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/toy/tooDifficultLoopInvariant/HiddenInequality.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:12:39,985 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:12:39,987 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:12:39,999 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:12:39,999 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:12:40,000 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:12:40,002 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:12:40,003 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:12:40,005 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:12:40,006 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:12:40,007 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:12:40,007 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:12:40,008 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:12:40,009 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:12:40,010 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:12:40,014 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:12:40,015 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:12:40,016 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:12:40,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:12:40,023 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:12:40,029 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:12:40,031 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:12:40,033 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:12:40,033 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:12:40,036 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:12:40,037 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:12:40,038 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:12:40,038 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:12:40,043 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:12:40,044 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:12:40,046 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:12:40,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:12:40,047 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:12:40,048 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:12:40,049 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:12:40,050 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:12:40,051 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 09:12:40,066 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:12:40,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:12:40,072 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:12:40,072 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:12:40,072 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 09:12:40,073 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:12:40,073 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:12:40,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:12:40,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:12:40,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:12:40,133 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:12:40,134 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:12:40,134 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl [2018-09-26 09:12:40,135 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HiddenInequality.bpl' [2018-09-26 09:12:40,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:12:40,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:12:40,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:12:40,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:12:40,193 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:12:40,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:12:40,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:12:40,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:12:40,232 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:12:40,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/1) ... [2018-09-26 09:12:40,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:12:40,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:12:40,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:12:40,250 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:12:40,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (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 09:12:40,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:12:40,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:12:40,567 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:12:40,568 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:12:40 BoogieIcfgContainer [2018-09-26 09:12:40,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:12:40,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:12:40,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:12:40,573 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:12:40,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:12:40" (1/2) ... [2018-09-26 09:12:40,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696287a1 and model type HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:12:40, skipping insertion in model container [2018-09-26 09:12:40,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:12:40" (2/2) ... [2018-09-26 09:12:40,577 INFO L112 eAbstractionObserver]: Analyzing ICFG HiddenInequality.bpl [2018-09-26 09:12:40,589 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:12:40,602 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:12:40,652 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:12:40,653 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:12:40,653 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:12:40,653 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:12:40,654 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:12:40,654 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:12:40,654 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:12:40,654 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:12:40,655 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:12:40,675 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 09:12:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:12:40,685 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:12:40,686 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:12:40,687 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:12:40,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:12:40,693 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 [2018-09-26 09:12:40,717 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:12:41,034 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:12:41,034 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:12:41,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:12:41,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:12:41,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:12:41,047 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 4 states. [2018-09-26 09:12:41,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:12:41,137 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 09:12:41,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:12:41,139 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:12:41,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:12:41,150 INFO L225 Difference]: With dead ends: 8 [2018-09-26 09:12:41,151 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:12:41,154 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:12:41,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:12:41,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:12:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:12:41,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:12:41,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:12:41,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:12:41,188 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:12:41,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:12:41,189 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:12:41,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:12:41,189 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:12:41,189 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:12:41,190 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:12:41,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:12:41,190 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 [2018-09-26 09:12:41,199 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:12:42,026 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-09-26 09:12:42,748 WARN L178 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2018-09-26 09:12:56,313 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2018-09-26 09:13:01,469 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2018-09-26 09:13:07,468 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2018-09-26 09:13:15,390 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2018-09-26 09:13:25,377 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2018-09-26 09:13:38,096 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2018-09-26 09:13:54,174 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 96 [2018-09-26 09:14:13,858 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2018-09-26 09:14:38,162 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2018-09-26 09:15:07,344 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2018-09-26 09:15:42,446 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 123 [2018-09-26 09:16:24,326 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 Received shutdown request... [2018-09-26 09:17:12,688 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 09:17:12,689 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:17:12,694 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:17:12,695 INFO L202 PluginConnector]: Adding new model HiddenInequality.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:17:12 BoogieIcfgContainer [2018-09-26 09:17:12,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:17:12,696 INFO L168 Benchmark]: Toolchain (without parser) took 272507.88 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -246.4 MB). Free memory was 1.5 GB in the beginning and 997.8 MB in the end (delta: 468.0 MB). Peak memory consumption was 221.5 MB. Max. memory is 7.1 GB. [2018-09-26 09:17:12,697 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.17 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 09:17:12,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.06 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 09:17:12,699 INFO L168 Benchmark]: Boogie Preprocessor took 18.15 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 09:17:12,699 INFO L168 Benchmark]: RCFGBuilder took 318.44 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 09:17:12,700 INFO L168 Benchmark]: TraceAbstraction took 272125.54 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -246.4 MB). Free memory was 1.4 GB in the beginning and 997.8 MB in the end (delta: 446.8 MB). Peak memory consumption was 200.4 MB. Max. memory is 7.1 GB. [2018-09-26 09:17:12,706 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 0.17 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 39.06 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 18.15 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 318.44 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 272125.54 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -246.4 MB). Free memory was 1.4 GB in the beginning and 997.8 MB in the end (delta: 446.8 MB). Peak memory consumption was 200.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 29]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 29). 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, 272.0s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 7 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, 0.2s 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: 0.2s 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/HiddenInequality.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-17-12-725.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/HiddenInequality.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-17-12-725.csv Completed graceful shutdown