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/DRAGON_11_e1_2450_e2_1483.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 16:16:14,956 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 16:16:14,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 16:16:14,971 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 16:16:14,971 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 16:16:14,972 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 16:16:14,973 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 16:16:14,976 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 16:16:14,977 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 16:16:14,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 16:16:14,980 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 16:16:14,980 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 16:16:14,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 16:16:14,986 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 16:16:14,987 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 16:16:14,987 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 16:16:15,000 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 16:16:15,002 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 16:16:15,003 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 16:16:15,004 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 16:16:15,005 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 16:16:15,007 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 16:16:15,008 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 16:16:15,008 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 16:16:15,012 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 16:16:15,013 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 16:16:15,014 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 16:16:15,015 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 16:16:15,021 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 16:16:15,021 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 16:16:15,022 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 16:16:15,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 16:16:15,023 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 16:16:15,024 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 16:16:15,024 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 16:16:15,025 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 16:16:15,044 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 16:16:15,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 16:16:15,045 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 16:16:15,045 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 16:16:15,046 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 16:16:15,046 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 16:16:15,047 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 16:16:15,047 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 16:16:15,047 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 16:16:15,047 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 16:16:15,047 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:16:15,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 16:16:15,049 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 16:16:15,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 16:16:15,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 16:16:15,049 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 16:16:15,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 16:16:15,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 16:16:15,050 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 16:16:15,051 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 16:16:15,052 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 16:16:15,103 INFO ]: Repository-Root is: /tmp [2018-06-22 16:16:15,115 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 16:16:15,118 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 16:16:15,120 INFO ]: Initializing SmtParser... [2018-06-22 16:16:15,120 INFO ]: SmtParser initialized [2018-06-22 16:16:15,121 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450_e2_1483.smt2 [2018-06-22 16:16:15,122 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 16:16:15,211 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450_e2_1483.smt2 unknown [2018-06-22 16:16:15,852 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_11_e1_2450_e2_1483.smt2 [2018-06-22 16:16:15,856 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 16:16:15,862 INFO ]: Walking toolchain with 4 elements. [2018-06-22 16:16:15,862 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 16:16:15,862 INFO ]: Initializing ChcToBoogie... [2018-06-22 16:16:15,863 INFO ]: ChcToBoogie initialized [2018-06-22 16:16:15,866 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:15,954 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15 Unit [2018-06-22 16:16:15,956 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 16:16:15,957 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 16:16:15,957 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 16:16:15,957 INFO ]: Boogie Preprocessor initialized [2018-06-22 16:16:15,982 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:15,982 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:16,010 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:16,011 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:16,031 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:16,033 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:16,039 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (1/1) ... [2018-06-22 16:16:16,062 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 16:16:16,063 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 16:16:16,063 INFO ]: Initializing RCFGBuilder... [2018-06-22 16:16:16,063 INFO ]: RCFGBuilder initialized [2018-06-22 16:16:16,064 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 16:16:16,077 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 16:16:16,078 INFO ]: Found specification of procedure False [2018-06-22 16:16:16,078 INFO ]: Found implementation of procedure False [2018-06-22 16:16:16,078 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 16:16:16,078 INFO ]: Found specification of procedure state [2018-06-22 16:16:16,078 INFO ]: Found implementation of procedure state [2018-06-22 16:16:16,078 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 16:16:16,078 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 16:16:16,078 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 16:16:16,649 INFO ]: Using library mode [2018-06-22 16:16:16,649 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:16:16 BoogieIcfgContainer [2018-06-22 16:16:16,649 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 16:16:16,651 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 16:16:16,651 INFO ]: Initializing TraceAbstraction... [2018-06-22 16:16:16,654 INFO ]: TraceAbstraction initialized [2018-06-22 16:16:16,654 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 04:16:15" (1/3) ... [2018-06-22 16:16:16,656 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cda32d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 04:16:16, skipping insertion in model container [2018-06-22 16:16:16,657 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 04:16:15" (2/3) ... [2018-06-22 16:16:16,657 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cda32d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 04:16:16, skipping insertion in model container [2018-06-22 16:16:16,657 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 04:16:16" (3/3) ... [2018-06-22 16:16:16,659 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 16:16:16,669 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 16:16:16,679 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 16:16:16,734 INFO ]: Using default assertion order modulation [2018-06-22 16:16:16,734 INFO ]: Interprodecural is true [2018-06-22 16:16:16,734 INFO ]: Hoare is false [2018-06-22 16:16:16,734 INFO ]: Compute interpolants for FPandBP [2018-06-22 16:16:16,735 INFO ]: Backedges is TWOTRACK [2018-06-22 16:16:16,735 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 16:16:16,735 INFO ]: Difference is false [2018-06-22 16:16:16,735 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 16:16:16,735 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 16:16:16,752 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 16:16:16,765 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 16:16:16,766 INFO ]: Found error trace [2018-06-22 16:16:16,766 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:16:16,767 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:16:16,773 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 16:16:16,775 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:16:16,775 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:16:16,822 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:16,822 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:16:16,822 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:16,954 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:16:17,266 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 16:16:17,268 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 16:16:17,268 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 16:16:17,269 INFO ]: Interpolant automaton has 4 states [2018-06-22 16:16:17,279 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 16:16:17,279 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 16:16:17,281 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 16:16:17,437 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 16:16:17,438 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 16:16:17,439 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 16:16:17,440 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 16:16:17,441 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 16:16:17,454 INFO ]: With dead ends: 13 [2018-06-22 16:16:17,454 INFO ]: Without dead ends: 13 [2018-06-22 16:16:17,455 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 16:16:17,474 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 16:16:17,512 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 16:16:17,513 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 16:16:17,514 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 16:16:17,515 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 16:16:17,515 INFO ]: Finished accepts. word is rejected. [2018-06-22 16:16:17,515 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 16:16:17,515 INFO ]: Interpolant automaton has 4 states. [2018-06-22 16:16:17,515 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 16:16:17,517 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 16:16:17,517 INFO ]: Found error trace [2018-06-22 16:16:17,517 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 16:16:17,517 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 16:16:17,518 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 16:16:17,518 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 16:16:17,518 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 16:16:17,518 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:17,518 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:16:17,518 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 16:16:17,639 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:16:19,366 WARN ]: Spent 1.38 s on a formula simplification. DAG size of input: 127 DAG size of output: 96 [2018-06-22 16:16:19,436 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 16:16:19,436 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 16:16:19,436 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 16:16:19,443 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 16:16:19,632 INFO ]: Conjunction of SSA is unsat [2018-06-22 16:16:19,647 INFO ]: Computing forward predicates... [2018-06-22 16:16:19,885 WARN ]: expecting exponential blowup for input size 13 [2018-06-22 16:16:19,915 WARN ]: expecting exponential blowup for input size 22 Received shutdown request... [2018-06-22 16:17:04,673 INFO ]: Timeout while computing interpolants [2018-06-22 16:17:04,874 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 16:17:04,874 WARN ]: Verification canceled [2018-06-22 16:17:04,881 WARN ]: Timeout [2018-06-22 16:17:04,881 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 04:17:04 BoogieIcfgContainer [2018-06-22 16:17:04,881 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 16:17:04,882 INFO ]: Toolchain (without parser) took 49025.19 ms. Allocated memory was 307.2 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 230.8 MB in the beginning and 1.1 GB in the end (delta: -880.1 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:17:04,883 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 16:17:04,883 INFO ]: ChcToBoogie took 94.30 ms. Allocated memory is still 307.2 MB. Free memory was 230.8 MB in the beginning and 227.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:04,883 INFO ]: Boogie Preprocessor took 105.52 ms. Allocated memory is still 307.2 MB. Free memory was 227.8 MB in the beginning and 224.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:04,884 INFO ]: RCFGBuilder took 586.37 ms. Allocated memory was 307.2 MB in the beginning and 324.5 MB in the end (delta: 17.3 MB). Free memory was 224.7 MB in the beginning and 287.4 MB in the end (delta: -62.7 MB). Peak memory consumption was 44.1 MB. Max. memory is 3.6 GB. [2018-06-22 16:17:04,884 INFO ]: TraceAbstraction took 48230.69 ms. Allocated memory was 324.5 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 287.4 MB in the beginning and 1.1 GB in the end (delta: -823.5 MB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-22 16:17:04,908 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 307.2 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 94.30 ms. Allocated memory is still 307.2 MB. Free memory was 230.8 MB in the beginning and 227.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 105.52 ms. Allocated memory is still 307.2 MB. Free memory was 227.8 MB in the beginning and 224.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 586.37 ms. Allocated memory was 307.2 MB in the beginning and 324.5 MB in the end (delta: 17.3 MB). Free memory was 224.7 MB in the beginning and 287.4 MB in the end (delta: -62.7 MB). Peak memory consumption was 44.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 48230.69 ms. Allocated memory was 324.5 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 287.4 MB in the beginning and 1.1 GB in the end (delta: -823.5 MB). Peak memory consumption was 3.3 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 22 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 48.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.3s 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/DRAGON_11_e1_2450_e2_1483.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_16-17-04-934.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_11_e1_2450_e2_1483.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_16-17-04-934.csv Completed graceful shutdown