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/20170304-DifficultPathPrograms/fragtest_simple.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 13:55:54,425 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 13:55:54,427 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 13:55:54,449 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 13:55:54,450 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 13:55:54,451 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 13:55:54,453 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 13:55:54,456 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 13:55:54,458 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 13:55:54,460 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 13:55:54,462 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 13:55:54,463 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 13:55:54,465 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 13:55:54,466 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 13:55:54,469 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 13:55:54,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 13:55:54,478 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 13:55:54,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 13:55:54,482 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 13:55:54,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 13:55:54,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 13:55:54,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 13:55:54,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 13:55:54,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 13:55:54,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 13:55:54,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 13:55:54,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 13:55:54,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 13:55:54,492 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 13:55:54,493 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 13:55:54,493 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 13:55:54,493 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 13:55:54,494 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 13:55:54,494 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 13:55:54,495 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 13:55:54,495 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 13:55:54,496 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 13:55:54,513 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 13:55:54,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 13:55:54,515 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 13:55:54,515 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 13:55:54,516 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-25 13:55:54,516 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 13:55:54,516 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 13:55:54,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 13:55:54,595 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 13:55:54,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 13:55:54,605 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 13:55:54,606 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 13:55:54,607 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/fragtest_simple.i_4.bpl [2018-07-25 13:55:54,607 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/fragtest_simple.i_4.bpl' [2018-07-25 13:55:54,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 13:55:54,691 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 13:55:54,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 13:55:54,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 13:55:54,692 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 13:55:54,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 13:55:54,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 13:55:54,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 13:55:54,736 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 13:55:54,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/1) ... [2018-07-25 13:55:54,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 13:55:54,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 13:55:54,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 13:55:54,761 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 13:55:54,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (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 13:55:54,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 13:55:54,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 13:55:55,085 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 13:55:55,086 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:55:55 BoogieIcfgContainer [2018-07-25 13:55:55,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 13:55:55,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 13:55:55,088 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 13:55:55,091 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 13:55:55,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 01:55:54" (1/2) ... [2018-07-25 13:55:55,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f2a4b7 and model type fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 01:55:55, skipping insertion in model container [2018-07-25 13:55:55,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 01:55:55" (2/2) ... [2018-07-25 13:55:55,095 INFO L112 eAbstractionObserver]: Analyzing ICFG fragtest_simple.i_4.bpl [2018-07-25 13:55:55,105 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 13:55:55,114 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 13:55:55,163 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 13:55:55,164 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 13:55:55,165 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 13:55:55,165 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 13:55:55,165 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 13:55:55,165 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 13:55:55,165 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 13:55:55,166 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 13:55:55,166 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 13:55:55,182 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2018-07-25 13:55:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 13:55:55,191 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:55:55,192 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-07-25 13:55:55,194 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:55:55,199 INFO L82 PathProgramCache]: Analyzing trace with hash 889599113, 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 13:55:55,234 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:55:55,896 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 13:55:55,896 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-25 13:55:55,900 INFO L451 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-25 13:55:55,905 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-25 13:55:55,906 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-07-25 13:55:55,908 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 6 states. [2018-07-25 13:55:56,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 13:55:56,150 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2018-07-25 13:55:56,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-25 13:55:56,153 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-07-25 13:55:56,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 13:55:56,165 INFO L225 Difference]: With dead ends: 12 [2018-07-25 13:55:56,165 INFO L226 Difference]: Without dead ends: 9 [2018-07-25 13:55:56,169 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 13:55:56,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-07-25 13:55:56,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-07-25 13:55:56,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-07-25 13:55:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2018-07-25 13:55:56,205 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 6 [2018-07-25 13:55:56,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 13:55:56,205 INFO L472 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2018-07-25 13:55:56,205 INFO L473 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-25 13:55:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-07-25 13:55:56,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-07-25 13:55:56,206 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 13:55:56,206 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2018-07-25 13:55:56,207 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 13:55:56,207 INFO L82 PathProgramCache]: Analyzing trace with hash 206308035, 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 13:55:56,221 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 13:56:15,890 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2018-07-25 13:56:32,237 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2018-07-25 13:56:43,205 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2018-07-25 13:56:58,303 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2018-07-25 13:57:16,230 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2018-07-25 13:57:39,889 WARN L169 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2018-07-25 13:58:07,131 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2018-07-25 13:58:07,571 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2018-07-25 13:58:41,710 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2018-07-25 13:58:42,522 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2018-07-25 13:59:23,046 WARN L169 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2018-07-25 13:59:23,548 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2018-07-25 14:00:12,730 WARN L169 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 89 [2018-07-25 14:00:13,706 WARN L169 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 Received shutdown request... [2018-07-25 14:00:25,572 WARN L513 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-07-25 14:00:25,573 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:00:25,579 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:00:25,579 INFO L202 PluginConnector]: Adding new model fragtest_simple.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:00:25 BoogieIcfgContainer [2018-07-25 14:00:25,580 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:00:25,581 INFO L168 Benchmark]: Toolchain (without parser) took 270890.66 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -169.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 191.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:00:25,582 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:00:25,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.46 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 14:00:25,584 INFO L168 Benchmark]: Boogie Preprocessor took 24.50 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 14:00:25,584 INFO L168 Benchmark]: RCFGBuilder took 325.43 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. [2018-07-25 14:00:25,585 INFO L168 Benchmark]: TraceAbstraction took 270492.50 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -169.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 167.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:00:25,589 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.46 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 24.50 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 325.43 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 270492.50 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -169.3 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 167.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 75). Cancelled while BasicCegarLoop was analyzing trace of length 9 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 124 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. TIMEOUT Result, 270.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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: 0.5s 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.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-00-25-602.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/fragtest_simple.i_4.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-00-25-602.csv Completed graceful shutdown