java -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/chccomp2018/chcToBoogie_automizer.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e5_1637.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:38:54,900 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:38:54,902 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:38:54,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:38:54,918 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:38:54,920 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:38:54,921 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:38:54,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:38:54,927 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:38:54,928 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:38:54,928 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:38:54,929 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:38:54,929 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:38:54,938 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:38:54,939 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:38:54,939 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:38:54,941 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:38:54,942 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:38:54,945 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:38:54,946 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:38:54,947 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:38:54,951 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:38:54,951 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:38:54,951 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:38:54,952 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:38:54,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:38:54,956 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:38:54,956 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:38:54,957 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:38:54,957 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:38:54,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:38:54,959 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:38:54,962 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:38:54,963 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:38:54,964 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:38:54,964 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:38:54,985 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:38:54,986 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:38:54,986 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:38:54,986 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:38:54,988 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:38:54,988 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:38:54,988 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:38:54,988 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:38:54,988 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:38:54,989 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:38:54,989 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:38:54,989 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:38:54,989 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:38:54,989 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:38:54,989 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:38:54,990 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:38:54,990 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:38:54,991 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:38:54,991 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:38:55,038 INFO ]: Repository-Root is: /tmp [2018-06-18 15:38:55,051 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:38:55,055 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:38:55,056 INFO ]: Initializing SmtParser... [2018-06-18 15:38:55,057 INFO ]: SmtParser initialized [2018-06-18 15:38:55,057 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e5_1637.smt2 [2018-06-18 15:38:55,059 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 [2018-06-18 15:38:55,149 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e5_1637.smt2 unknown [2018-06-18 15:38:55,789 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_1b_e3_671_e5_1637.smt2 [2018-06-18 15:38:55,794 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:38:55,799 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:38:55,800 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:38:55,800 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:38:55,800 INFO ]: ChcToBoogie initialized [2018-06-18 15:38:55,807 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:55,933 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55 Unit [2018-06-18 15:38:55,933 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:38:55,934 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:38:55,934 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:38:55,934 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:38:55,958 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:55,958 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:55,983 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:55,984 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:56,001 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:56,002 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:56,006 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (1/1) ... [2018-06-18 15:38:56,019 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:38:56,020 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:38:56,020 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:38:56,020 INFO ]: RCFGBuilder initialized [2018-06-18 15:38:56,021 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (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) [2018-06-18 15:38:56,050 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:38:56,050 INFO ]: Found specification of procedure False [2018-06-18 15:38:56,050 INFO ]: Found implementation of procedure False [2018-06-18 15:38:56,050 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:38:56,050 INFO ]: Found specification of procedure state [2018-06-18 15:38:56,050 INFO ]: Found implementation of procedure state [2018-06-18 15:38:56,050 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:38:56,050 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:38:56,050 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 [2018-06-18 15:38:56,518 INFO ]: Using library mode [2018-06-18 15:38:56,520 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:38:56 BoogieIcfgContainer [2018-06-18 15:38:56,520 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:38:56,522 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:38:56,522 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:38:56,528 INFO ]: TraceAbstraction initialized [2018-06-18 15:38:56,528 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:38:55" (1/3) ... [2018-06-18 15:38:56,529 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187f21c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:38:56, skipping insertion in model container [2018-06-18 15:38:56,530 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:38:55" (2/3) ... [2018-06-18 15:38:56,530 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@187f21c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:38:56, skipping insertion in model container [2018-06-18 15:38:56,530 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:38:56" (3/3) ... [2018-06-18 15:38:56,532 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:38:56,542 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:38:56,552 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:38:56,603 INFO ]: Using default assertion order modulation [2018-06-18 15:38:56,604 INFO ]: Interprodecural is true [2018-06-18 15:38:56,604 INFO ]: Hoare is false [2018-06-18 15:38:56,604 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:38:56,604 INFO ]: Backedges is TWOTRACK [2018-06-18 15:38:56,604 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:38:56,604 INFO ]: Difference is false [2018-06-18 15:38:56,604 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:38:56,604 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:38:56,627 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:38:56,644 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:38:56,644 INFO ]: Found error trace [2018-06-18 15:38:56,645 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:38:56,645 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:38:56,652 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:38:56,654 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:38:56,654 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:38:56,703 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:38:56,703 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:38:56,703 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:38:56,816 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:38:56,825 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:38:57,043 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:38:57,045 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:38:57,045 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:38:57,047 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:38:57,060 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:38:57,060 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:38:57,062 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:38:57,221 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:38:57,222 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:38:57,222 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:38:57,224 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:38:57,224 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:38:57,235 INFO ]: With dead ends: 13 [2018-06-18 15:38:57,235 INFO ]: Without dead ends: 13 [2018-06-18 15:38:57,237 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 [2018-06-18 15:38:57,255 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:38:57,277 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:38:57,279 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:38:57,279 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:38:57,280 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:38:57,281 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:38:57,281 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:38:57,281 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:38:57,281 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:38:57,282 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:38:57,282 INFO ]: Found error trace [2018-06-18 15:38:57,282 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:38:57,282 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:38:57,283 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:38:57,283 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:38:57,283 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:38:57,284 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:38:57,284 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:38:57,284 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:38:57,554 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:38:57,555 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:39:01,904 WARN ]: Spent 3.64 s on a formula simplification. DAG size of input: 341 DAG size of output: 168 [2018-06-18 15:39:02,127 WARN ]: Spent 123.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2018-06-18 15:39:02,228 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:39:02,228 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:39:02,228 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 [2018-06-18 15:39:02,245 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:39:02,339 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:39:02,353 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:40:04,797 INFO ]: Timeout while computing interpolants [2018-06-18 15:40:04,998 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:40:04,998 WARN ]: Verification canceled [2018-06-18 15:40:05,002 WARN ]: Timeout [2018-06-18 15:40:05,002 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:40:05 BoogieIcfgContainer [2018-06-18 15:40:05,002 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:40:05,003 INFO ]: Toolchain (without parser) took 69208.68 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 237.4 MB in the beginning and 1.2 GB in the end (delta: -995.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:40:05,006 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:40:05,006 INFO ]: ChcToBoogie took 133.40 ms. Allocated memory is still 303.0 MB. Free memory was 236.4 MB in the beginning and 231.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:40:05,007 INFO ]: Boogie Preprocessor took 85.44 ms. Allocated memory is still 303.0 MB. Free memory was 231.4 MB in the beginning and 229.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:40:05,007 INFO ]: RCFGBuilder took 500.52 ms. Allocated memory is still 303.0 MB. Free memory was 229.4 MB in the beginning and 200.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:40:05,008 INFO ]: TraceAbstraction took 68480.28 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.4 MB in the beginning and 1.2 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:40:05,018 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 303.0 MB. Free memory is still 268.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 133.40 ms. Allocated memory is still 303.0 MB. Free memory was 236.4 MB in the beginning and 231.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 85.44 ms. Allocated memory is still 303.0 MB. Free memory was 231.4 MB in the beginning and 229.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 500.52 ms. Allocated memory is still 303.0 MB. Free memory was 229.4 MB in the beginning and 200.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 68480.28 ms. Allocated memory was 303.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 200.4 MB in the beginning and 1.2 GB in the end (delta: -1.0 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 34 quantified variables from 40 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 68.4s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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_luke_1b_e3_671_e5_1637.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-40-05-032.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_1b_e3_671_e5_1637.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-40-05-032.csv Completed graceful shutdown