java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e2_2799_e1_1303.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 14:30:14,404 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 14:30:14,406 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 14:30:14,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 14:30:14,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 14:30:14,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 14:30:14,421 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 14:30:14,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 14:30:14,424 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 14:30:14,425 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 14:30:14,426 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 14:30:14,426 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 14:30:14,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 14:30:14,428 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 14:30:14,428 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 14:30:14,429 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 14:30:14,431 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 14:30:14,433 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 14:30:14,434 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 14:30:14,435 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 14:30:14,437 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 14:30:14,439 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 14:30:14,439 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 14:30:14,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 14:30:14,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 14:30:14,442 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 14:30:14,442 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 14:30:14,443 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 14:30:14,444 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 14:30:14,444 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 14:30:14,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 14:30:14,446 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 14:30:14,446 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 14:30:14,447 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 14:30:14,448 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 14:30:14,448 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 14:30:14,460 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 14:30:14,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 14:30:14,461 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 14:30:14,461 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 14:30:14,463 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 14:30:14,463 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 14:30:14,463 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 14:30:14,464 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 14:30:14,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 14:30:14,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 14:30:14,464 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 14:30:14,465 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 14:30:14,465 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 14:30:14,465 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 14:30:14,466 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 14:30:14,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 14:30:14,466 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 14:30:14,467 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 14:30:14,468 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 14:30:14,522 INFO ]: Repository-Root is: /tmp [2018-06-18 14:30:14,540 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 14:30:14,545 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 14:30:14,546 INFO ]: Initializing SmtParser... [2018-06-18 14:30:14,546 INFO ]: SmtParser initialized [2018-06-18 14:30:14,547 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e2_2799_e1_1303.smt2 [2018-06-18 14:30:14,548 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 [2018-06-18 14:30:14,639 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e2_2799_e1_1303.smt2 unknown [2018-06-18 14:30:15,271 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/DRAGON_4_e2_2799_e1_1303.smt2 [2018-06-18 14:30:15,276 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 14:30:15,281 INFO ]: Walking toolchain with 4 elements. [2018-06-18 14:30:15,281 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 14:30:15,281 INFO ]: Initializing ChcToBoogie... [2018-06-18 14:30:15,282 INFO ]: ChcToBoogie initialized [2018-06-18 14:30:15,288 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,438 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15 Unit [2018-06-18 14:30:15,438 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 14:30:15,439 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 14:30:15,439 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 14:30:15,439 INFO ]: Boogie Preprocessor initialized [2018-06-18 14:30:15,462 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,463 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,493 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,494 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,513 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,514 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,530 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (1/1) ... [2018-06-18 14:30:15,535 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 14:30:15,536 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 14:30:15,536 INFO ]: Initializing RCFGBuilder... [2018-06-18 14:30:15,536 INFO ]: RCFGBuilder initialized [2018-06-18 14:30:15,540 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (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) [2018-06-18 14:30:15,554 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 14:30:15,554 INFO ]: Found specification of procedure False [2018-06-18 14:30:15,554 INFO ]: Found implementation of procedure False [2018-06-18 14:30:15,554 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 14:30:15,554 INFO ]: Found specification of procedure state [2018-06-18 14:30:15,554 INFO ]: Found implementation of procedure state [2018-06-18 14:30:15,554 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 14:30:15,554 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 14:30:15,554 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 [2018-06-18 14:30:16,276 INFO ]: Using library mode [2018-06-18 14:30:16,277 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:30:16 BoogieIcfgContainer [2018-06-18 14:30:16,277 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 14:30:16,278 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 14:30:16,278 INFO ]: Initializing TraceAbstraction... [2018-06-18 14:30:16,282 INFO ]: TraceAbstraction initialized [2018-06-18 14:30:16,282 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 02:30:15" (1/3) ... [2018-06-18 14:30:16,283 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc051be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 02:30:16, skipping insertion in model container [2018-06-18 14:30:16,283 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 02:30:15" (2/3) ... [2018-06-18 14:30:16,283 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc051be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 02:30:16, skipping insertion in model container [2018-06-18 14:30:16,283 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 02:30:16" (3/3) ... [2018-06-18 14:30:16,289 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 14:30:16,299 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 14:30:16,309 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 14:30:16,363 INFO ]: Using default assertion order modulation [2018-06-18 14:30:16,364 INFO ]: Interprodecural is true [2018-06-18 14:30:16,364 INFO ]: Hoare is false [2018-06-18 14:30:16,364 INFO ]: Compute interpolants for FPandBP [2018-06-18 14:30:16,364 INFO ]: Backedges is TWOTRACK [2018-06-18 14:30:16,364 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 14:30:16,364 INFO ]: Difference is false [2018-06-18 14:30:16,364 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 14:30:16,364 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 14:30:16,381 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 14:30:16,397 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 14:30:16,397 INFO ]: Found error trace [2018-06-18 14:30:16,398 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:30:16,398 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:30:16,404 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 14:30:16,406 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:30:16,407 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:30:16,459 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:30:16,459 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:30:16,459 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:30:16,617 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:30:16,626 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:30:16,924 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 14:30:16,927 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 14:30:16,927 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 14:30:16,929 INFO ]: Interpolant automaton has 4 states [2018-06-18 14:30:16,945 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 14:30:16,946 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 14:30:16,950 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 14:30:17,117 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 14:30:17,117 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 14:30:17,118 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 14:30:17,120 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 14:30:17,120 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 14:30:17,134 INFO ]: With dead ends: 13 [2018-06-18 14:30:17,134 INFO ]: Without dead ends: 13 [2018-06-18 14:30:17,136 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 [2018-06-18 14:30:17,155 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 14:30:17,193 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 14:30:17,196 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 14:30:17,196 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 14:30:17,197 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 14:30:17,198 INFO ]: Finished accepts. word is rejected. [2018-06-18 14:30:17,198 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 14:30:17,198 INFO ]: Interpolant automaton has 4 states. [2018-06-18 14:30:17,198 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 14:30:17,199 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 14:30:17,200 INFO ]: Found error trace [2018-06-18 14:30:17,200 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 14:30:17,200 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 14:30:17,200 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 14:30:17,200 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 14:30:17,200 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 14:30:17,201 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:30:17,201 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:30:17,201 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 14:30:17,361 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:30:17,362 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 14:30:18,368 WARN ]: Spent 694.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 54 [2018-06-18 14:30:18,441 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 14:30:18,441 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 14:30:18,441 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 [2018-06-18 14:30:18,449 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 14:30:18,655 INFO ]: Conjunction of SSA is unsat [2018-06-18 14:30:18,670 INFO ]: Computing forward predicates... [2018-06-18 14:30:20,928 WARN ]: expecting exponential blowup for input size 11 [2018-06-18 14:30:21,744 WARN ]: expecting exponential blowup for input size 12 [2018-06-18 14:30:22,151 WARN ]: expecting exponential blowup for input size 10 [2018-06-18 14:30:22,586 WARN ]: expecting exponential blowup for input size 9 Received shutdown request... [2018-06-18 14:31:05,402 INFO ]: Timeout while computing interpolants [2018-06-18 14:31:05,603 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 14:31:05,603 WARN ]: Verification canceled [2018-06-18 14:31:05,607 WARN ]: Timeout [2018-06-18 14:31:05,608 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 02:31:05 BoogieIcfgContainer [2018-06-18 14:31:05,608 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 14:31:05,609 INFO ]: Toolchain (without parser) took 50332.32 ms. Allocated memory was 303.6 MB in the beginning and 3.6 GB in the end (delta: 3.3 GB). Free memory was 228.2 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 3.2 GB. Max. memory is 3.6 GB. [2018-06-18 14:31:05,610 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.6 MB. Free memory is still 268.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 14:31:05,610 INFO ]: ChcToBoogie took 156.75 ms. Allocated memory is still 303.6 MB. Free memory was 226.2 MB in the beginning and 220.2 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:31:05,611 INFO ]: Boogie Preprocessor took 96.59 ms. Allocated memory is still 303.6 MB. Free memory was 220.2 MB in the beginning and 218.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 14:31:05,611 INFO ]: RCFGBuilder took 741.25 ms. Allocated memory was 303.6 MB in the beginning and 324.0 MB in the end (delta: 20.4 MB). Free memory was 218.2 MB in the beginning and 282.8 MB in the end (delta: -64.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 3.6 GB. [2018-06-18 14:31:05,612 INFO ]: TraceAbstraction took 49329.49 ms. Allocated memory was 324.0 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 282.8 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.3 GB. Max. memory is 3.6 GB. [2018-06-18 14:31:05,615 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 303.6 MB. Free memory is still 268.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 156.75 ms. Allocated memory is still 303.6 MB. Free memory was 226.2 MB in the beginning and 220.2 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 96.59 ms. Allocated memory is still 303.6 MB. Free memory was 220.2 MB in the beginning and 218.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 741.25 ms. Allocated memory was 303.6 MB in the beginning and 324.0 MB in the end (delta: 20.4 MB). Free memory was 218.2 MB in the beginning and 282.8 MB in the end (delta: -64.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 3.6 GB. * TraceAbstraction took 49329.49 ms. Allocated memory was 324.0 MB in the beginning and 3.6 GB in the end (delta: 3.2 GB). Free memory was 282.8 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). 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 9 conjuction. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 49.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.2s 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_4_e2_2799_e1_1303.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_14-31-05-635.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/DRAGON_4_e2_2799_e1_1303.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_14-31-05-635.csv Completed graceful shutdown