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_all_e3_4821_e1_1318.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:16:21,391 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:16:21,393 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:16:21,408 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:16:21,408 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:16:21,409 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:16:21,410 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:16:21,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:16:21,413 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:16:21,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:16:21,416 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:16:21,416 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:16:21,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:16:21,418 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:16:21,421 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:16:21,421 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:16:21,423 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:16:21,431 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:16:21,433 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:16:21,434 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:16:21,437 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:16:21,439 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:16:21,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:16:21,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:16:21,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:16:21,443 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:16:21,443 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:16:21,444 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:16:21,445 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:16:21,445 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:16:21,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:16:21,449 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:16:21,449 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:16:21,450 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:16:21,450 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:16:21,450 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 17:16:21,472 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:16:21,473 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:16:21,473 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:16:21,473 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:16:21,474 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:16:21,474 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:16:21,474 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:16:21,475 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:16:21,475 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:16:21,475 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:16:21,475 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:16:21,475 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:16:21,475 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:16:21,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:16:21,476 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:16:21,476 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:16:21,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:16:21,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:16:21,477 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:16:21,478 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:16:21,478 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:16:21,530 INFO ]: Repository-Root is: /tmp [2018-06-22 17:16:21,546 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:16:21,551 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:16:21,552 INFO ]: Initializing SmtParser... [2018-06-22 17:16:21,553 INFO ]: SmtParser initialized [2018-06-22 17:16:21,553 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e1_1318.smt2 [2018-06-22 17:16:21,554 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 17:16:21,629 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e1_1318.smt2 unknown [2018-06-22 17:16:22,183 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_all_e3_4821_e1_1318.smt2 [2018-06-22 17:16:22,188 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:16:22,213 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:16:22,214 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:16:22,214 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:16:22,214 INFO ]: ChcToBoogie initialized [2018-06-22 17:16:22,217 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,303 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22 Unit [2018-06-22 17:16:22,303 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:16:22,304 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:16:22,304 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:16:22,304 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:16:22,331 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,331 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,360 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,360 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,379 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,380 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,384 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (1/1) ... [2018-06-22 17:16:22,398 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:16:22,399 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:16:22,399 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:16:22,399 INFO ]: RCFGBuilder initialized [2018-06-22 17:16:22,400 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (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 17:16:22,418 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:16:22,418 INFO ]: Found specification of procedure False [2018-06-22 17:16:22,418 INFO ]: Found implementation of procedure False [2018-06-22 17:16:22,418 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:16:22,419 INFO ]: Found specification of procedure state [2018-06-22 17:16:22,419 INFO ]: Found implementation of procedure state [2018-06-22 17:16:22,419 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:16:22,419 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:16:22,419 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 17:16:22,939 INFO ]: Using library mode [2018-06-22 17:16:22,939 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:16:22 BoogieIcfgContainer [2018-06-22 17:16:22,939 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:16:22,944 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:16:22,944 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:16:22,947 INFO ]: TraceAbstraction initialized [2018-06-22 17:16:22,947 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:16:22" (1/3) ... [2018-06-22 17:16:22,948 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c17a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:16:22, skipping insertion in model container [2018-06-22 17:16:22,948 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:16:22" (2/3) ... [2018-06-22 17:16:22,948 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c17a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:16:22, skipping insertion in model container [2018-06-22 17:16:22,948 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:16:22" (3/3) ... [2018-06-22 17:16:22,951 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:16:22,959 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:16:22,969 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:16:23,016 INFO ]: Using default assertion order modulation [2018-06-22 17:16:23,016 INFO ]: Interprodecural is true [2018-06-22 17:16:23,016 INFO ]: Hoare is false [2018-06-22 17:16:23,016 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:16:23,016 INFO ]: Backedges is TWOTRACK [2018-06-22 17:16:23,016 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:16:23,016 INFO ]: Difference is false [2018-06-22 17:16:23,016 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:16:23,017 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:16:23,033 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:16:23,047 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:16:23,047 INFO ]: Found error trace [2018-06-22 17:16:23,048 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:16:23,048 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:16:23,054 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:16:23,056 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:16:23,057 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:16:23,104 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:16:23,104 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:16:23,104 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:16:23,266 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:16:24,306 WARN ]: Spent 733.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 19 [2018-06-22 17:16:24,309 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:16:24,311 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:16:24,311 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:16:24,312 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:16:24,322 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:16:24,323 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:16:24,324 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:16:24,465 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:16:24,465 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:16:24,466 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:16:24,467 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:16:24,467 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:16:24,475 INFO ]: With dead ends: 13 [2018-06-22 17:16:24,476 INFO ]: Without dead ends: 13 [2018-06-22 17:16:24,477 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:16:24,489 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:16:24,512 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:16:24,521 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:16:24,522 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:16:24,523 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:16:24,523 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:16:24,523 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:16:24,523 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:16:24,523 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:16:24,525 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:16:24,525 INFO ]: Found error trace [2018-06-22 17:16:24,525 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:16:24,525 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:16:24,525 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:16:24,525 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:16:24,525 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:16:24,526 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:16:24,526 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:16:24,526 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:16:24,788 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:16:29,755 WARN ]: Spent 4.14 s on a formula simplification. DAG size of input: 540 DAG size of output: 243 [2018-06-22 17:16:29,901 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:16:29,901 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:16:29,901 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 17:16:29,919 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:16:30,091 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:16:30,107 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:17:32,390 INFO ]: Timeout while computing interpolants [2018-06-22 17:17:32,591 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:17:32,591 WARN ]: Verification canceled [2018-06-22 17:17:32,596 WARN ]: Timeout [2018-06-22 17:17:32,596 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:17:32 BoogieIcfgContainer [2018-06-22 17:17:32,596 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:17:32,597 INFO ]: Toolchain (without parser) took 70408.71 ms. Allocated memory was 309.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 229.8 MB in the beginning and 620.1 MB in the end (delta: -390.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:17:32,598 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:17:32,598 INFO ]: ChcToBoogie took 89.53 ms. Allocated memory is still 309.3 MB. Free memory was 229.8 MB in the beginning and 226.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:17:32,608 INFO ]: Boogie Preprocessor took 94.57 ms. Allocated memory is still 309.3 MB. Free memory was 226.8 MB in the beginning and 223.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:17:32,608 INFO ]: RCFGBuilder took 540.47 ms. Allocated memory was 309.3 MB in the beginning and 326.1 MB in the end (delta: 16.8 MB). Free memory was 223.8 MB in the beginning and 284.9 MB in the end (delta: -61.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:17:32,609 INFO ]: TraceAbstraction took 69652.16 ms. Allocated memory was 326.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 284.9 MB in the beginning and 620.1 MB in the end (delta: -335.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:17:32,611 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 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 89.53 ms. Allocated memory is still 309.3 MB. Free memory was 229.8 MB in the beginning and 226.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 94.57 ms. Allocated memory is still 309.3 MB. Free memory was 226.8 MB in the beginning and 223.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 540.47 ms. Allocated memory was 309.3 MB in the beginning and 326.1 MB in the end (delta: 16.8 MB). Free memory was 223.8 MB in the beginning and 284.9 MB in the end (delta: -61.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69652.16 ms. Allocated memory was 326.1 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 284.9 MB in the beginning and 620.1 MB in the end (delta: -335.2 MB). Peak memory consumption was 1.3 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 XnfDer was eliminating 77 quantified variables from 110 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.5s 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, 0.8s 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, 1.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 376 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_all_e3_4821_e1_1318.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-17-32-630.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_all_e3_4821_e1_1318.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-17-32-630.csv Completed graceful shutdown