java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:40:30,890 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:40:30,892 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:40:30,904 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:40:30,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:40:30,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:40:30,907 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:40:30,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:40:30,910 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:40:30,911 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:40:30,912 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:40:30,912 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:40:30,913 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:40:30,914 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:40:30,915 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:40:30,916 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:40:30,917 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:40:30,919 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:40:30,924 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:40:30,926 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:40:30,932 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:40:30,937 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:40:30,940 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:40:30,940 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:40:30,940 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:40:30,941 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:40:30,946 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:40:30,947 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:40:30,948 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:40:30,949 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:40:30,949 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:40:30,953 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-26 08:40:30,956 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:40:30,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:40:30,973 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:40:30,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:40:30,974 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:40:30,974 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:40:30,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:40:30,975 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:40:31,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:40:31,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:40:31,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:40:31,036 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:40:31,037 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:40:31,038 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 08:40:31,038 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/nested.i_4.bplTransformedIcfg_BEv2_3.bpl' [2018-09-26 08:40:31,084 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:40:31,087 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:40:31,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:40:31,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:40:31,088 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:40:31,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:40:31,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:40:31,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:40:31,129 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:40:31,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/1) ... [2018-09-26 08:40:31,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:40:31,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:40:31,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:40:31,149 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:40:31,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (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 [2018-09-26 08:40:31,224 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 08:40:31,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:40:31,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:40:31,506 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:40:31,507 INFO L202 PluginConnector]: Adding new model nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:40:31 BoogieIcfgContainer [2018-09-26 08:40:31,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:40:31,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:40:31,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:40:31,512 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:40:31,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:40:31" (1/2) ... [2018-09-26 08:40:31,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2cd5b8 and model type nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:40:31, skipping insertion in model container [2018-09-26 08:40:31,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:40:31" (2/2) ... [2018-09-26 08:40:31,516 INFO L112 eAbstractionObserver]: Analyzing ICFG nested.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 08:40:31,527 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:40:31,538 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:40:31,591 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:40:31,592 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:40:31,593 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:40:31,593 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:40:31,593 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:40:31,593 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:40:31,593 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:40:31,594 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:40:31,594 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:40:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 08:40:31,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 08:40:31,619 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:40:31,620 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 08:40:31,622 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:40:31,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:40:31,628 INFO L82 PathProgramCache]: Analyzing trace with hash 29955, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:40:31,650 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:40:31,919 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:40:31,919 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:40:31,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:40:31,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:40:31,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:40:31,936 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-09-26 08:40:31,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:40:31,995 INFO L93 Difference]: Finished difference Result 10 states and 15 transitions. [2018-09-26 08:40:31,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:40:31,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-09-26 08:40:31,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:40:32,009 INFO L225 Difference]: With dead ends: 10 [2018-09-26 08:40:32,009 INFO L226 Difference]: Without dead ends: 6 [2018-09-26 08:40:32,012 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:40:32,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-09-26 08:40:32,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-09-26 08:40:32,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-09-26 08:40:32,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2018-09-26 08:40:32,047 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 7 transitions. Word has length 3 [2018-09-26 08:40:32,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:40:32,047 INFO L480 AbstractCegarLoop]: Abstraction has 6 states and 7 transitions. [2018-09-26 08:40:32,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:40:32,048 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-26 08:40:32,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-26 08:40:32,048 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:40:32,048 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-09-26 08:40:32,049 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:40:32,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:40:32,049 INFO L82 PathProgramCache]: Analyzing trace with hash 28854189, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:40:32,059 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:40:33,565 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 16 Received shutdown request... [2018-09-26 08:44:56,630 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:44:56,630 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:44:56,636 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:44:56,637 INFO L202 PluginConnector]: Adding new model nested.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:44:56 BoogieIcfgContainer [2018-09-26 08:44:56,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:44:56,637 INFO L168 Benchmark]: Toolchain (without parser) took 265552.94 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -239.6 MB). Free memory was 1.5 GB in the beginning and 994.4 MB in the end (delta: 481.8 MB). Peak memory consumption was 242.2 MB. Max. memory is 7.1 GB. [2018-09-26 08:44:56,639 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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. [2018-09-26 08:44:56,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.93 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. [2018-09-26 08:44:56,641 INFO L168 Benchmark]: Boogie Preprocessor took 20.26 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. [2018-09-26 08:44:56,641 INFO L168 Benchmark]: RCFGBuilder took 358.28 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. [2018-09-26 08:44:56,642 INFO L168 Benchmark]: TraceAbstraction took 265128.61 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -239.6 MB). Free memory was 1.5 GB in the beginning and 994.4 MB in the end (delta: 460.7 MB). Peak memory consumption was 221.1 MB. Max. memory is 7.1 GB. [2018-09-26 08:44:56,647 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 0.18 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 39.93 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 20.26 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 358.28 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 265128.61 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -239.6 MB). Free memory was 1.5 GB in the beginning and 994.4 MB in the end (delta: 460.7 MB). Peak memory consumption was 221.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 51). Cancelled while BasicCegarLoop was analyzing trace of length 6 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 93 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 265.0s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 1 SDslu, 1 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s 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/nested.i_4.bplTransformedIcfg_BEv2_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-44-56-660.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/nested.i_4.bplTransformedIcfg_BEv2_3.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-44-56-660.csv Completed graceful shutdown