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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/verisec_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:40:00,250 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:40:00,254 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:40:00,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:40:00,272 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:40:00,273 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:40:00,275 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:40:00,276 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:40:00,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:40:00,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:40:00,280 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:40:00,281 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:40:00,284 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:40:00,285 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:40:00,286 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:40:00,287 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:40:00,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:40:00,291 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:40:00,294 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:40:00,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:40:00,298 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:40:00,300 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:40:00,302 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:40:00,303 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:40:00,303 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:40:00,308 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:40:00,309 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:40:00,310 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:40:00,313 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:40:00,315 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:40:00,316 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:40:00,318 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:40:00,318 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:40:00,318 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:40:00,320 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:40:00,321 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:40:00,322 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:40:00,337 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:40:00,337 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:40:00,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:40:00,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:40:00,340 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:40:00,340 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:40:00,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:40:00,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:40:00,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:40:00,440 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:40:00,440 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:40:00,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/verisec_NetBSD-libc__loop.i_2.bpl [2018-07-25 09:40:00,441 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/verisec_NetBSD-libc__loop.i_2.bpl' [2018-07-25 09:40:00,501 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:40:00,503 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:40:00,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:40:00,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:40:00,504 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:40:00,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:40:00,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:40:00,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:40:00,549 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:40:00,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/1) ... [2018-07-25 09:40:00,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:40:00,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:40:00,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:40:00,575 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:40:00,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (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 09:40:00,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:40:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:40:00,876 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:40:00,877 INFO L202 PluginConnector]: Adding new model verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:40:00 BoogieIcfgContainer [2018-07-25 09:40:00,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:40:00,879 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:40:00,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:40:00,883 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:40:00,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:40:00" (1/2) ... [2018-07-25 09:40:00,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@600ff97d and model type verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:40:00, skipping insertion in model container [2018-07-25 09:40:00,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:40:00" (2/2) ... [2018-07-25 09:40:00,886 INFO L112 eAbstractionObserver]: Analyzing ICFG verisec_NetBSD-libc__loop.i_2.bpl [2018-07-25 09:40:00,897 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:40:00,905 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:40:00,949 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:40:00,950 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:40:00,950 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:40:00,950 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:40:00,950 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:40:00,950 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:40:00,951 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:40:00,951 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:40:00,951 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:40:00,965 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:40:00,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:40:00,974 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:40:00,975 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:40:00,976 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:40:00,982 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-07-25 09:40:00,989 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:40:01,356 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:40:01,356 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 09:40:01,360 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 09:40:01,365 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 09:40:01,366 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 09:40:01,369 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 09:40:01,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:40:01,474 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:40:01,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-25 09:40:01,478 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 09:40:01,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:40:01,491 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:40:01,491 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:40:01,495 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-07-25 09:40:01,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:40:01,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:40:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:40:01,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:40:01,531 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:40:01,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:40:01,532 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:40:01,532 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 09:40:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:40:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:40:01,533 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:40:01,533 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:40:01,533 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:40:01,534 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-07-25 09:40:01,534 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:40:01,921 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-07-25 09:40:02,463 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-07-25 09:40:02,875 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-07-25 09:40:03,544 INFO L420 BasicCegarLoop]: Counterexample might be feasible [2018-07-25 09:40:03,561 INFO L202 PluginConnector]: Adding new model verisec_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:40:03 BoogieIcfgContainer [2018-07-25 09:40:03,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:40:03,563 INFO L168 Benchmark]: Toolchain (without parser) took 3061.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 126.9 MB). Peak memory consumption was 126.9 MB. Max. memory is 7.1 GB. [2018-07-25 09:40:03,564 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 09:40:03,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.00 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 09:40:03,566 INFO L168 Benchmark]: Boogie Preprocessor took 24.91 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 09:40:03,567 INFO L168 Benchmark]: RCFGBuilder took 303.19 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 09:40:03,568 INFO L168 Benchmark]: TraceAbstraction took 2682.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-07-25 09:40:03,572 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 0.21 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 45.00 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 24.91 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 303.19 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2682.96 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 82]: assertion can be violated assertion can be violated We found a FailurePath: [L33] #NULL.base, #NULL.offset := 0, 0; [L34] #valid := #valid[0 := 0]; [L35] ~tmp.base, ~tmp.offset := 0, 0; [L36] havoc main_#res; [L37] havoc main_#t~ret2, main_~#pathbuf~6.base, main_~#pathbuf~6.offset, main_~bound~6.base, main_~bound~6.offset; [L38] #Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid; [L39] #Ultimate.alloc_~size := 8; [L40] havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L41] havoc #valid, #length; [L42] assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0; [L43] assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1]; [L44] assume #Ultimate.alloc_#res.offset == 0; [L45] assume #Ultimate.alloc_#res.base != 0; [L46] assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size]; [L47] main_~#pathbuf~6.base, main_~#pathbuf~6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset; [L48] main_~bound~6.base, main_~bound~6.offset := main_~#pathbuf~6.base, main_~#pathbuf~6.offset + 32 - 4; [L49] ~tmp.base, ~tmp.offset := main_~#pathbuf~6.base, main_~#pathbuf~6.offset + 8 - 4; [L50] glob2_#in~pathbuf.base, glob2_#in~pathbuf.offset, glob2_#in~pathlim.base, glob2_#in~pathlim.offset := main_~#pathbuf~6.base, main_~#pathbuf~6.offset, main_~bound~6.base, main_~bound~6.offset; [L51] havoc glob2_#res; [L52] havoc glob2_#t~post0.base, glob2_#t~post0.offset, glob2_~pathbuf.base, glob2_~pathbuf.offset, glob2_~pathlim.base, glob2_~pathlim.offset, glob2_~p~4.base, glob2_~p~4.offset; [L53] glob2_~pathbuf.base, glob2_~pathbuf.offset := glob2_#in~pathbuf.base, glob2_#in~pathbuf.offset; [L54] glob2_~pathlim.base, glob2_~pathlim.offset := glob2_#in~pathlim.base, glob2_#in~pathlim.offset; [L55] havoc glob2_~p~4.base, glob2_~p~4.offset; [L56] glob2_~p~4.base, glob2_~p~4.offset := glob2_~pathbuf.base, glob2_~pathbuf.offset; [L59] assume true; [L60] assume !!(glob2_~p~4.base == glob2_~pathlim.base && glob2_~p~4.offset <= glob2_~pathlim.offset); [L61] __VERIFIER_assert_#in~cond := (if glob2_~p~4.base == ~tmp.base && glob2_~p~4.offset <= ~tmp.offset then 1 else 0); [L62] havoc __VERIFIER_assert_~cond; [L63] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L68] assume !(__VERIFIER_assert_~cond == 0); [L69] write~int_old_#memory_int := #memory_int; [L70] write~int_#value, write~int_#ptr.base, write~int_#ptr.offset, write~int_#sizeOfWrittenType := 1, glob2_~p~4.base, glob2_~p~4.offset, 4; [L71] havoc #memory_int; [L72] assume #memory_int == write~int_old_#memory_int[write~int_#ptr.base,write~int_#ptr.offset := write~int_#value]; [L73] glob2_#t~post0.base, glob2_#t~post0.offset := glob2_~p~4.base, glob2_~p~4.offset; [L74] glob2_~p~4.base, glob2_~p~4.offset := glob2_#t~post0.base, glob2_#t~post0.offset + 4; [L75] havoc glob2_#t~post0.base, glob2_#t~post0.offset; [L59] assume true; [L60] assume !!(glob2_~p~4.base == glob2_~pathlim.base && glob2_~p~4.offset <= glob2_~pathlim.offset); [L61] __VERIFIER_assert_#in~cond := (if glob2_~p~4.base == ~tmp.base && glob2_~p~4.offset <= ~tmp.offset then 1 else 0); [L62] havoc __VERIFIER_assert_~cond; [L63] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; [L78] assume __VERIFIER_assert_~cond == 0; [L79] assume !false; [L82] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. UNSAFE Result, 2.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 4 SDs, 0 SdLazy, 6 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred 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: 2.3s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/verisec_NetBSD-libc__loop.i_2.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-40-03-585.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/verisec_NetBSD-libc__loop.i_2.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-40-03-585.csv Received shutdown request...