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.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:35:11,735 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:35:11,737 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:35:11,753 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:35:11,753 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:35:11,755 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:35:11,756 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:35:11,759 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:35:11,761 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:35:11,761 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:35:11,763 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:35:11,764 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:35:11,765 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:35:11,766 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:35:11,766 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:35:11,769 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:35:11,771 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:35:11,780 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:35:11,782 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:35:11,783 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:35:11,790 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:35:11,795 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:35:11,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:35:11,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:35:11,797 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:35:11,798 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:35:11,798 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:35:11,800 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:35:11,801 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:35:11,801 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:35:11,801 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:35:11,802 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:35:11,802 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:35:11,803 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:35:11,804 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:35:11,804 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 17:35:11,833 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:35:11,834 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:35:11,834 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:35:11,834 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:35:11,837 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:35:11,837 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:35:11,838 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:35:11,838 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:35:11,838 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:35:11,838 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:35:11,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:35:11,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:35:11,839 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:35:11,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:35:11,840 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:35:11,840 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:35:11,841 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:35:11,841 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:35:11,841 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:35:11,843 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:35:11,843 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:35:11,894 INFO ]: Repository-Root is: /tmp [2018-06-22 17:35:11,909 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:35:11,914 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:35:11,917 INFO ]: Initializing SmtParser... [2018-06-22 17:35:11,917 INFO ]: SmtParser initialized [2018-06-22 17:35:11,918 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099.smt2 [2018-06-22 17:35:11,919 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 17:35:12,007 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099.smt2 unknown [2018-06-22 17:35:12,540 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e1_3099.smt2 [2018-06-22 17:35:12,544 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:35:12,552 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:35:12,552 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:35:12,552 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:35:12,552 INFO ]: ChcToBoogie initialized [2018-06-22 17:35:12,555 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,670 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12 Unit [2018-06-22 17:35:12,670 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:35:12,671 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:35:12,671 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:35:12,671 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:35:12,700 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,700 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,716 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,716 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,737 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,738 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,741 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (1/1) ... [2018-06-22 17:35:12,746 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:35:12,746 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:35:12,746 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:35:12,746 INFO ]: RCFGBuilder initialized [2018-06-22 17:35:12,749 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (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 17:35:12,800 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:35:12,800 INFO ]: Found specification of procedure False [2018-06-22 17:35:12,800 INFO ]: Found implementation of procedure False [2018-06-22 17:35:12,800 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:35:12,800 INFO ]: Found specification of procedure state [2018-06-22 17:35:12,800 INFO ]: Found implementation of procedure state [2018-06-22 17:35:12,800 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:35:12,800 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:35:12,800 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 17:35:13,253 INFO ]: Using library mode [2018-06-22 17:35:13,253 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:35:13 BoogieIcfgContainer [2018-06-22 17:35:13,253 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:35:13,256 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:35:13,256 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:35:13,259 INFO ]: TraceAbstraction initialized [2018-06-22 17:35:13,259 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:35:12" (1/3) ... [2018-06-22 17:35:13,260 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1486143a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:35:13, skipping insertion in model container [2018-06-22 17:35:13,260 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:35:12" (2/3) ... [2018-06-22 17:35:13,261 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1486143a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:35:13, skipping insertion in model container [2018-06-22 17:35:13,261 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:35:13" (3/3) ... [2018-06-22 17:35:13,262 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:35:13,273 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:35:13,283 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:35:13,334 INFO ]: Using default assertion order modulation [2018-06-22 17:35:13,335 INFO ]: Interprodecural is true [2018-06-22 17:35:13,335 INFO ]: Hoare is false [2018-06-22 17:35:13,335 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:35:13,335 INFO ]: Backedges is TWOTRACK [2018-06-22 17:35:13,335 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:35:13,335 INFO ]: Difference is false [2018-06-22 17:35:13,335 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:35:13,335 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:35:13,354 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:35:13,370 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:35:13,370 INFO ]: Found error trace [2018-06-22 17:35:13,373 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:35:13,373 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:35:13,378 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 17:35:13,380 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:35:13,380 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:35:13,426 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:13,426 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:35:13,426 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:13,653 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:35:14,057 WARN ]: Spent 201.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 7 [2018-06-22 17:35:14,060 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:35:14,063 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:35:14,063 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:35:14,065 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:35:14,081 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:35:14,081 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:35:14,093 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:35:14,263 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:35:14,263 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:35:14,264 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:35:14,265 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:35:14,266 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:35:14,279 INFO ]: With dead ends: 13 [2018-06-22 17:35:14,280 INFO ]: Without dead ends: 13 [2018-06-22 17:35:14,281 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 17:35:14,294 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:35:14,330 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:35:14,333 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:35:14,335 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:35:14,336 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:35:14,337 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:35:14,337 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:35:14,337 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:35:14,337 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:35:14,340 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:35:14,340 INFO ]: Found error trace [2018-06-22 17:35:14,340 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:35:14,340 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:35:14,340 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 17:35:14,340 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:35:14,340 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:35:14,342 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:14,342 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:35:14,342 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:35:14,566 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:35:19,244 WARN ]: Spent 4.01 s on a formula simplification. DAG size of input: 355 DAG size of output: 128 [2018-06-22 17:35:19,480 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:35:19,480 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:35:19,480 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 17:35:19,490 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:35:19,627 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:35:19,643 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:36:24,961 INFO ]: Timeout while computing interpolants [2018-06-22 17:36:25,162 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:36:25,162 WARN ]: Verification canceled [2018-06-22 17:36:25,167 WARN ]: Timeout [2018-06-22 17:36:25,167 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:36:25 BoogieIcfgContainer [2018-06-22 17:36:25,167 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:36:25,168 INFO ]: Toolchain (without parser) took 72623.57 ms. Allocated memory was 314.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 250.0 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:36:25,169 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 314.6 MB. Free memory is still 280.0 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:36:25,175 INFO ]: ChcToBoogie took 118.67 ms. Allocated memory is still 314.6 MB. Free memory was 250.0 MB in the beginning and 247.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:36:25,175 INFO ]: Boogie Preprocessor took 74.62 ms. Allocated memory is still 314.6 MB. Free memory was 247.0 MB in the beginning and 245.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:36:25,176 INFO ]: RCFGBuilder took 507.33 ms. Allocated memory is still 314.6 MB. Free memory was 245.0 MB in the beginning and 216.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:36:25,176 INFO ]: TraceAbstraction took 71911.36 ms. Allocated memory was 314.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 216.0 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:36:25,180 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 314.6 MB. Free memory is still 280.0 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 118.67 ms. Allocated memory is still 314.6 MB. Free memory was 250.0 MB in the beginning and 247.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 74.62 ms. Allocated memory is still 314.6 MB. Free memory was 247.0 MB in the beginning and 245.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 507.33 ms. Allocated memory is still 314.6 MB. Free memory was 245.0 MB in the beginning and 216.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 71911.36 ms. Allocated memory was 314.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 216.0 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). 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 42 quantified variables from 55 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 71.8s 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, 0.2s 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.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-36-25-191.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e1_3099.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-36-25-191.csv Completed graceful shutdown