java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:48:23,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:48:23,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:48:23,485 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:48:23,485 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:48:23,486 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:48:23,487 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:48:23,491 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:48:23,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:48:23,494 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:48:23,495 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:48:23,495 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:48:23,498 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:48:23,499 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:48:23,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:48:23,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:48:23,504 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:48:23,506 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:48:23,509 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:48:23,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:48:23,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:48:23,524 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:48:23,524 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:48:23,524 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:48:23,525 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:48:23,526 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:48:23,527 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:48:23,527 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:48:23,528 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:48:23,528 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:48:23,529 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:48:23,530 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:48:23,535 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:48:23,535 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:48:23,536 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:48:23,536 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 17:48:23,553 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:48:23,554 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:48:23,554 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:48:23,554 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:48:23,555 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:48:23,555 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:48:23,556 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:48:23,556 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:48:23,556 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:48:23,556 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:48:23,556 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:48:23,557 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:48:23,557 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:48:23,557 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:48:23,557 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:48:23,557 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:48:23,557 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:48:23,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:48:23,560 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:48:23,561 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:48:23,562 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:48:23,614 INFO ]: Repository-Root is: /tmp [2018-06-22 17:48:23,629 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:48:23,634 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:48:23,635 INFO ]: Initializing SmtParser... [2018-06-22 17:48:23,636 INFO ]: SmtParser initialized [2018-06-22 17:48:23,636 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 [2018-06-22 17:48:23,638 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/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 [2018-06-22 17:48:23,714 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 unknown [2018-06-22 17:48:24,279 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_5_e2_2884_e3_1882.smt2 [2018-06-22 17:48:24,284 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:48:24,297 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:48:24,297 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:48:24,297 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:48:24,297 INFO ]: ChcToBoogie initialized [2018-06-22 17:48:24,301 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,378 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24 Unit [2018-06-22 17:48:24,378 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:48:24,379 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:48:24,379 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:48:24,379 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:48:24,419 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,419 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,447 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,447 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,459 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,461 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,465 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... [2018-06-22 17:48:24,469 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:48:24,469 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:48:24,469 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:48:24,469 INFO ]: RCFGBuilder initialized [2018-06-22 17:48:24,470 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 17:48:24,516 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:48:24,516 INFO ]: Found specification of procedure False [2018-06-22 17:48:24,516 INFO ]: Found implementation of procedure False [2018-06-22 17:48:24,516 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:48:24,516 INFO ]: Found specification of procedure state [2018-06-22 17:48:24,516 INFO ]: Found implementation of procedure state [2018-06-22 17:48:24,516 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:48:24,516 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:48:24,516 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:48:24,954 INFO ]: Using library mode [2018-06-22 17:48:24,954 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:48:24 BoogieIcfgContainer [2018-06-22 17:48:24,955 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:48:24,956 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:48:24,956 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:48:24,960 INFO ]: TraceAbstraction initialized [2018-06-22 17:48:24,960 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:48:24" (1/3) ... [2018-06-22 17:48:24,964 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f2911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:48:24, skipping insertion in model container [2018-06-22 17:48:24,964 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:48:24" (2/3) ... [2018-06-22 17:48:24,964 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f2911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:48:24, skipping insertion in model container [2018-06-22 17:48:24,964 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:48:24" (3/3) ... [2018-06-22 17:48:24,966 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:48:24,976 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:48:24,987 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:48:25,036 INFO ]: Using default assertion order modulation [2018-06-22 17:48:25,037 INFO ]: Interprodecural is true [2018-06-22 17:48:25,037 INFO ]: Hoare is false [2018-06-22 17:48:25,037 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:48:25,037 INFO ]: Backedges is TWOTRACK [2018-06-22 17:48:25,037 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:48:25,037 INFO ]: Difference is false [2018-06-22 17:48:25,037 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:48:25,037 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:48:25,053 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:48:25,064 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:48:25,065 INFO ]: Found error trace [2018-06-22 17:48:25,066 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:48:25,066 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:48:25,072 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:48:25,074 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:48:25,074 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:48:25,122 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:48:25,122 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:48:25,122 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:48:25,227 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:48:25,520 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:48:25,523 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:48:25,523 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:48:25,525 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:48:25,540 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:48:25,541 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:48:25,543 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:48:25,703 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:48:25,703 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:48:25,704 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:48:25,705 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:48:25,705 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:48:25,714 INFO ]: With dead ends: 13 [2018-06-22 17:48:25,714 INFO ]: Without dead ends: 13 [2018-06-22 17:48:25,716 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:48:25,729 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:48:25,755 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:48:25,763 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:48:25,763 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:48:25,764 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:48:25,765 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:48:25,765 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:48:25,765 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:48:25,765 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:48:25,766 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:48:25,766 INFO ]: Found error trace [2018-06-22 17:48:25,766 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:48:25,766 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:48:25,766 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:48:25,766 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:48:25,766 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:48:25,767 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:48:25,767 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:48:25,767 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:48:25,887 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:48:26,772 WARN ]: Spent 602.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 45 [2018-06-22 17:48:26,841 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:48:26,841 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:48:26,841 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:48:26,849 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:48:26,980 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:48:26,991 INFO ]: Computing forward predicates... [2018-06-22 17:48:55,062 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 17:48:55,074 WARN ]: expecting exponential blowup for input size 18 Received shutdown request... [2018-06-22 17:49:19,314 INFO ]: Timeout while computing interpolants [2018-06-22 17:49:19,515 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:49:19,515 WARN ]: Verification canceled [2018-06-22 17:49:19,519 WARN ]: Timeout [2018-06-22 17:49:19,519 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:49:19 BoogieIcfgContainer [2018-06-22 17:49:19,519 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:49:19,520 INFO ]: Toolchain (without parser) took 55235.41 ms. Allocated memory was 306.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 240.1 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-22 17:49:19,522 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:49:19,522 INFO ]: ChcToBoogie took 81.18 ms. Allocated memory is still 306.7 MB. Free memory was 240.1 MB in the beginning and 237.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:49:19,523 INFO ]: Boogie Preprocessor took 89.83 ms. Allocated memory is still 306.7 MB. Free memory was 237.2 MB in the beginning and 236.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 17:49:19,523 INFO ]: RCFGBuilder took 485.42 ms. Allocated memory is still 306.7 MB. Free memory was 235.2 MB in the beginning and 207.2 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:49:19,524 INFO ]: TraceAbstraction took 54562.78 ms. Allocated memory was 306.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 207.2 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. [2018-06-22 17:49:19,527 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 306.7 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 81.18 ms. Allocated memory is still 306.7 MB. Free memory was 240.1 MB in the beginning and 237.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 89.83 ms. Allocated memory is still 306.7 MB. Free memory was 237.2 MB in the beginning and 236.2 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 485.42 ms. Allocated memory is still 306.7 MB. Free memory was 235.2 MB in the beginning and 207.2 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 54562.78 ms. Allocated memory was 306.7 MB in the beginning and 2.5 GB in the end (delta: 2.2 GB). Free memory was 207.2 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was transforming 18 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 54.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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 could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2884_e3_1882.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-49-19-551.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_5_e2_2884_e3_1882.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-49-19-551.csv Completed graceful shutdown