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/20170304-DifficultPathPrograms/array3.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:42:13,874 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:42:13,876 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:42:13,888 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:42:13,888 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:42:13,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:42:13,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:42:13,893 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:42:13,894 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:42:13,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:42:13,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:42:13,897 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:42:13,898 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:42:13,898 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:42:13,900 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:42:13,900 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:42:13,901 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:42:13,903 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:42:13,905 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:42:13,907 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:42:13,908 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:42:13,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:42:13,912 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:42:13,912 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:42:13,913 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:42:13,914 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:42:13,915 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:42:13,916 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:42:13,917 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:42:13,918 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:42:13,918 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:42:13,919 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:42:13,919 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:42:13,919 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:42:13,920 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:42:13,921 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:42:13,922 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 08:42:13,932 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:42:13,933 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:42:13,934 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:42:13,934 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:42:13,935 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:42:13,935 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:42:13,935 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:42:13,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:42:13,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:42:14,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:42:14,002 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:42:14,002 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:42:14,003 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl [2018-09-26 08:42:14,003 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/array3.i_4.bpl' [2018-09-26 08:42:14,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:42:14,069 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:42:14,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:42:14,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:42:14,071 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:42:14,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:42:14,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:42:14,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:42:14,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:42:14,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/1) ... [2018-09-26 08:42:14,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:42:14,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:42:14,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:42:14,133 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:42:14,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (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 08:42:14,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:42:14,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:42:14,501 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:42:14,502 INFO L202 PluginConnector]: Adding new model array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:42:14 BoogieIcfgContainer [2018-09-26 08:42:14,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:42:14,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:42:14,504 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:42:14,507 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:42:14,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:42:14" (1/2) ... [2018-09-26 08:42:14,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e46571 and model type array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:42:14, skipping insertion in model container [2018-09-26 08:42:14,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:42:14" (2/2) ... [2018-09-26 08:42:14,510 INFO L112 eAbstractionObserver]: Analyzing ICFG array3.i_4.bpl [2018-09-26 08:42:14,520 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:42:14,528 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:42:14,576 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:42:14,577 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:42:14,577 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:42:14,578 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:42:14,578 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:42:14,578 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:42:14,578 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:42:14,578 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:42:14,579 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:42:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2018-09-26 08:42:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:42:14,603 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:42:14,604 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-09-26 08:42:14,605 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:42:14,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:42:14,611 INFO L82 PathProgramCache]: Analyzing trace with hash 889539531, 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 08:42:14,637 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:42:14,919 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-26 08:42:14,976 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:42:14,976 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:42:14,980 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:42:14,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:42:14,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:42:14,989 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 3 states. [2018-09-26 08:42:15,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:42:15,042 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2018-09-26 08:42:15,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:42:15,045 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2018-09-26 08:42:15,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:42:15,055 INFO L225 Difference]: With dead ends: 16 [2018-09-26 08:42:15,056 INFO L226 Difference]: Without dead ends: 11 [2018-09-26 08:42:15,059 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:42:15,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2018-09-26 08:42:15,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2018-09-26 08:42:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2018-09-26 08:42:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2018-09-26 08:42:15,094 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 6 [2018-09-26 08:42:15,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:42:15,095 INFO L480 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2018-09-26 08:42:15,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:42:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-26 08:42:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 08:42:15,096 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:42:15,096 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2018-09-26 08:42:15,096 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:42:15,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:42:15,097 INFO L82 PathProgramCache]: Analyzing trace with hash 1897191999, 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 08:42:15,111 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:42:15,569 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2018-09-26 08:42:16,629 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2018-09-26 08:42:17,914 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2018-09-26 08:42:19,781 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2018-09-26 08:42:24,004 WARN L178 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2018-09-26 08:42:31,030 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2018-09-26 08:42:42,462 WARN L178 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 92 [2018-09-26 08:42:57,630 WARN L178 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 103 [2018-09-26 08:43:20,778 WARN L178 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2018-09-26 08:43:54,593 WARN L178 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 125 [2018-09-26 08:44:42,114 WARN L178 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 136 [2018-09-26 08:45:49,124 WARN L178 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 147 Received shutdown request... [2018-09-26 08:46:50,130 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:46:50,130 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:46:50,136 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:46:50,136 INFO L202 PluginConnector]: Adding new model array3.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:46:50 BoogieIcfgContainer [2018-09-26 08:46:50,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:46:50,137 INFO L168 Benchmark]: Toolchain (without parser) took 276070.12 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -221.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 428.9 MB). Peak memory consumption was 207.7 MB. Max. memory is 7.1 GB. [2018-09-26 08:46:50,138 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 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 08:46:50,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.67 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 08:46:50,139 INFO L168 Benchmark]: Boogie Preprocessor took 19.66 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 08:46:50,140 INFO L168 Benchmark]: RCFGBuilder took 369.75 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 08:46:50,141 INFO L168 Benchmark]: TraceAbstraction took 275632.74 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -221.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 407.8 MB). Peak memory consumption was 186.5 MB. Max. memory is 7.1 GB. [2018-09-26 08:46:50,145 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 0.13 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 41.67 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 19.66 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 369.75 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 275632.74 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -221.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 407.8 MB). Peak memory consumption was 186.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 56]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 56). Cancelled while BasicCegarLoop was analyzing trace of length 11 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 40 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. TIMEOUT Result, 275.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 1 SDslu, 3 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array3.i_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-46-50-158.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array3.i_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-46-50-158.csv Completed graceful shutdown