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-z3.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:20:00,781 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:20:00,783 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:20:00,796 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:20:00,796 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:20:00,798 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:20:00,799 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:20:00,801 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:20:00,802 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:20:00,803 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:20:00,804 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:20:00,805 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:20:00,806 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:20:00,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:20:00,808 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:20:00,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:20:00,809 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:20:00,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:20:00,813 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:20:00,815 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:20:00,816 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:20:00,817 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:20:00,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:20:00,820 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:20:00,820 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:20:00,821 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:20:00,822 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:20:00,823 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:20:00,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:20:00,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:20:00,826 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:20:00,826 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:20:00,827 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:20:00,827 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:20:00,828 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:20:00,829 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:20:00,829 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-07-25 14:20:00,838 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:20:00,838 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:20:00,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:20:00,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:20:00,840 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 14:20:00,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:20:00,840 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:20:00,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:20:00,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:20:00,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:20:00,911 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:20:00,912 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:20:00,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl [2018-07-25 14:20:00,913 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ArrayInit01.bpl' [2018-07-25 14:20:00,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:20:00,959 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:20:00,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:00,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:20:00,960 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:20:00,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:00,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,002 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:20:01,002 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:20:01,002 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:20:01,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:20:01,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:20:01,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:20:01,007 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:20:01,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/1) ... [2018-07-25 14:20:01,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:20:01,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:20:01,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:20:01,032 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:20:01,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (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 14:20:01,119 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:20:01,119 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:20:01,120 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:20:01,364 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:20:01,365 INFO L202 PluginConnector]: Adding new model ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:01 BoogieIcfgContainer [2018-07-25 14:20:01,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:20:01,366 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:20:01,366 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:20:01,370 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:20:01,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:20:00" (1/2) ... [2018-07-25 14:20:01,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b38418 and model type ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:20:01, skipping insertion in model container [2018-07-25 14:20:01,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:20:01" (2/2) ... [2018-07-25 14:20:01,374 INFO L112 eAbstractionObserver]: Analyzing ICFG ArrayInit01.bpl [2018-07-25 14:20:01,384 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:20:01,393 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:20:01,440 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:20:01,441 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:20:01,442 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:20:01,442 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:20:01,442 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:20:01,442 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:20:01,443 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:20:01,443 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:20:01,443 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:20:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 14:20:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:20:01,467 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:01,468 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:20:01,469 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:01,477 INFO L82 PathProgramCache]: Analyzing trace with hash 29984, 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 [2018-07-25 14:20:01,495 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:01,733 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-07-25 14:20:01,922 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:20:01,923 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:20:01,927 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:20:01,932 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:20:01,933 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:20:01,935 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-07-25 14:20:02,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:20:02,036 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 14:20:02,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:20:02,038 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:20:02,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:20:02,051 INFO L225 Difference]: With dead ends: 8 [2018-07-25 14:20:02,052 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:20:02,055 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:20:02,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:20:02,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:20:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:20:02,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:20:02,095 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:20:02,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:20:02,096 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:20:02,096 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:20:02,096 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:20:02,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:20:02,097 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:20:02,097 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:20:02,097 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:20:02,098 INFO L82 PathProgramCache]: Analyzing trace with hash 927558, 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 [2018-07-25 14:20:02,110 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:20:02,657 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 16 [2018-07-25 14:20:20,784 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 Received shutdown request... [2018-07-25 14:24:34,710 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:24:34,711 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:24:34,718 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:24:34,718 INFO L202 PluginConnector]: Adding new model ArrayInit01.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:24:34 BoogieIcfgContainer [2018-07-25 14:24:34,718 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:24:34,719 INFO L168 Benchmark]: Toolchain (without parser) took 273761.41 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -198.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 312.8 MB). Peak memory consumption was 114.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:24:34,721 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:24:34,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:24:34,722 INFO L168 Benchmark]: Boogie Preprocessor took 25.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:24:34,723 INFO L168 Benchmark]: RCFGBuilder took 332.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:24:34,724 INFO L168 Benchmark]: TraceAbstraction took 273352.15 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -198.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 291.6 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2018-07-25 14:24:34,732 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 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.54 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 332.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 273352.15 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -198.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 291.6 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 34]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 34). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 68 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 273.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 3 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred in iteration=0, 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: 0.3s 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/ArrayInit01.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-24-34-745.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ArrayInit01.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-24-34-745.csv Completed graceful shutdown