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_all_e1_1207_e2_3220.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:04:25,390 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:04:25,392 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:04:25,407 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:04:25,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:04:25,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:04:25,409 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:04:25,413 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:04:25,415 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:04:25,415 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:04:25,417 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:04:25,417 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:04:25,418 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:04:25,419 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:04:25,420 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:04:25,423 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:04:25,425 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:04:25,426 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:04:25,438 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:04:25,439 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:04:25,440 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:04:25,442 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:04:25,443 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:04:25,443 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:04:25,444 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:04:25,444 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:04:25,445 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:04:25,446 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:04:25,447 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:04:25,447 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:04:25,448 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:04:25,448 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:04:25,448 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:04:25,449 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:04:25,450 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:04:25,450 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 18:04:25,463 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:04:25,463 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:04:25,463 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:04:25,464 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:04:25,464 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:04:25,465 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:04:25,465 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:04:25,465 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:04:25,465 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:04:25,466 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:04:25,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:04:25,466 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:04:25,466 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:04:25,466 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:04:25,467 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:04:25,467 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:04:25,467 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:04:25,467 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:04:25,467 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:04:25,468 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:04:25,469 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:04:25,504 INFO ]: Repository-Root is: /tmp [2018-06-22 18:04:25,521 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:04:25,526 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:04:25,528 INFO ]: Initializing SmtParser... [2018-06-22 18:04:25,528 INFO ]: SmtParser initialized [2018-06-22 18:04:25,529 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207_e2_3220.smt2 [2018-06-22 18:04:25,530 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 18:04:25,618 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207_e2_3220.smt2 unknown [2018-06-22 18:04:26,161 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e1_1207_e2_3220.smt2 [2018-06-22 18:04:26,165 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:04:26,171 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:04:26,171 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:04:26,171 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:04:26,171 INFO ]: ChcToBoogie initialized [2018-06-22 18:04:26,174 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,233 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26 Unit [2018-06-22 18:04:26,233 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:04:26,234 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:04:26,234 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:04:26,234 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:04:26,256 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,256 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,268 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,268 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,275 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,276 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,279 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (1/1) ... [2018-06-22 18:04:26,284 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:04:26,285 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:04:26,285 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:04:26,285 INFO ]: RCFGBuilder initialized [2018-06-22 18:04:26,288 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (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 18:04:26,303 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:04:26,303 INFO ]: Found specification of procedure False [2018-06-22 18:04:26,303 INFO ]: Found implementation of procedure False [2018-06-22 18:04:26,303 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:04:26,303 INFO ]: Found specification of procedure state [2018-06-22 18:04:26,303 INFO ]: Found implementation of procedure state [2018-06-22 18:04:26,303 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:04:26,303 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:04:26,303 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 18:04:26,757 INFO ]: Using library mode [2018-06-22 18:04:26,758 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:04:26 BoogieIcfgContainer [2018-06-22 18:04:26,758 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:04:26,760 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:04:26,760 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:04:26,766 INFO ]: TraceAbstraction initialized [2018-06-22 18:04:26,766 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:04:26" (1/3) ... [2018-06-22 18:04:26,767 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5751669a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:04:26, skipping insertion in model container [2018-06-22 18:04:26,767 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:04:26" (2/3) ... [2018-06-22 18:04:26,767 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5751669a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:04:26, skipping insertion in model container [2018-06-22 18:04:26,767 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:04:26" (3/3) ... [2018-06-22 18:04:26,769 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:04:26,780 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:04:26,791 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:04:26,841 INFO ]: Using default assertion order modulation [2018-06-22 18:04:26,842 INFO ]: Interprodecural is true [2018-06-22 18:04:26,842 INFO ]: Hoare is false [2018-06-22 18:04:26,842 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:04:26,842 INFO ]: Backedges is TWOTRACK [2018-06-22 18:04:26,842 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:04:26,842 INFO ]: Difference is false [2018-06-22 18:04:26,842 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:04:26,842 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:04:26,860 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:04:26,877 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:04:26,877 INFO ]: Found error trace [2018-06-22 18:04:26,878 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:04:26,879 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:04:26,885 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:04:26,887 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:04:26,887 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:04:26,921 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:04:26,921 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:04:26,921 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:04:27,046 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:04:27,531 WARN ]: Spent 261.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 12 [2018-06-22 18:04:27,534 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:04:27,536 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:04:27,536 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:04:27,537 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:04:27,547 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:04:27,548 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:04:27,549 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:04:27,701 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:04:27,701 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:04:27,702 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:04:27,703 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:04:27,704 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:04:27,719 INFO ]: With dead ends: 13 [2018-06-22 18:04:27,719 INFO ]: Without dead ends: 13 [2018-06-22 18:04:27,723 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:04:27,743 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:04:27,780 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:04:27,781 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:04:27,782 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:04:27,783 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:04:27,783 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:04:27,783 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:04:27,783 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:04:27,783 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:04:27,785 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:04:27,785 INFO ]: Found error trace [2018-06-22 18:04:27,785 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:04:27,785 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:04:27,785 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:04:27,785 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:04:27,785 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:04:27,786 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:04:27,786 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:04:27,786 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:04:27,947 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:04:30,807 WARN ]: Spent 2.32 s on a formula simplification. DAG size of input: 344 DAG size of output: 194 [2018-06-22 18:04:31,005 WARN ]: Spent 113.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2018-06-22 18:04:31,349 WARN ]: Spent 226.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 15 [2018-06-22 18:04:31,355 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:04:31,355 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:04:31,355 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 18:04:31,370 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:04:31,494 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:04:31,505 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:05:37,052 INFO ]: Timeout while computing interpolants [2018-06-22 18:05:37,252 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:05:37,253 WARN ]: Verification canceled [2018-06-22 18:05:37,257 WARN ]: Timeout [2018-06-22 18:05:37,257 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:05:37 BoogieIcfgContainer [2018-06-22 18:05:37,257 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:05:37,258 INFO ]: Toolchain (without parser) took 71092.66 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 240.6 MB in the beginning and 169.9 MB in the end (delta: 70.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:05:37,259 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:05:37,260 INFO ]: ChcToBoogie took 62.42 ms. Allocated memory is still 306.2 MB. Free memory was 239.6 MB in the beginning and 236.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:05:37,260 INFO ]: Boogie Preprocessor took 49.90 ms. Allocated memory is still 306.2 MB. Free memory was 236.6 MB in the beginning and 234.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:05:37,260 INFO ]: RCFGBuilder took 473.64 ms. Allocated memory is still 306.2 MB. Free memory was 234.6 MB in the beginning and 204.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 3.6 GB. [2018-06-22 18:05:37,263 INFO ]: TraceAbstraction took 70497.80 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.5 MB in the beginning and 169.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:05:37,266 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 306.2 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 62.42 ms. Allocated memory is still 306.2 MB. Free memory was 239.6 MB in the beginning and 236.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 49.90 ms. Allocated memory is still 306.2 MB. Free memory was 236.6 MB in the beginning and 234.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 473.64 ms. Allocated memory is still 306.2 MB. Free memory was 234.6 MB in the beginning and 204.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 70497.80 ms. Allocated memory was 306.2 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.5 MB in the beginning and 169.9 MB in the end (delta: 34.6 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 48 quantified variables from 61 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 70.4s 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, 0.3s 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, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 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_all_e1_1207_e2_3220.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-05-37-284.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e1_1207_e2_3220.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-05-37-284.csv Completed graceful shutdown