23,492 WARN L169 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-07-25 14:46:36,490 WARN L169 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2018-07-25 14:46:50,360 WARN L169 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 581 [2018-07-25 14:47:04,759 WARN L169 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2018-07-25 14:47:19,546 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2018-07-25 14:47:34,619 WARN L169 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 611 Received shutdown request... [2018-07-25 14:47:41,517 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:47:41,521 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:47:41,522 INFO L202 PluginConnector]: Adding new model count_by_2.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:47:41 BoogieIcfgContainer [2018-07-25 14:47:41,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:47:41,523 INFO L168 Benchmark]: Toolchain (without parser) took 273190.85 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -161.0 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 216.6 MB). Peak memory consumption was 55.7 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:41,525 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. [2018-07-25 14:47:41,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.12 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:41,526 INFO L168 Benchmark]: Boogie Preprocessor took 24.95 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:41,527 INFO L168 Benchmark]: RCFGBuilder took 250.74 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:41,528 INFO L168 Benchmark]: TraceAbstraction took 272865.31 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -161.0 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 206.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:41,533 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 Procedure Inliner took 44.12 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 24.95 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 250.74 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 272865.31 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -161.0 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 206.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 31]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 31). 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, 272.7s 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, 0.0s 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: 0.0s 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/count_by_2.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-47-41-548.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_2.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-47-41-548.csv Completed graceful shutdown