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_all_e3_1600_e4_2415.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:29:34,615 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:29:34,617 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:29:34,631 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:29:34,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:29:34,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:29:34,636 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:29:34,638 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:29:34,639 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:29:34,641 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:29:34,642 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:29:34,642 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:29:34,643 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:29:34,647 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:29:34,647 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:29:34,648 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:29:34,650 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:29:34,659 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:29:34,660 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:29:34,661 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:29:34,662 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:29:34,667 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:29:34,667 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:29:34,667 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:29:34,668 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:29:34,668 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:29:34,671 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:29:34,672 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:29:34,673 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:29:34,673 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:29:34,673 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:29:34,679 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:29:34,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:29:34,680 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:29:34,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:29:34,681 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:29:34,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:29:34,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:29:34,697 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:29:34,697 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:29:34,699 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:29:34,699 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:29:34,699 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:29:34,699 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:29:34,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:29:34,700 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:29:34,700 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:29:34,700 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:29:34,700 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:29:34,700 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:29:34,701 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:29:34,701 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:29:34,701 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:29:34,702 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:29:34,703 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:29:34,770 INFO ]: Repository-Root is: /tmp [2018-06-18 15:29:34,788 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:29:34,793 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:29:34,794 INFO ]: Initializing SmtParser... [2018-06-18 15:29:34,795 INFO ]: SmtParser initialized [2018-06-18 15:29:34,795 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e4_2415.smt2 [2018-06-18 15:29:34,796 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 15:29:34,887 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e4_2415.smt2 unknown [2018-06-18 15:29:35,444 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e3_1600_e4_2415.smt2 [2018-06-18 15:29:35,449 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:29:35,469 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:29:35,470 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:29:35,470 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:29:35,470 INFO ]: ChcToBoogie initialized [2018-06-18 15:29:35,477 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,585 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35 Unit [2018-06-18 15:29:35,585 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:29:35,586 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:29:35,586 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:29:35,586 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:29:35,608 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,609 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,637 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,637 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,655 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,657 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,660 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (1/1) ... [2018-06-18 15:29:35,671 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:29:35,672 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:29:35,672 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:29:35,672 INFO ]: RCFGBuilder initialized [2018-06-18 15:29:35,673 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (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 15:29:35,704 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:29:35,704 INFO ]: Found specification of procedure False [2018-06-18 15:29:35,704 INFO ]: Found implementation of procedure False [2018-06-18 15:29:35,704 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:29:35,704 INFO ]: Found specification of procedure state [2018-06-18 15:29:35,704 INFO ]: Found implementation of procedure state [2018-06-18 15:29:35,704 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:29:35,704 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:29:35,704 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 15:29:36,198 INFO ]: Using library mode [2018-06-18 15:29:36,204 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:29:36 BoogieIcfgContainer [2018-06-18 15:29:36,204 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:29:36,205 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:29:36,205 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:29:36,211 INFO ]: TraceAbstraction initialized [2018-06-18 15:29:36,212 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:29:35" (1/3) ... [2018-06-18 15:29:36,212 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a29696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:29:36, skipping insertion in model container [2018-06-18 15:29:36,213 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:29:35" (2/3) ... [2018-06-18 15:29:36,213 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a29696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:29:36, skipping insertion in model container [2018-06-18 15:29:36,213 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:29:36" (3/3) ... [2018-06-18 15:29:36,218 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:29:36,232 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:29:36,245 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:29:36,294 INFO ]: Using default assertion order modulation [2018-06-18 15:29:36,294 INFO ]: Interprodecural is true [2018-06-18 15:29:36,294 INFO ]: Hoare is false [2018-06-18 15:29:36,294 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:29:36,295 INFO ]: Backedges is TWOTRACK [2018-06-18 15:29:36,295 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:29:36,295 INFO ]: Difference is false [2018-06-18 15:29:36,295 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:29:36,295 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:29:36,315 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:29:36,330 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:29:36,330 INFO ]: Found error trace [2018-06-18 15:29:36,331 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:29:36,332 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:29:36,338 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-18 15:29:36,340 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:29:36,341 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:29:36,379 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:29:36,379 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:29:36,379 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:29:36,488 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:29:36,499 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:29:36,983 WARN ]: Spent 232.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 12 [2018-06-18 15:29:36,986 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:29:36,988 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:29:36,989 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:29:36,990 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:29:37,001 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:29:37,001 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:29:37,003 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:29:37,142 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:29:37,142 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:29:37,143 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:29:37,145 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:29:37,145 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:29:37,159 INFO ]: With dead ends: 13 [2018-06-18 15:29:37,159 INFO ]: Without dead ends: 13 [2018-06-18 15:29:37,165 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 [2018-06-18 15:29:37,184 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:29:37,223 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:29:37,226 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:29:37,227 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:29:37,228 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:29:37,228 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:29:37,228 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:29:37,228 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:29:37,228 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:29:37,230 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:29:37,230 INFO ]: Found error trace [2018-06-18 15:29:37,230 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:29:37,231 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:29:37,231 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-18 15:29:37,231 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:29:37,231 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:29:37,232 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:29:37,232 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:29:37,232 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:29:37,489 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:29:37,524 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:29:40,474 WARN ]: Spent 2.31 s on a formula simplification. DAG size of input: 357 DAG size of output: 214 [2018-06-18 15:29:40,786 WARN ]: Spent 141.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2018-06-18 15:29:40,791 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:29:40,792 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:29:40,792 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 15:29:40,808 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:29:40,927 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:29:40,941 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:30:41,218 INFO ]: Timeout while computing interpolants [2018-06-18 15:30:41,420 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:30:41,420 WARN ]: Verification canceled [2018-06-18 15:30:41,424 WARN ]: Timeout [2018-06-18 15:30:41,424 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:30:41 BoogieIcfgContainer [2018-06-18 15:30:41,424 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:30:41,425 INFO ]: Toolchain (without parser) took 65975.19 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 239.0 MB in the beginning and 1.0 GB in the end (delta: -774.2 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:30:41,425 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 304.6 MB. Free memory is still 269.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:30:41,426 INFO ]: ChcToBoogie took 115.59 ms. Allocated memory is still 304.6 MB. Free memory was 239.0 MB in the beginning and 231.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:30:41,426 INFO ]: Boogie Preprocessor took 85.57 ms. Allocated memory is still 304.6 MB. Free memory was 231.1 MB in the beginning and 229.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:30:41,426 INFO ]: RCFGBuilder took 532.43 ms. Allocated memory is still 304.6 MB. Free memory was 229.1 MB in the beginning and 197.1 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:30:41,427 INFO ]: TraceAbstraction took 65218.65 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 197.1 MB in the beginning and 1.0 GB in the end (delta: -816.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:30:41,429 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 304.6 MB. Free memory is still 269.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 115.59 ms. Allocated memory is still 304.6 MB. Free memory was 239.0 MB in the beginning and 231.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 85.57 ms. Allocated memory is still 304.6 MB. Free memory was 231.1 MB in the beginning and 229.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 532.43 ms. Allocated memory is still 304.6 MB. Free memory was 229.1 MB in the beginning and 197.1 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65218.65 ms. Allocated memory was 304.6 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 197.1 MB in the beginning and 1.0 GB in the end (delta: -816.1 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 50 quantified variables from 65 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 65.1s 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, 0.3s 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, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 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_all_e3_1600_e4_2415.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-30-41-438.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e3_1600_e4_2415.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-30-41-438.csv Completed graceful shutdown