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_5.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:41:22,588 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:41:22,590 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:41:22,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:41:22,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:41:22,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:41:22,605 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:41:22,606 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:41:22,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:41:22,611 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:41:22,612 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:41:22,612 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:41:22,613 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:41:22,614 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:41:22,614 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:41:22,615 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:41:22,626 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:41:22,628 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:41:22,630 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:41:22,631 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:41:22,632 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:41:22,635 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:41:22,642 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:41:22,643 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:41:22,644 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:41:22,644 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:41:22,645 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:41:22,646 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:41:22,647 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:41:22,647 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:41:22,648 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:41:22,648 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:41:22,649 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:41:22,649 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:41:22,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:41:22,655 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:41:22,674 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:41:22,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:41:22,678 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:41:22,678 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:41:22,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:41:22,679 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:41:22,680 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:41:22,680 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:41:22,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:41:22,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:41:22,680 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:41:22,681 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:41:22,687 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:41:22,687 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:41:22,687 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:41:22,687 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:41:22,688 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:41:22,689 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:41:22,689 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:41:22,758 INFO ]: Repository-Root is: /tmp [2018-06-18 15:41:22,772 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:41:22,776 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:41:22,777 INFO ]: Initializing SmtParser... [2018-06-18 15:41:22,778 INFO ]: SmtParser initialized [2018-06-18 15:41:22,778 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_5.smt2 [2018-06-18 15:41:22,780 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 15:41:22,878 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_5.smt2 unknown [2018-06-18 15:41:23,456 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_luke_5.smt2 [2018-06-18 15:41:23,464 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:41:23,469 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:41:23,470 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:41:23,470 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:41:23,470 INFO ]: ChcToBoogie initialized [2018-06-18 15:41:23,475 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,556 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23 Unit [2018-06-18 15:41:23,556 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:41:23,557 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:41:23,557 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:41:23,557 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:41:23,581 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,581 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,608 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,608 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,629 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,630 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,633 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (1/1) ... [2018-06-18 15:41:23,637 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:41:23,647 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:41:23,647 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:41:23,647 INFO ]: RCFGBuilder initialized [2018-06-18 15:41:23,648 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (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 15:41:23,660 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:41:23,660 INFO ]: Found specification of procedure False [2018-06-18 15:41:23,660 INFO ]: Found implementation of procedure False [2018-06-18 15:41:23,660 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:41:23,660 INFO ]: Found specification of procedure state [2018-06-18 15:41:23,660 INFO ]: Found implementation of procedure state [2018-06-18 15:41:23,660 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:41:23,660 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:41:23,660 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 15:41:24,150 INFO ]: Using library mode [2018-06-18 15:41:24,151 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:41:24 BoogieIcfgContainer [2018-06-18 15:41:24,151 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:41:24,153 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:41:24,153 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:41:24,156 INFO ]: TraceAbstraction initialized [2018-06-18 15:41:24,156 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:41:23" (1/3) ... [2018-06-18 15:41:24,157 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a3ff98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:41:24, skipping insertion in model container [2018-06-18 15:41:24,158 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:41:23" (2/3) ... [2018-06-18 15:41:24,158 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a3ff98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:41:24, skipping insertion in model container [2018-06-18 15:41:24,158 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:41:24" (3/3) ... [2018-06-18 15:41:24,160 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:41:24,170 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:41:24,181 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:41:24,230 INFO ]: Using default assertion order modulation [2018-06-18 15:41:24,231 INFO ]: Interprodecural is true [2018-06-18 15:41:24,231 INFO ]: Hoare is false [2018-06-18 15:41:24,231 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:41:24,231 INFO ]: Backedges is TWOTRACK [2018-06-18 15:41:24,231 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:41:24,231 INFO ]: Difference is false [2018-06-18 15:41:24,231 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:41:24,231 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:41:24,246 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:41:24,260 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:41:24,260 INFO ]: Found error trace [2018-06-18 15:41:24,261 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:41:24,262 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:41:24,269 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:41:24,271 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:41:24,271 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:41:24,309 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:41:24,309 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:41:24,309 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:41:24,444 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:41:24,455 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:41:24,828 WARN ]: Spent 117.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 9 [2018-06-18 15:41:24,831 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:41:24,833 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:41:24,833 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:41:24,835 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:41:24,846 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:41:24,846 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:41:24,848 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:41:24,962 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:41:24,962 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:41:24,963 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:41:24,964 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:41:24,964 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:41:24,974 INFO ]: With dead ends: 13 [2018-06-18 15:41:24,974 INFO ]: Without dead ends: 13 [2018-06-18 15:41:24,976 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 [2018-06-18 15:41:24,993 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:41:25,015 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:41:25,017 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:41:25,018 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:41:25,019 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:41:25,019 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:41:25,019 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:41:25,019 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:41:25,019 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:41:25,021 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:41:25,021 INFO ]: Found error trace [2018-06-18 15:41:25,022 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:41:25,022 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:41:25,022 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:41:25,022 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:41:25,022 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:41:25,023 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:41:25,023 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:41:25,023 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:41:25,253 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:41:25,260 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:41:30,595 WARN ]: Spent 4.72 s on a formula simplification. DAG size of input: 334 DAG size of output: 223 [2018-06-18 15:41:31,171 WARN ]: Spent 401.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2018-06-18 15:41:31,175 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:41:31,175 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:41:31,175 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 15:41:31,205 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:41:31,339 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:41:31,355 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:42:29,227 INFO ]: Timeout while computing interpolants [2018-06-18 15:42:29,428 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:42:29,428 WARN ]: Verification canceled [2018-06-18 15:42:29,432 WARN ]: Timeout [2018-06-18 15:42:29,432 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:42:29 BoogieIcfgContainer [2018-06-18 15:42:29,432 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:42:29,433 INFO ]: Toolchain (without parser) took 65968.85 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 242.7 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:42:29,434 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:42:29,434 INFO ]: ChcToBoogie took 86.49 ms. Allocated memory is still 308.3 MB. Free memory was 242.7 MB in the beginning and 237.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:42:29,434 INFO ]: Boogie Preprocessor took 80.85 ms. Allocated memory is still 308.3 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:42:29,434 INFO ]: RCFGBuilder took 504.33 ms. Allocated memory is still 308.3 MB. Free memory was 235.7 MB in the beginning and 205.2 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 3.6 GB. [2018-06-18 15:42:29,435 INFO ]: TraceAbstraction took 65279.74 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.2 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:42:29,437 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 308.3 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 86.49 ms. Allocated memory is still 308.3 MB. Free memory was 242.7 MB in the beginning and 237.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 80.85 ms. Allocated memory is still 308.3 MB. Free memory was 237.7 MB in the beginning and 235.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 504.33 ms. Allocated memory is still 308.3 MB. Free memory was 235.7 MB in the beginning and 205.2 MB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65279.74 ms. Allocated memory was 308.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 204.2 MB in the beginning and 1.4 GB in the end (delta: -1.2 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 24 quantified variables from 38 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 65.2s 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, 0.2s 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, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 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_5.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-42-29-448.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_luke_5.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-42-29-448.csv Completed graceful shutdown