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 -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/real-life/tcas-incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 17:13:17,477 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 17:13:17,479 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 17:13:17,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 17:13:17,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 17:13:17,493 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 17:13:17,494 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 17:13:17,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 17:13:17,498 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 17:13:17,499 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 17:13:17,499 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 17:13:17,500 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 17:13:17,501 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 17:13:17,502 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 17:13:17,503 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 17:13:17,504 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 17:13:17,504 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 17:13:17,506 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 17:13:17,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 17:13:17,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 17:13:17,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 17:13:17,512 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 17:13:17,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 17:13:17,515 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 17:13:17,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 17:13:17,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 17:13:17,518 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 17:13:17,519 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 17:13:17,520 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 17:13:17,521 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 17:13:17,521 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 17:13:17,522 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 17:13:17,522 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 17:13:17,522 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 17:13:17,523 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 17:13:17,524 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 17:13:17,524 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2018-12-03 17:13:17,537 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 17:13:17,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 17:13:17,539 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 17:13:17,539 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 17:13:17,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 17:13:17,539 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 17:13:17,539 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 17:13:17,540 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 17:13:17,540 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 17:13:17,540 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 17:13:17,540 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 17:13:17,540 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 17:13:17,541 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 17:13:17,541 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 17:13:17,541 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 17:13:17,542 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 17:13:17,542 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 17:13:17,542 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 17:13:17,542 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 17:13:17,542 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 17:13:17,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 17:13:17,543 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 17:13:17,543 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 17:13:17,543 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 17:13:17,543 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 17:13:17,544 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 17:13:17,544 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 17:13:17,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 17:13:17,544 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 17:13:17,544 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 17:13:17,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 17:13:17,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 17:13:17,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 17:13:17,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 17:13:17,545 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 17:13:17,546 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 17:13:17,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 17:13:17,546 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 17:13:17,546 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 17:13:17,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 17:13:17,590 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 17:13:17,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 17:13:17,595 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 17:13:17,596 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 17:13:17,597 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/tcas-incorrect.bpl [2018-12-03 17:13:17,597 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/tcas-incorrect.bpl' [2018-12-03 17:13:17,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 17:13:17,645 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 17:13:17,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 17:13:17,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 17:13:17,646 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 17:13:17,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,682 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-03 17:13:17,682 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-03 17:13:17,682 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-03 17:13:17,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 17:13:17,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 17:13:17,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 17:13:17,686 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 17:13:17,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/1) ... [2018-12-03 17:13:17,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 17:13:17,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 17:13:17,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 17:13:17,712 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 17:13:17,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (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:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 17:13:17,786 INFO L124 BoogieDeclarations]: Specification and implementation of procedure alt_sep_test given in one single declaration [2018-12-03 17:13:17,786 INFO L130 BoogieDeclarations]: Found specification of procedure alt_sep_test [2018-12-03 17:13:17,786 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_sep_test [2018-12-03 17:13:18,320 INFO L272 CfgBuilder]: Using library mode [2018-12-03 17:13:18,320 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 17:13:18,321 INFO L202 PluginConnector]: Adding new model tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:13:18 BoogieIcfgContainer [2018-12-03 17:13:18,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 17:13:18,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 17:13:18,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 17:13:18,326 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 17:13:18,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:17" (1/2) ... [2018-12-03 17:13:18,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b42f3b3 and model type tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:13:18, skipping insertion in model container [2018-12-03 17:13:18,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:13:18" (2/2) ... [2018-12-03 17:13:18,329 INFO L112 eAbstractionObserver]: Analyzing ICFG tcas-incorrect.bpl [2018-12-03 17:13:18,339 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 17:13:18,350 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 17:13:18,365 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 17:13:18,398 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 17:13:18,399 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 17:13:18,399 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 17:13:18,399 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 17:13:18,399 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 17:13:18,399 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 17:13:18,399 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 17:13:18,400 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 17:13:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states. [2018-12-03 17:13:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-03 17:13:18,423 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:18,424 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:18,427 INFO L423 AbstractCegarLoop]: === Iteration 1 === [alt_sep_testErr0ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:18,433 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:18,433 INFO L82 PathProgramCache]: Analyzing trace with hash 2065828713, now seen corresponding path program 1 times [2018-12-03 17:13:18,436 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:18,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:18,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:18,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:18,482 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 17:13:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 17:13:18,596 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-03 17:13:18,637 INFO L202 PluginConnector]: Adding new model tcas-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 05:13:18 BoogieIcfgContainer [2018-12-03 17:13:18,637 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 17:13:18,638 INFO L168 Benchmark]: Toolchain (without parser) took 994.19 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-12-03 17:13:18,641 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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. [2018-12-03 17:13:18,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.08 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. [2018-12-03 17:13:18,643 INFO L168 Benchmark]: Boogie Preprocessor took 25.98 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. [2018-12-03 17:13:18,643 INFO L168 Benchmark]: RCFGBuilder took 609.03 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. [2018-12-03 17:13:18,645 INFO L168 Benchmark]: TraceAbstraction took 315.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-12-03 17:13:18,650 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 0.23 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 39.08 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 25.98 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 609.03 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 315.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 103]: assertion can be violated assertion can be violated We found a FailurePath: [L33] OLEV := 600; [L34] MAXALTDIFF := 600; [L35] MINSEP := 300; [L36] NOZCROSS := 300; [L37] NO_INTENT := 0; [L38] DO_NOT_CLIMB := 1; [L39] DO_NOT_DESCEND := 2; [L40] TCAS_TA := 1; [L41] OTHER := 2; [L42] UNRESOLVED := 0; [L43] UPWARD_RA := 1; [L44] DOWNWARD_RA := 2; [L47] assume Positive_RA_Alt_Thresh(0) == 400; [L48] assume Positive_RA_Alt_Thresh(1) == 500; [L49] assume Positive_RA_Alt_Thresh(2) == 640; [L50] assume Positive_RA_Alt_Thresh(3) == 740; [L55] enabled := High_Confidence && Own_Tracked_Alt_Rate <= OLEV && Cur_Vertical_Sep > MAXALTDIFF; [L56] tcas_equipped := Other_Capability == TCAS_TA; [L57] intent_not_known := Two_of_Three_Reports_Valid && Other_RAC == NO_INTENT; [L59] alt_sep := UNRESOLVED; VAL [alt_sep=0, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, DOWNWARD_RA=2, enabled=true, High_Confidence=true, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, NO_INTENT=0, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Own_Tracked_Alt_Rate=0, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, UPWARD_RA=1] [L61] COND TRUE enabled && ((tcas_equipped && intent_not_known) || !tcas_equipped) VAL [alt_sep=0, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, DOWNWARD_RA=2, enabled=true, High_Confidence=true, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, NO_INTENT=0, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Own_Tracked_Alt_Rate=0, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, UPWARD_RA=1] [L64] COND TRUE Climb_Inhibit [L65] inhibitBiasedClimb := Up_Separation + NOZCROSS; VAL [alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, NO_INTENT=0, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Own_Tracked_Alt_Rate=0, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, UPWARD_RA=1] [L72] ownBelowThreat := Own_Tracked_Alt < Other_Tracked_Alt; [L76] ownAboveThreat := Other_Tracked_Alt < Own_Tracked_Alt; [L81] upward_preferred := inhibitBiasedClimb > Down_Separation; VAL [alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, Down_Separation=-1, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, NO_INTENT=0, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Other_Tracked_Alt=0, Own_Tracked_Alt=-1, Own_Tracked_Alt_Rate=0, ownAboveThreat=false, ownBelowThreat=true, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, upward_preferred=true, UPWARD_RA=1] [L82] COND TRUE upward_preferred [L83] nonCrossingBiasedClimb := !ownBelowThreat || (ownBelowThreat && !(Down_Separation > Positive_RA_Alt_Thresh(Alt_Layer_Value))); VAL [Alt_Layer_Value=741, alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, Down_Separation=-1, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, NO_INTENT=0, nonCrossingBiasedClimb=true, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Other_Tracked_Alt=0, Own_Tracked_Alt=-1, Own_Tracked_Alt_Rate=0, ownAboveThreat=false, ownBelowThreat=true, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, upward_preferred=true, UPWARD_RA=1] [L89] need_upward_RA := nonCrossingBiasedClimb && ownBelowThreat; [L94] upward_preferred := inhibitBiasedClimb > Down_Separation; VAL [Alt_Layer_Value=741, alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, Down_Separation=-1, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, need_upward_RA=true, NO_INTENT=0, nonCrossingBiasedClimb=true, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Other_Tracked_Alt=0, Own_Tracked_Alt=-1, Own_Tracked_Alt_Rate=0, ownAboveThreat=false, ownBelowThreat=true, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, upward_preferred=true, UPWARD_RA=1] [L95] COND TRUE upward_preferred [L96] nonCrossingBiasedDescend := ownBelowThreat && Cur_Vertical_Sep >= MINSEP && Down_Separation >= Positive_RA_Alt_Thresh(Alt_Layer_Value); VAL [Alt_Layer_Value=741, alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, Down_Separation=-1, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, need_upward_RA=true, NO_INTENT=0, nonCrossingBiasedClimb=true, nonCrossingBiasedDescend=false, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Other_Tracked_Alt=0, Own_Tracked_Alt=-1, Own_Tracked_Alt_Rate=0, ownAboveThreat=false, ownBelowThreat=true, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, upward_preferred=true, UPWARD_RA=1] [L102] need_downward_RA := nonCrossingBiasedDescend && ownAboveThreat; VAL [Alt_Layer_Value=741, alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, Down_Separation=-1, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, need_downward_RA=false, need_upward_RA=true, NO_INTENT=0, nonCrossingBiasedClimb=true, nonCrossingBiasedDescend=false, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Other_Tracked_Alt=0, Own_Tracked_Alt=-1, Own_Tracked_Alt_Rate=0, ownAboveThreat=false, ownBelowThreat=true, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, upward_preferred=true, UPWARD_RA=1] [L103] assert !need_upward_RA; VAL [Alt_Layer_Value=741, alt_sep=0, Climb_Inhibit=true, Cur_Vertical_Sep=601, DO_NOT_CLIMB=1, DO_NOT_DESCEND=2, Down_Separation=-1, DOWNWARD_RA=2, enabled=true, High_Confidence=true, inhibitBiasedClimb=0, intent_not_known=true, MAXALTDIFF=600, MINSEP=300, need_downward_RA=false, need_upward_RA=true, NO_INTENT=0, nonCrossingBiasedClimb=true, nonCrossingBiasedDescend=false, NOZCROSS=300, OLEV=600, OTHER=2, Other_Capability=742, Other_RAC=0, Other_Tracked_Alt=0, Own_Tracked_Alt=-1, Own_Tracked_Alt_Rate=0, ownAboveThreat=false, ownBelowThreat=true, tcas_equipped=false, TCAS_TA=1, Two_of_Three_Reports_Valid=true, UNRESOLVED=0, Up_Separation=-300, upward_preferred=true, UPWARD_RA=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 16 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...