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_e2_2924_e2_1767.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:27:05,154 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:27:05,157 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:27:05,171 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:27:05,171 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:27:05,174 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:27:05,175 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:27:05,177 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:27:05,179 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:27:05,179 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:27:05,181 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:27:05,182 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:27:05,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:27:05,183 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:27:05,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:27:05,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:27:05,189 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:27:05,198 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:27:05,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:27:05,201 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:27:05,205 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:27:05,207 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:27:05,207 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:27:05,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:27:05,211 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:27:05,212 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:27:05,212 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:27:05,213 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:27:05,217 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:27:05,217 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:27:05,218 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:27:05,218 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:27:05,219 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:27:05,219 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:27:05,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:27:05,222 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:27:05,242 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:27:05,242 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:27:05,243 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:27:05,243 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:27:05,245 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:27:05,245 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:27:05,245 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:27:05,245 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:27:05,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:27:05,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:27:05,246 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:27:05,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:27:05,246 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:27:05,246 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:27:05,247 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:27:05,247 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:27:05,247 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:27:05,251 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:27:05,251 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:27:05,294 INFO ]: Repository-Root is: /tmp [2018-06-18 15:27:05,306 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:27:05,310 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:27:05,313 INFO ]: Initializing SmtParser... [2018-06-18 15:27:05,314 INFO ]: SmtParser initialized [2018-06-18 15:27:05,314 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e2_1767.smt2 [2018-06-18 15:27:05,316 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 15:27:05,408 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e2_1767.smt2 unknown [2018-06-18 15:27:05,978 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_all_e2_2924_e2_1767.smt2 [2018-06-18 15:27:05,983 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:27:05,988 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:27:05,989 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:27:05,989 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:27:05,989 INFO ]: ChcToBoogie initialized [2018-06-18 15:27:05,996 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:27:05" (1/1) ... [2018-06-18 15:27:06,132 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06 Unit [2018-06-18 15:27:06,132 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:27:06,133 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:27:06,133 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:27:06,133 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:27:06,156 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,156 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,183 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,183 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,202 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,204 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,207 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (1/1) ... [2018-06-18 15:27:06,221 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:27:06,221 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:27:06,221 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:27:06,221 INFO ]: RCFGBuilder initialized [2018-06-18 15:27:06,222 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (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 15:27:06,254 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:27:06,254 INFO ]: Found specification of procedure False [2018-06-18 15:27:06,254 INFO ]: Found implementation of procedure False [2018-06-18 15:27:06,254 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:27:06,254 INFO ]: Found specification of procedure state [2018-06-18 15:27:06,254 INFO ]: Found implementation of procedure state [2018-06-18 15:27:06,254 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:27:06,254 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:27:06,254 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 15:27:06,788 INFO ]: Using library mode [2018-06-18 15:27:06,789 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:27:06 BoogieIcfgContainer [2018-06-18 15:27:06,789 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:27:06,791 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:27:06,791 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:27:06,796 INFO ]: TraceAbstraction initialized [2018-06-18 15:27:06,796 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:27:05" (1/3) ... [2018-06-18 15:27:06,797 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5add72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:27:06, skipping insertion in model container [2018-06-18 15:27:06,797 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:27:06" (2/3) ... [2018-06-18 15:27:06,798 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5add72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:27:06, skipping insertion in model container [2018-06-18 15:27:06,798 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:27:06" (3/3) ... [2018-06-18 15:27:06,800 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:27:06,811 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:27:06,821 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:27:06,873 INFO ]: Using default assertion order modulation [2018-06-18 15:27:06,874 INFO ]: Interprodecural is true [2018-06-18 15:27:06,874 INFO ]: Hoare is false [2018-06-18 15:27:06,874 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:27:06,874 INFO ]: Backedges is TWOTRACK [2018-06-18 15:27:06,874 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:27:06,874 INFO ]: Difference is false [2018-06-18 15:27:06,874 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:27:06,874 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:27:06,891 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:27:06,904 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:27:06,904 INFO ]: Found error trace [2018-06-18 15:27:06,906 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:27:06,907 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:27:06,912 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:27:06,915 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:27:06,915 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:27:06,970 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:06,970 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:27:06,971 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:07,115 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:27:07,125 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:27:07,699 WARN ]: Spent 269.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 14 [2018-06-18 15:27:07,703 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:27:07,706 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:27:07,707 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:27:07,709 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:27:07,723 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:27:07,724 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:27:07,726 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:27:07,875 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:27:07,875 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:27:07,875 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:27:07,877 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:27:07,877 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:27:07,889 INFO ]: With dead ends: 13 [2018-06-18 15:27:07,889 INFO ]: Without dead ends: 13 [2018-06-18 15:27:07,891 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 15:27:07,915 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:27:07,957 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:27:07,959 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:27:07,960 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:27:07,962 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:27:07,962 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:27:07,962 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:27:07,962 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:27:07,962 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:27:07,963 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:27:07,963 INFO ]: Found error trace [2018-06-18 15:27:07,963 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:27:07,964 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:27:07,964 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:27:07,964 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:27:07,964 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:27:07,965 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:07,965 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:27:07,965 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:27:08,131 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:27:08,132 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:27:12,684 WARN ]: Spent 3.77 s on a formula simplification. DAG size of input: 380 DAG size of output: 239 [2018-06-18 15:27:13,222 WARN ]: Spent 254.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 8 [2018-06-18 15:27:13,226 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:27:13,226 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:27:13,226 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) [2018-06-18 15:27:13,250 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:27:13,376 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:27:13,392 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:28:14,450 INFO ]: Timeout while computing interpolants [2018-06-18 15:28:14,652 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:28:14,652 WARN ]: Verification canceled [2018-06-18 15:28:14,655 WARN ]: Timeout [2018-06-18 15:28:14,656 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:28:14 BoogieIcfgContainer [2018-06-18 15:28:14,656 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:28:14,657 INFO ]: Toolchain (without parser) took 68673.26 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.3 MB in the beginning and 929.3 MB in the end (delta: -688.1 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:28:14,658 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 308.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:28:14,658 INFO ]: ChcToBoogie took 143.51 ms. Allocated memory is still 308.8 MB. Free memory was 241.3 MB in the beginning and 235.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:28:14,659 INFO ]: Boogie Preprocessor took 87.76 ms. Allocated memory is still 308.8 MB. Free memory was 235.3 MB in the beginning and 233.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:28:14,659 INFO ]: RCFGBuilder took 568.04 ms. Allocated memory is still 308.8 MB. Free memory was 233.3 MB in the beginning and 201.3 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. [2018-06-18 15:28:14,660 INFO ]: TraceAbstraction took 67865.34 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.3 MB in the beginning and 929.3 MB in the end (delta: -728.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:28:14,668 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 308.8 MB. Free memory is still 273.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 143.51 ms. Allocated memory is still 308.8 MB. Free memory was 241.3 MB in the beginning and 235.3 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 87.76 ms. Allocated memory is still 308.8 MB. Free memory was 235.3 MB in the beginning and 233.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 568.04 ms. Allocated memory is still 308.8 MB. Free memory was 233.3 MB in the beginning and 201.3 MB in the end (delta: 31.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 3.6 GB. * TraceAbstraction took 67865.34 ms. Allocated memory was 308.8 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 201.3 MB in the beginning and 929.3 MB in the end (delta: -728.0 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 36 quantified variables from 51 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 67.7s 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, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 328 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_e2_2924_e2_1767.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-28-14-687.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_all_e2_2924_e2_1767.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-28-14-687.csv Completed graceful shutdown