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_4_e3_3511_e6_1826.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 17:44:29,822 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 17:44:29,824 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 17:44:29,835 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 17:44:29,836 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 17:44:29,837 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 17:44:29,838 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 17:44:29,839 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 17:44:29,842 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 17:44:29,843 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 17:44:29,844 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 17:44:29,844 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 17:44:29,845 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 17:44:29,846 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 17:44:29,847 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 17:44:29,848 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 17:44:29,849 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 17:44:29,854 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 17:44:29,856 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 17:44:29,857 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 17:44:29,859 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 17:44:29,861 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 17:44:29,861 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 17:44:29,862 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 17:44:29,862 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 17:44:29,863 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 17:44:29,864 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 17:44:29,865 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 17:44:29,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 17:44:29,866 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 17:44:29,867 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 17:44:29,868 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 17:44:29,868 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 17:44:29,869 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 17:44:29,869 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 17:44:29,870 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 17:44:29,883 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 17:44:29,883 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 17:44:29,883 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 17:44:29,884 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 17:44:29,885 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 17:44:29,885 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 17:44:29,885 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 17:44:29,886 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 17:44:29,886 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 17:44:29,886 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 17:44:29,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:44:29,887 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 17:44:29,887 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 17:44:29,887 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 17:44:29,887 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 17:44:29,888 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 17:44:29,888 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 17:44:29,888 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 17:44:29,888 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 17:44:29,890 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 17:44:29,890 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 17:44:29,930 INFO ]: Repository-Root is: /tmp [2018-06-22 17:44:29,946 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 17:44:29,949 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 17:44:29,950 INFO ]: Initializing SmtParser... [2018-06-22 17:44:29,950 INFO ]: SmtParser initialized [2018-06-22 17:44:29,951 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e6_1826.smt2 [2018-06-22 17:44:29,952 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 17:44:30,052 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e6_1826.smt2 unknown [2018-06-22 17:44:30,718 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_4_e3_3511_e6_1826.smt2 [2018-06-22 17:44:30,723 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 17:44:30,729 INFO ]: Walking toolchain with 4 elements. [2018-06-22 17:44:30,729 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 17:44:30,729 INFO ]: Initializing ChcToBoogie... [2018-06-22 17:44:30,729 INFO ]: ChcToBoogie initialized [2018-06-22 17:44:30,732 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,785 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30 Unit [2018-06-22 17:44:30,785 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 17:44:30,786 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 17:44:30,786 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 17:44:30,786 INFO ]: Boogie Preprocessor initialized [2018-06-22 17:44:30,821 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,821 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,840 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,840 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,853 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,854 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,866 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (1/1) ... [2018-06-22 17:44:30,870 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 17:44:30,871 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 17:44:30,871 INFO ]: Initializing RCFGBuilder... [2018-06-22 17:44:30,871 INFO ]: RCFGBuilder initialized [2018-06-22 17:44:30,871 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 17:44:30,899 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 17:44:30,899 INFO ]: Found specification of procedure False [2018-06-22 17:44:30,899 INFO ]: Found implementation of procedure False [2018-06-22 17:44:30,899 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 17:44:30,899 INFO ]: Found specification of procedure state [2018-06-22 17:44:30,899 INFO ]: Found implementation of procedure state [2018-06-22 17:44:30,899 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 17:44:30,899 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 17:44:30,899 INFO ]: Found implementation of procedure Ultimate.START [2018-06-22 17:44:31,294 INFO ]: Using library mode [2018-06-22 17:44:31,295 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:44:31 BoogieIcfgContainer [2018-06-22 17:44:31,295 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 17:44:31,297 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 17:44:31,297 INFO ]: Initializing TraceAbstraction... [2018-06-22 17:44:31,300 INFO ]: TraceAbstraction initialized [2018-06-22 17:44:31,300 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 05:44:30" (1/3) ... [2018-06-22 17:44:31,301 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3805330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 05:44:31, skipping insertion in model container [2018-06-22 17:44:31,301 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 05:44:30" (2/3) ... [2018-06-22 17:44:31,301 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3805330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 05:44:31, skipping insertion in model container [2018-06-22 17:44:31,301 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 05:44:31" (3/3) ... [2018-06-22 17:44:31,303 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 17:44:31,314 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 17:44:31,325 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 17:44:31,377 INFO ]: Using default assertion order modulation [2018-06-22 17:44:31,378 INFO ]: Interprodecural is true [2018-06-22 17:44:31,378 INFO ]: Hoare is false [2018-06-22 17:44:31,378 INFO ]: Compute interpolants for FPandBP [2018-06-22 17:44:31,378 INFO ]: Backedges is TWOTRACK [2018-06-22 17:44:31,378 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 17:44:31,378 INFO ]: Difference is false [2018-06-22 17:44:31,378 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 17:44:31,378 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 17:44:31,391 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 17:44:31,404 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 17:44:31,404 INFO ]: Found error trace [2018-06-22 17:44:31,405 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:44:31,405 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:44:31,414 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-22 17:44:31,416 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:44:31,416 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:44:31,452 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:31,452 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:44:31,452 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:31,577 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:44:32,052 WARN ]: Spent 205.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 7 [2018-06-22 17:44:32,055 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 17:44:32,058 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 17:44:32,058 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 17:44:32,059 INFO ]: Interpolant automaton has 4 states [2018-06-22 17:44:32,097 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 17:44:32,097 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 17:44:32,100 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 17:44:32,217 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 17:44:32,217 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 17:44:32,218 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 17:44:32,220 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 17:44:32,220 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 17:44:32,234 INFO ]: With dead ends: 13 [2018-06-22 17:44:32,234 INFO ]: Without dead ends: 13 [2018-06-22 17:44:32,236 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 17:44:32,254 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 17:44:32,280 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 17:44:32,282 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 17:44:32,282 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 17:44:32,284 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 17:44:32,284 INFO ]: Finished accepts. word is rejected. [2018-06-22 17:44:32,284 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 17:44:32,284 INFO ]: Interpolant automaton has 4 states. [2018-06-22 17:44:32,284 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 17:44:32,285 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 17:44:32,285 INFO ]: Found error trace [2018-06-22 17:44:32,286 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 17:44:32,286 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 17:44:32,286 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-22 17:44:32,286 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 17:44:32,286 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 17:44:32,287 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:32,287 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:44:32,287 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 17:44:32,437 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:44:35,507 WARN ]: Spent 2.60 s on a formula simplification. DAG size of input: 331 DAG size of output: 166 [2018-06-22 17:44:35,638 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 17:44:35,638 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 17:44:35,638 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 17:44:35,646 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 17:44:35,782 INFO ]: Conjunction of SSA is unsat [2018-06-22 17:44:35,800 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 17:45:40,387 INFO ]: Timeout while computing interpolants [2018-06-22 17:45:40,588 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 17:45:40,588 WARN ]: Verification canceled [2018-06-22 17:45:40,593 WARN ]: Timeout [2018-06-22 17:45:40,593 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 05:45:40 BoogieIcfgContainer [2018-06-22 17:45:40,593 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 17:45:40,594 INFO ]: Toolchain (without parser) took 69870.60 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.2 MB in the beginning and 385.3 MB in the end (delta: -144.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:45:40,604 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 17:45:40,604 INFO ]: ChcToBoogie took 56.11 ms. Allocated memory is still 307.8 MB. Free memory was 240.2 MB in the beginning and 238.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:45:40,605 INFO ]: Boogie Preprocessor took 84.44 ms. Allocated memory is still 307.8 MB. Free memory was 238.2 MB in the beginning and 236.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 17:45:40,605 INFO ]: RCFGBuilder took 424.43 ms. Allocated memory is still 307.8 MB. Free memory was 236.2 MB in the beginning and 207.1 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 3.6 GB. [2018-06-22 17:45:40,606 INFO ]: TraceAbstraction took 69296.22 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.1 MB in the beginning and 385.3 MB in the end (delta: -179.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 17:45:40,608 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 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 56.11 ms. Allocated memory is still 307.8 MB. Free memory was 240.2 MB in the beginning and 238.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 84.44 ms. Allocated memory is still 307.8 MB. Free memory was 238.2 MB in the beginning and 236.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 424.43 ms. Allocated memory is still 307.8 MB. Free memory was 236.2 MB in the beginning and 207.1 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69296.22 ms. Allocated memory was 307.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 206.1 MB in the beginning and 385.3 MB in the end (delta: -179.2 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 58 quantified variables from 77 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.2s 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, 0.0s 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, 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_4_e3_3511_e6_1826.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_17-45-40-626.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_4_e3_3511_e6_1826.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_17-45-40-626.csv Completed graceful shutdown