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/matrix.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:53:02,078 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:53:02,080 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:53:02,099 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:53:02,100 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:53:02,101 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:53:02,102 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:53:02,104 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:53:02,105 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:53:02,106 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:53:02,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:53:02,107 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:53:02,108 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:53:02,109 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:53:02,110 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:53:02,111 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:53:02,112 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:53:02,114 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:53:02,116 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:53:02,117 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:53:02,118 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:53:02,120 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:53:02,122 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:53:02,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:53:02,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:53:02,123 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:53:02,124 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:53:02,125 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:53:02,126 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:53:02,127 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:53:02,127 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:53:02,128 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:53:02,128 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:53:02,128 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:53:02,129 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:53:02,130 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:53:02,130 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 08:53:02,138 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:53:02,139 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:53:02,140 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:53:02,140 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:53:02,141 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:53:02,141 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:53:02,141 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:53:02,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:53:02,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:53:02,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:53:02,216 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:53:02,217 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:53:02,217 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/matrix.i_4.bpl [2018-09-26 08:53:02,218 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/matrix.i_4.bpl' [2018-09-26 08:53:02,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:53:02,292 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:53:02,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:53:02,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:53:02,294 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:53:02,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:53:02,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:53:02,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:53:02,337 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:53:02,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/1) ... [2018-09-26 08:53:02,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:53:02,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:53:02,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:53:02,359 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:53:02,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (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 08:53:02,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:53:02,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:53:02,723 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:53:02,724 INFO L202 PluginConnector]: Adding new model matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:53:02 BoogieIcfgContainer [2018-09-26 08:53:02,724 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:53:02,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:53:02,726 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:53:02,730 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:53:02,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:53:02" (1/2) ... [2018-09-26 08:53:02,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad2a0c5 and model type matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:53:02, skipping insertion in model container [2018-09-26 08:53:02,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:53:02" (2/2) ... [2018-09-26 08:53:02,734 INFO L112 eAbstractionObserver]: Analyzing ICFG matrix.i_4.bpl [2018-09-26 08:53:02,745 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:53:02,753 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:53:02,806 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:53:02,807 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:53:02,807 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:53:02,807 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:53:02,807 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:53:02,807 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:53:02,808 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:53:02,808 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:53:02,808 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:53:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-09-26 08:53:02,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:53:02,836 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:53:02,837 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:53:02,838 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:53:02,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:53:02,845 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, 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 08:53:02,876 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:53:03,155 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:53:03,156 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 08:53:03,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 08:53:03,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 08:53:03,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:53:03,168 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2018-09-26 08:53:03,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:53:03,236 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2018-09-26 08:53:03,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 08:53:03,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 08:53:03,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:53:03,250 INFO L225 Difference]: With dead ends: 15 [2018-09-26 08:53:03,250 INFO L226 Difference]: Without dead ends: 9 [2018-09-26 08:53:03,253 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 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 08:53:03,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-09-26 08:53:03,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-09-26 08:53:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-09-26 08:53:03,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2018-09-26 08:53:03,289 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 4 [2018-09-26 08:53:03,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:53:03,289 INFO L480 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2018-09-26 08:53:03,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 08:53:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-26 08:53:03,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 08:53:03,290 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:53:03,291 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2018-09-26 08:53:03,291 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:53:03,291 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:53:03,291 INFO L82 PathProgramCache]: Analyzing trace with hash 209100445, 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 08:53:03,300 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:53:03,885 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-26 08:53:04,088 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-09-26 08:53:04,519 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2018-09-26 08:53:06,896 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-09-26 08:53:08,859 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-09-26 08:53:12,099 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2018-09-26 08:53:17,474 WARN L178 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2018-09-26 08:53:17,907 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2018-09-26 08:53:26,536 WARN L178 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2018-09-26 08:53:36,632 WARN L178 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2018-09-26 08:53:51,934 WARN L178 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2018-09-26 08:54:16,870 WARN L178 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2018-09-26 08:54:46,263 WARN L178 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2018-09-26 08:55:23,908 WARN L178 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2018-09-26 08:56:16,107 WARN L178 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2018-09-26 08:57:39,505 WARN L178 SmtUtils]: Spent 13.27 s on a formula simplification. DAG size of input: 70 DAG size of output: 68 Received shutdown request... [2018-09-26 08:57:42,037 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:57:42,037 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:57:42,043 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:57:42,043 INFO L202 PluginConnector]: Adding new model matrix.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:57:42 BoogieIcfgContainer [2018-09-26 08:57:42,043 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:57:42,044 INFO L168 Benchmark]: Toolchain (without parser) took 279755.14 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -90.2 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 152.0 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. [2018-09-26 08:57:42,045 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 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 08:57:42,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.24 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 08:57:42,047 INFO L168 Benchmark]: Boogie Preprocessor took 21.69 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 08:57:42,047 INFO L168 Benchmark]: RCFGBuilder took 365.35 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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. [2018-09-26 08:57:42,048 INFO L168 Benchmark]: TraceAbstraction took 279317.46 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -90.2 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 130.8 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2018-09-26 08:57:42,053 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 0.14 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 43.24 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 21.69 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 365.35 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 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 279317.46 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -90.2 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 130.8 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 48]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 48). Cancelled while BasicCegarLoop was analyzing trace of length 9 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 51 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. TIMEOUT Result, 279.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 2 SDslu, 2 SDs, 0 SdLazy, 5 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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: 0.2s 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/matrix.i_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-57-42-071.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/matrix.i_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-57-42-071.csv Completed graceful shutdown