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_2_e1_3099_e1_3277.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:33:41,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:33:41,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:33:41,475 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:33:41,475 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:33:41,476 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:33:41,478 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:33:41,479 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:33:41,481 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:33:41,482 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:33:41,482 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:33:41,483 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:33:41,483 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:33:41,484 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:33:41,485 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:33:41,486 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:33:41,487 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:33:41,489 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:33:41,491 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:33:41,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:33:41,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:33:41,495 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:33:41,496 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:33:41,496 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:33:41,497 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:33:41,498 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:33:41,498 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:33:41,499 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:33:41,500 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:33:41,500 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:33:41,501 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:33:41,502 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:33:41,502 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:33:41,503 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:33:41,503 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:33:41,504 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 17:33:41,517 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:33:41,518 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:33:41,518 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:33:41,518 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:33:41,519 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:33:41,519 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:33:41,519 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:33:41,520 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:33:41,520 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:33:41,520 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:33:41,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:33:41,520 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:33:41,521 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:33:41,522 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:33:41,522 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:33:41,523 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:33:41,523 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:33:41,523 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:33:41,523 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:33:41,524 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:33:41,525 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:33:41,572 INFO ]: Repository-Root is: /tmp [2018-06-22 17:33:41,587 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:33:41,592 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:33:41,594 INFO ]: Initializing SmtParser... [2018-06-22 17:33:41,594 INFO ]: SmtParser initialized [2018-06-22 17:33:41,600 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e1_3277.smt2 [2018-06-22 17:33:41,601 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 17:33:41,762 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e1_3277.smt2 unknown [2018-06-22 17:33:42,467 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099_e1_3277.smt2 [2018-06-22 17:33:42,476 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:33:42,486 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:33:42,487 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:33:42,487 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:33:42,487 INFO ]: ChcToBoogie initialized [2018-06-22 17:33:42,494 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,584 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42 Unit [2018-06-22 17:33:42,584 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:33:42,585 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:33:42,585 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:33:42,585 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:33:42,620 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,621 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,680 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,680 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,702 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,703 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,711 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (1/1) ... [2018-06-22 17:33:42,720 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:33:42,720 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:33:42,720 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:33:42,720 INFO ]: RCFGBuilder initialized [2018-06-22 17:33:42,721 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (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 17:33:42,755 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:33:42,755 INFO ]: Found specification of procedure False [2018-06-22 17:33:42,755 INFO ]: Found implementation of procedure False [2018-06-22 17:33:42,755 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:33:42,755 INFO ]: Found specification of procedure state [2018-06-22 17:33:42,755 INFO ]: Found implementation of procedure state [2018-06-22 17:33:42,755 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:33:42,755 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:33:42,755 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 17:33:43,415 INFO ]: Using library mode [2018-06-22 17:33:43,416 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:33:43 BoogieIcfgContainer [2018-06-22 17:33:43,416 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:33:43,418 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:33:43,422 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:33:43,425 INFO ]: TraceAbstraction initialized [2018-06-22 17:33:43,426 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:33:42" (1/3) ... [2018-06-22 17:33:43,427 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d6388b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:33:43, skipping insertion in model container [2018-06-22 17:33:43,427 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:33:42" (2/3) ... [2018-06-22 17:33:43,427 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d6388b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:33:43, skipping insertion in model container [2018-06-22 17:33:43,427 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:33:43" (3/3) ... [2018-06-22 17:33:43,429 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:33:43,440 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:33:43,450 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:33:43,533 INFO ]: Using default assertion order modulation [2018-06-22 17:33:43,533 INFO ]: Interprodecural is true [2018-06-22 17:33:43,533 INFO ]: Hoare is false [2018-06-22 17:33:43,533 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:33:43,533 INFO ]: Backedges is TWOTRACK [2018-06-22 17:33:43,533 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:33:43,534 INFO ]: Difference is false [2018-06-22 17:33:43,534 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:33:43,534 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:33:43,552 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:33:43,564 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:33:43,564 INFO ]: Found error trace [2018-06-22 17:33:43,565 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:33:43,566 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:33:43,572 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:33:43,574 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:33:43,575 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:33:43,617 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:43,617 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:33:43,617 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:43,754 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:33:44,175 WARN ]: Spent 179.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 7 [2018-06-22 17:33:44,178 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:33:44,181 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:33:44,181 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:33:44,187 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:33:44,216 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:33:44,216 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:33:44,219 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:33:44,385 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:33:44,386 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:33:44,386 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:33:44,388 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:33:44,391 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:33:44,425 INFO ]: With dead ends: 13 [2018-06-22 17:33:44,425 INFO ]: Without dead ends: 13 [2018-06-22 17:33:44,427 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:33:44,481 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:33:44,529 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:33:44,539 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:33:44,540 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:33:44,541 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:33:44,541 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:33:44,541 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:33:44,541 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:33:44,541 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:33:44,543 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:33:44,543 INFO ]: Found error trace [2018-06-22 17:33:44,543 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:33:44,544 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:33:44,544 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:33:44,544 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:33:44,544 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:33:44,545 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:44,545 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:33:44,545 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:33:44,935 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:33:49,523 WARN ]: Spent 3.74 s on a formula simplification. DAG size of input: 352 DAG size of output: 138 [2018-06-22 17:33:50,309 WARN ]: Spent 587.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 6 [2018-06-22 17:33:50,312 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:33:50,312 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:33:50,312 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 17:33:50,344 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:33:50,552 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:33:50,576 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:35:01,051 INFO ]: Timeout while computing interpolants [2018-06-22 17:35:01,253 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:35:01,253 WARN ]: Verification canceled [2018-06-22 17:35:01,258 WARN ]: Timeout [2018-06-22 17:35:01,259 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:35:01 BoogieIcfgContainer [2018-06-22 17:35:01,259 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:35:01,260 INFO ]: Toolchain (without parser) took 78782.95 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.3 MB in the beginning and 963.6 MB in the end (delta: -720.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:35:01,260 INFO ]: SmtParser took 0.11 ms. Allocated memory is still 307.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:35:01,261 INFO ]: ChcToBoogie took 97.90 ms. Allocated memory is still 307.8 MB. Free memory was 243.3 MB in the beginning and 239.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:35:01,261 INFO ]: Boogie Preprocessor took 134.78 ms. Allocated memory is still 307.8 MB. Free memory was 239.4 MB in the beginning and 237.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:35:01,262 INFO ]: RCFGBuilder took 695.50 ms. Allocated memory is still 307.8 MB. Free memory was 237.4 MB in the beginning and 208.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:35:01,297 INFO ]: TraceAbstraction took 77841.00 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 207.4 MB in the beginning and 963.6 MB in the end (delta: -756.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:35:01,299 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.11 ms. Allocated memory is still 307.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 97.90 ms. Allocated memory is still 307.8 MB. Free memory was 243.3 MB in the beginning and 239.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 134.78 ms. Allocated memory is still 307.8 MB. Free memory was 239.4 MB in the beginning and 237.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 695.50 ms. Allocated memory is still 307.8 MB. Free memory was 237.4 MB in the beginning and 208.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 77841.00 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 207.4 MB in the beginning and 963.6 MB in the end (delta: -756.3 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 41 quantified variables from 57 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 77.7s 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, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s 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, 184 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_2_e1_3099_e1_3277.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-35-01-322.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e1_3099_e1_3277.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-35-01-322.csv Completed graceful shutdown