java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_23.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:58:56,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:58:56,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:58:56,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:58:56,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:58:56,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:58:56,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:58:56,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:58:56,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:58:56,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:58:57,000 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:58:57,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:58:57,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:58:57,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:58:57,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:58:57,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:58:57,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:58:57,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:58:57,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:58:57,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:58:57,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:58:57,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:58:57,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:58:57,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:58:57,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:58:57,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:58:57,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:58:57,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:58:57,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:58:57,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:58:57,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:58:57,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:58:57,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:58:57,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:58:57,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:58:57,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:58:57,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:58:57,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:58:57,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:58:57,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:58:57,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:58:57,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:58:57,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:58:57,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:58:57,069 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:58:57,070 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:58:57,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_23.bpl [2019-08-05 10:58:57,071 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/optional_data_creation_test04_true-valid-memsafety.i_23.bpl' [2019-08-05 10:58:57,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:58:57,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:58:57,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:58:57,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:58:57,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:58:57,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:58:57,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:58:57,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:58:57,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:58:57,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/1) ... [2019-08-05 10:58:57,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:58:57,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:58:57,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:58:57,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:58:57,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (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 [2019-08-05 10:58:57,299 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 10:58:57,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 10:58:57,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 10:58:57,681 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 10:58:57,681 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 10:58:57,682 INFO L202 PluginConnector]: Adding new model optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:58:57 BoogieIcfgContainer [2019-08-05 10:58:57,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:58:57,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:58:57,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:58:57,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:58:57,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:58:57" (1/2) ... [2019-08-05 10:58:57,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2979c953 and model type optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:58:57, skipping insertion in model container [2019-08-05 10:58:57,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:58:57" (2/2) ... [2019-08-05 10:58:57,690 INFO L109 eAbstractionObserver]: Analyzing ICFG optional_data_creation_test04_true-valid-memsafety.i_23.bpl [2019-08-05 10:58:57,700 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:58:57,707 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:58:57,723 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:58:57,746 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:58:57,747 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:58:57,747 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:58:57,748 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:58:57,748 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:58:57,748 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:58:57,748 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:58:57,749 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:58:57,749 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:58:57,762 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 10:58:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:58:57,771 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:58:57,772 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:58:57,775 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:58:57,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:58:57,780 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2019-08-05 10:58:57,829 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:58:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:58:57,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2019-08-05 10:58:57,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:58:57,995 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-05 10:58:57,996 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 10:58:58,011 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 10:58:58,011 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-05 10:58:58,012 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-08-05 10:58:58,152 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-05 10:58:58,153 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-08-05 10:58:58,155 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-05 10:58:58,210 INFO L567 ElimStorePlain]: treesize reduction 14, result has 44.0 percent of original size [2019-08-05 10:58:58,211 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-05 10:58:58,212 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2019-08-05 10:58:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:58:58,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:58:58,233 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 10:58:58,236 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 10:58:58,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 10:58:58,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:58:58,252 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2019-08-05 10:58:58,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:58:58,322 INFO L93 Difference]: Finished difference Result 4 states and 4 transitions. [2019-08-05 10:58:58,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-08-05 10:58:58,324 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-08-05 10:58:58,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:58:58,332 INFO L225 Difference]: With dead ends: 4 [2019-08-05 10:58:58,332 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:58:58,334 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-08-05 10:58:58,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:58:58,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:58:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:58:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:58:58,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-08-05 10:58:58,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:58:58,375 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:58:58,375 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 10:58:58,375 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:58:58,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:58:58,382 INFO L202 PluginConnector]: Adding new model optional_data_creation_test04_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:58:58 BoogieIcfgContainer [2019-08-05 10:58:58,382 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:58:58,384 INFO L168 Benchmark]: Toolchain (without parser) took 1241.50 ms. Allocated memory was 130.5 MB in the beginning and 174.1 MB in the end (delta: 43.5 MB). Free memory was 106.3 MB in the beginning and 149.0 MB in the end (delta: -42.7 MB). Peak memory consumption was 59.6 MB. Max. memory is 7.1 GB. [2019-08-05 10:58:58,385 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 10:58:58,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.32 ms. Allocated memory is still 130.5 MB. Free memory was 106.3 MB in the beginning and 104.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:58:58,387 INFO L168 Benchmark]: Boogie Preprocessor took 46.45 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 103.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-05 10:58:58,388 INFO L168 Benchmark]: RCFGBuilder took 448.94 ms. Allocated memory is still 130.5 MB. Free memory was 103.0 MB in the beginning and 87.2 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:58:58,391 INFO L168 Benchmark]: TraceAbstraction took 697.90 ms. Allocated memory was 130.5 MB in the beginning and 174.1 MB in the end (delta: 43.5 MB). Free memory was 86.8 MB in the beginning and 149.0 MB in the end (delta: -62.2 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2019-08-05 10:58:58,401 INFO L335 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 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.32 ms. Allocated memory is still 130.5 MB. Free memory was 106.3 MB in the beginning and 104.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.45 ms. Allocated memory is still 130.5 MB. Free memory was 104.5 MB in the beginning and 103.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 448.94 ms. Allocated memory is still 130.5 MB. Free memory was 103.0 MB in the beginning and 87.2 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 697.90 ms. Allocated memory was 130.5 MB in the beginning and 174.1 MB in the end (delta: 43.5 MB). Free memory was 86.8 MB in the beginning and 149.0 MB in the end (delta: -62.2 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 179]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 33 SizeOfPredicates, 7 NumberOfNonLiveVariables, 79 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...