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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:54:15,395 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:54:15,398 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:54:15,414 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:54:15,414 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:54:15,415 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:54:15,416 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:54:15,418 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:54:15,420 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:54:15,421 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:54:15,422 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:54:15,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:54:15,423 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:54:15,424 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:54:15,425 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:54:15,425 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:54:15,426 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:54:15,428 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:54:15,430 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:54:15,431 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:54:15,432 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:54:15,434 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:54:15,437 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:54:15,437 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:54:15,437 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:54:15,438 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:54:15,439 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:54:15,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:54:15,441 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:54:15,441 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:54:15,442 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:54:15,442 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:54:15,443 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:54:15,443 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:54:15,444 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:54:15,444 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:54:15,445 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 16:54:15,454 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:54:15,454 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:54:15,455 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:54:15,455 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:54:15,455 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:54:15,456 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:54:15,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:54:15,456 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:54:15,457 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:54:15,457 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:54:15,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:54:15,457 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:54:15,457 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:54:15,458 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:54:15,459 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:54:15,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:54:15,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:54:15,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:54:15,530 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:54:15,530 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:54:15,531 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-14 16:54:15,532 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl' [2018-10-14 16:54:15,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:54:15,597 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:54:15,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:54:15,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:54:15,598 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:54:15,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/1) ... [2018-10-14 16:54:15,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:54:15,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:54:15,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:54:15,655 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:54:15,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (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 [2018-10-14 16:54:15,723 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:54:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:54:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:54:16,277 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:54:16,278 INFO L202 PluginConnector]: Adding new model stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:54:16 BoogieIcfgContainer [2018-10-14 16:54:16,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:54:16,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:54:16,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:54:16,283 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:54:16,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:54:15" (1/2) ... [2018-10-14 16:54:16,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b278890 and model type stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:54:16, skipping insertion in model container [2018-10-14 16:54:16,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:54:16" (2/2) ... [2018-10-14 16:54:16,286 INFO L112 eAbstractionObserver]: Analyzing ICFG stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-14 16:54:16,296 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:54:16,305 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:54:16,322 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:54:16,351 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:54:16,352 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:54:16,352 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:54:16,352 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:54:16,353 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:54:16,353 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:54:16,353 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:54:16,353 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:54:16,353 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:54:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states. [2018-10-14 16:54:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-14 16:54:16,383 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:54:16,384 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:54:16,385 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:54:16,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:54:16,392 INFO L82 PathProgramCache]: Analyzing trace with hash 916258921, now seen corresponding path program 1 times [2018-10-14 16:54:16,459 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:54:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:54:17,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:54:17,823 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:54:17,824 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-10-14 16:54:17,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-14 16:54:17,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-14 16:54:17,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2018-10-14 16:54:17,850 INFO L87 Difference]: Start difference. First operand 67 states. Second operand 17 states. [2018-10-14 16:54:18,579 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-10-14 16:54:19,578 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2018-10-14 16:54:19,956 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2018-10-14 16:54:19,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:54:19,964 INFO L93 Difference]: Finished difference Result 65 states and 65 transitions. [2018-10-14 16:54:19,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-14 16:54:19,967 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 60 [2018-10-14 16:54:19,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:54:19,975 INFO L225 Difference]: With dead ends: 65 [2018-10-14 16:54:19,976 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:54:19,978 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=272, Invalid=658, Unknown=0, NotChecked=0, Total=930 [2018-10-14 16:54:19,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:54:20,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:54:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:54:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:54:20,005 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2018-10-14 16:54:20,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:54:20,006 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:54:20,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-14 16:54:20,006 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:54:20,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:54:20,011 INFO L202 PluginConnector]: Adding new model stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:54:20 BoogieIcfgContainer [2018-10-14 16:54:20,012 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:54:20,013 INFO L168 Benchmark]: Toolchain (without parser) took 4416.85 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 222.1 MB). Peak memory consumption was 222.1 MB. Max. memory is 7.1 GB. [2018-10-14 16:54:20,014 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-14 16:54:20,015 INFO L168 Benchmark]: Boogie Preprocessor took 56.90 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. [2018-10-14 16:54:20,016 INFO L168 Benchmark]: RCFGBuilder took 622.95 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-14 16:54:20,017 INFO L168 Benchmark]: TraceAbstraction took 3732.69 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 190.4 MB). Peak memory consumption was 190.4 MB. Max. memory is 7.1 GB. [2018-10-14 16:54:20,023 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 0.19 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 56.90 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 622.95 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3732.69 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 190.4 MB). Peak memory consumption was 190.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 129]: 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, 67 locations, 1 error locations. SAFE Result, 3.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 41 SDtfs, 427 SDslu, 213 SDs, 0 SdLazy, 161 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred 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, 1.2s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 30857 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-54-20-034.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/stroeder2-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-54-20-034.csv Received shutdown request...