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.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:05:47,165 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:05:47,167 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:05:47,179 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:05:47,180 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:05:47,181 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:05:47,182 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:05:47,184 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:05:47,186 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:05:47,187 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:05:47,188 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:05:47,188 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:05:47,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:05:47,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:05:47,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:05:47,192 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:05:47,193 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:05:47,195 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:05:47,197 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:05:47,198 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:05:47,200 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:05:47,201 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:05:47,204 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:05:47,204 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:05:47,204 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:05:47,205 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:05:47,206 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:05:47,207 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:05:47,208 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:05:47,209 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:05:47,210 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:05:47,211 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:05:47,211 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:05:47,211 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:05:47,212 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:05:47,213 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:05:47,213 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:05:47,221 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:05:47,221 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:05:47,223 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:05:47,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:05:47,223 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:05:47,223 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:05:47,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:05:47,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:05:47,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:05:47,319 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:05:47,320 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:05:47,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-07-25 09:05:47,321 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl' [2018-07-25 09:05:47,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:05:47,395 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:05:47,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:05:47,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:05:47,396 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:05:47,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:05:47,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:05:47,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:05:47,438 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:05:47,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/1) ... [2018-07-25 09:05:47,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:05:47,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:05:47,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:05:47,459 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:05:47,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (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 [2018-07-25 09:05:47,541 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 09:05:47,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:05:47,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:05:47,915 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:05:47,915 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:05:47 BoogieIcfgContainer [2018-07-25 09:05:47,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:05:47,917 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:05:47,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:05:47,921 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:05:47,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:05:47" (1/2) ... [2018-07-25 09:05:47,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee30a4c and model type fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:05:47, skipping insertion in model container [2018-07-25 09:05:47,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:05:47" (2/2) ... [2018-07-25 09:05:47,925 INFO L112 eAbstractionObserver]: Analyzing ICFG fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-07-25 09:05:47,935 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:05:47,948 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:05:48,000 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:05:48,001 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:05:48,001 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:05:48,001 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:05:48,001 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:05:48,002 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:05:48,002 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:05:48,002 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:05:48,002 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:05:48,024 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2018-07-25 09:05:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:05:48,035 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:05:48,036 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-07-25 09:05:48,040 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:05:48,047 INFO L82 PathProgramCache]: Analyzing trace with hash 889618619, now seen corresponding path program 1 times [2018-07-25 09:05:48,054 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:05:48,573 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:05:48,574 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-25 09:05:48,577 INFO L451 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-25 09:05:48,583 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-25 09:05:48,584 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-07-25 09:05:48,586 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 6 states. [2018-07-25 09:05:48,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:05:48,869 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2018-07-25 09:05:48,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-25 09:05:48,871 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-07-25 09:05:48,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:05:48,883 INFO L225 Difference]: With dead ends: 12 [2018-07-25 09:05:48,883 INFO L226 Difference]: Without dead ends: 9 [2018-07-25 09:05:48,887 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2018-07-25 09:05:48,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-07-25 09:05:48,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-07-25 09:05:48,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-07-25 09:05:48,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2018-07-25 09:05:48,919 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 6 [2018-07-25 09:05:48,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:05:48,919 INFO L472 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2018-07-25 09:05:48,919 INFO L473 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-25 09:05:48,919 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-07-25 09:05:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-07-25 09:05:48,920 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:05:48,920 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2018-07-25 09:05:48,921 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:05:48,921 INFO L82 PathProgramCache]: Analyzing trace with hash 224946916, now seen corresponding path program 1 times [2018-07-25 09:05:48,921 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:05:49,915 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-07-25 09:09:11,693 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 68 [2018-07-25 09:09:58,224 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 Received shutdown request... [2018-07-25 09:10:19,077 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:10:19,081 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:10:19,081 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:10:19 BoogieIcfgContainer [2018-07-25 09:10:19,081 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:10:19,082 INFO L168 Benchmark]: Toolchain (without parser) took 271687.91 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -185.1 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 304.6 MB). Peak memory consumption was 119.5 MB. Max. memory is 7.1 GB. [2018-07-25 09:10:19,084 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. [2018-07-25 09:10:19,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.90 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 09:10:19,089 INFO L168 Benchmark]: Boogie Preprocessor took 21.53 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 09:10:19,089 INFO L168 Benchmark]: RCFGBuilder took 456.70 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. [2018-07-25 09:10:19,090 INFO L168 Benchmark]: TraceAbstraction took 271163.93 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -185.1 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 283.5 MB). Peak memory consumption was 98.4 MB. Max. memory is 7.1 GB. [2018-07-25 09:10:19,097 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 Procedure Inliner took 40.90 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 21.53 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 456.70 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 271163.93 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -185.1 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 283.5 MB). Peak memory consumption was 98.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 83). Cancelled while BasicCegarLoop was analyzing trace of length 9 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantified with 0quantifier alternations) to 124 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. TIMEOUT Result, 271.0s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 3 SDslu, 10 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred 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: 0.4s 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/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-10-19-116.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/fragtest_simple.i_4.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-10-19-116.csv Completed graceful shutdown