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_8_e2_1711_e3_1753.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:54:16,316 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:54:16,318 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:54:16,332 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:54:16,332 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:54:16,333 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:54:16,334 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:54:16,338 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:54:16,339 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:54:16,341 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:54:16,342 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:54:16,342 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:54:16,343 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:54:16,344 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:54:16,344 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:54:16,348 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:54:16,349 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:54:16,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:54:16,361 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:54:16,361 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:54:16,362 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:54:16,364 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:54:16,364 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:54:16,364 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:54:16,369 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:54:16,370 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:54:16,370 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:54:16,371 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:54:16,372 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:54:16,373 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:54:16,373 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:54:16,374 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:54:16,374 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:54:16,375 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:54:16,378 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:54:16,378 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 17:54:16,392 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:54:16,393 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:54:16,393 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:54:16,393 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:54:16,394 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:54:16,394 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:54:16,395 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:54:16,395 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:54:16,395 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:54:16,395 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:54:16,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:54:16,396 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:54:16,396 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:54:16,396 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:54:16,396 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:54:16,396 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:54:16,396 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:54:16,397 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:54:16,397 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:54:16,400 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:54:16,401 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:54:16,443 INFO ]: Repository-Root is: /tmp [2018-06-22 17:54:16,456 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:54:16,464 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:54:16,465 INFO ]: Initializing SmtParser... [2018-06-22 17:54:16,466 INFO ]: SmtParser initialized [2018-06-22 17:54:16,467 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e3_1753.smt2 [2018-06-22 17:54:16,468 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 17:54:16,556 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e3_1753.smt2 unknown [2018-06-22 17:54:17,045 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_8_e2_1711_e3_1753.smt2 [2018-06-22 17:54:17,057 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:54:17,063 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:54:17,063 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:54:17,063 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:54:17,063 INFO ]: ChcToBoogie initialized [2018-06-22 17:54:17,075 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,174 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17 Unit [2018-06-22 17:54:17,174 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:54:17,174 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:54:17,174 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:54:17,175 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:54:17,198 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,198 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,210 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,210 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,217 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,218 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,221 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (1/1) ... [2018-06-22 17:54:17,224 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:54:17,225 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:54:17,225 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:54:17,225 INFO ]: RCFGBuilder initialized [2018-06-22 17:54:17,226 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (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 17:54:17,248 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:54:17,248 INFO ]: Found specification of procedure False [2018-06-22 17:54:17,249 INFO ]: Found implementation of procedure False [2018-06-22 17:54:17,249 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:54:17,249 INFO ]: Found specification of procedure state [2018-06-22 17:54:17,249 INFO ]: Found implementation of procedure state [2018-06-22 17:54:17,249 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:54:17,249 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:54:17,249 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 17:54:17,669 INFO ]: Using library mode [2018-06-22 17:54:17,669 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:54:17 BoogieIcfgContainer [2018-06-22 17:54:17,669 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:54:17,671 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:54:17,671 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:54:17,675 INFO ]: TraceAbstraction initialized [2018-06-22 17:54:17,675 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:54:17" (1/3) ... [2018-06-22 17:54:17,676 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ad0605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:54:17, skipping insertion in model container [2018-06-22 17:54:17,676 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:54:17" (2/3) ... [2018-06-22 17:54:17,676 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50ad0605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:54:17, skipping insertion in model container [2018-06-22 17:54:17,676 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:54:17" (3/3) ... [2018-06-22 17:54:17,678 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:54:17,688 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:54:17,699 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:54:17,745 INFO ]: Using default assertion order modulation [2018-06-22 17:54:17,745 INFO ]: Interprodecural is true [2018-06-22 17:54:17,745 INFO ]: Hoare is false [2018-06-22 17:54:17,746 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:54:17,746 INFO ]: Backedges is TWOTRACK [2018-06-22 17:54:17,746 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:54:17,746 INFO ]: Difference is false [2018-06-22 17:54:17,746 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:54:17,746 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:54:17,759 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:54:17,769 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:54:17,769 INFO ]: Found error trace [2018-06-22 17:54:17,770 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:54:17,770 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:54:17,775 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:54:17,777 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:54:17,778 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:54:17,826 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:54:17,826 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:54:17,826 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:54:17,933 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:54:18,205 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:54:18,207 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:54:18,208 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:54:18,210 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:54:18,226 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:54:18,226 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:54:18,229 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:54:18,364 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:54:18,364 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:54:18,365 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:54:18,366 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:54:18,367 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:54:18,377 INFO ]: With dead ends: 13 [2018-06-22 17:54:18,377 INFO ]: Without dead ends: 13 [2018-06-22 17:54:18,380 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:54:18,397 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:54:18,422 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:54:18,423 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:54:18,424 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:54:18,425 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:54:18,425 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:54:18,425 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:54:18,425 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:54:18,425 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:54:18,427 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:54:18,427 INFO ]: Found error trace [2018-06-22 17:54:18,427 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:54:18,427 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:54:18,427 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:54:18,427 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:54:18,427 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:54:18,428 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:54:18,428 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:54:18,428 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:54:18,553 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:54:19,569 WARN ]: Spent 686.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 47 [2018-06-22 17:54:19,719 WARN ]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-06-22 17:54:20,026 WARN ]: Spent 208.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 1 [2018-06-22 17:54:20,028 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:54:20,028 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:54:20,028 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 17:54:20,036 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:54:20,179 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:54:20,195 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:55:24,301 INFO ]: Timeout while computing interpolants [2018-06-22 17:55:24,502 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:55:24,502 WARN ]: Verification canceled [2018-06-22 17:55:24,507 WARN ]: Timeout [2018-06-22 17:55:24,508 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:55:24 BoogieIcfgContainer [2018-06-22 17:55:24,508 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:55:24,508 INFO ]: Toolchain (without parser) took 67450.86 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 238.0 MB in the beginning and 1.1 GB in the end (delta: -842.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:55:24,509 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:55:24,510 INFO ]: ChcToBoogie took 111.03 ms. Allocated memory is still 304.6 MB. Free memory was 238.0 MB in the beginning and 235.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:55:24,510 INFO ]: Boogie Preprocessor took 50.05 ms. Allocated memory is still 304.6 MB. Free memory was 235.0 MB in the beginning and 234.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-22 17:55:24,511 INFO ]: RCFGBuilder took 444.39 ms. Allocated memory is still 304.6 MB. Free memory was 233.1 MB in the beginning and 205.1 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:55:24,511 INFO ]: TraceAbstraction took 66837.12 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.1 MB in the beginning and 1.1 GB in the end (delta: -875.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:55:24,514 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 304.6 MB. Free memory is still 270.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 111.03 ms. Allocated memory is still 304.6 MB. Free memory was 238.0 MB in the beginning and 235.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 50.05 ms. Allocated memory is still 304.6 MB. Free memory was 235.0 MB in the beginning and 234.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 444.39 ms. Allocated memory is still 304.6 MB. Free memory was 233.1 MB in the beginning and 205.1 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 66837.12 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.1 MB in the beginning and 1.1 GB in the end (delta: -875.7 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 25 quantified variables from 32 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 66.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_8_e2_1711_e3_1753.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-55-24-536.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_8_e2_1711_e3_1753.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-55-24-536.csv Completed graceful shutdown