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_2_e3_151_e3_1540.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-55b8104 [2018-06-18 15:06:35,931 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-18 15:06:35,933 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-18 15:06:35,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-18 15:06:35,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-18 15:06:35,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-18 15:06:35,953 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-18 15:06:35,955 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-18 15:06:35,956 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-18 15:06:35,958 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-18 15:06:35,959 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-18 15:06:35,959 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-18 15:06:35,960 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-18 15:06:35,963 INFO L177 SettingsManager]: ChcToBoogie provides no preferences, ignoring... [2018-06-18 15:06:35,964 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-18 15:06:35,965 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-18 15:06:35,966 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-18 15:06:35,976 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-18 15:06:35,978 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-18 15:06:35,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-18 15:06:35,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-18 15:06:35,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-18 15:06:35,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-18 15:06:35,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-18 15:06:35,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-18 15:06:35,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-18 15:06:35,989 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-18 15:06:35,989 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-18 15:06:35,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-18 15:06:35,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-18 15:06:35,991 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-18 15:06:35,995 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-18 15:06:35,995 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-18 15:06:35,996 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-18 15:06:35,997 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-18 15:06:35,997 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chccomp2018/chcToBoogie_automizer.epf [2018-06-18 15:06:36,018 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-18 15:06:36,018 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-18 15:06:36,018 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-18 15:06:36,019 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-18 15:06:36,020 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-18 15:06:36,020 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-18 15:06:36,020 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-18 15:06:36,021 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-18 15:06:36,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-18 15:06:36,023 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-18 15:06:36,024 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-18 15:06:36,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-18 15:06:36,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-18 15:06:36,024 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-18 15:06:36,024 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-18 15:06:36,024 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-18 15:06:36,025 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-18 15:06:36,026 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-18 15:06:36,026 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-18 15:06:36,081 INFO ]: Repository-Root is: /tmp [2018-06-18 15:06:36,097 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-18 15:06:36,102 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-18 15:06:36,103 INFO ]: Initializing SmtParser... [2018-06-18 15:06:36,104 INFO ]: SmtParser initialized [2018-06-18 15:06:36,105 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e3_151_e3_1540.smt2 [2018-06-18 15:06:36,106 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 15:06:36,201 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e3_151_e3_1540.smt2 unknown [2018-06-18 15:06:36,750 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/FIREFLY_2_e3_151_e3_1540.smt2 [2018-06-18 15:06:36,755 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-18 15:06:36,762 INFO ]: Walking toolchain with 4 elements. [2018-06-18 15:06:36,763 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-18 15:06:36,763 INFO ]: Initializing ChcToBoogie... [2018-06-18 15:06:36,763 INFO ]: ChcToBoogie initialized [2018-06-18 15:06:36,770 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:36,897 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36 Unit [2018-06-18 15:06:36,898 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-18 15:06:36,898 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-18 15:06:36,898 INFO ]: Initializing Boogie Preprocessor... [2018-06-18 15:06:36,898 INFO ]: Boogie Preprocessor initialized [2018-06-18 15:06:36,940 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:36,940 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:36,973 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:36,973 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:36,989 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:37,000 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:37,003 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (1/1) ... [2018-06-18 15:06:37,008 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-18 15:06:37,008 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-18 15:06:37,008 INFO ]: Initializing RCFGBuilder... [2018-06-18 15:06:37,008 INFO ]: RCFGBuilder initialized [2018-06-18 15:06:37,009 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (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 15:06:37,035 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-18 15:06:37,036 INFO ]: Found specification of procedure False [2018-06-18 15:06:37,036 INFO ]: Found implementation of procedure False [2018-06-18 15:06:37,036 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-18 15:06:37,036 INFO ]: Found specification of procedure state [2018-06-18 15:06:37,036 INFO ]: Found implementation of procedure state [2018-06-18 15:06:37,036 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-18 15:06:37,036 INFO ]: Found specification of procedure Ultimate.START [2018-06-18 15:06:37,036 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 15:06:37,554 INFO ]: Using library mode [2018-06-18 15:06:37,556 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:06:37 BoogieIcfgContainer [2018-06-18 15:06:37,556 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-18 15:06:37,558 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-18 15:06:37,558 INFO ]: Initializing TraceAbstraction... [2018-06-18 15:06:37,563 INFO ]: TraceAbstraction initialized [2018-06-18 15:06:37,563 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 18.06 03:06:36" (1/3) ... [2018-06-18 15:06:37,564 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2845f487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 18.06 03:06:37, skipping insertion in model container [2018-06-18 15:06:37,564 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 18.06 03:06:36" (2/3) ... [2018-06-18 15:06:37,565 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2845f487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.06 03:06:37, skipping insertion in model container [2018-06-18 15:06:37,565 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.06 03:06:37" (3/3) ... [2018-06-18 15:06:37,567 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-18 15:06:37,577 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-18 15:06:37,590 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-18 15:06:37,643 INFO ]: Using default assertion order modulation [2018-06-18 15:06:37,644 INFO ]: Interprodecural is true [2018-06-18 15:06:37,644 INFO ]: Hoare is false [2018-06-18 15:06:37,644 INFO ]: Compute interpolants for FPandBP [2018-06-18 15:06:37,644 INFO ]: Backedges is TWOTRACK [2018-06-18 15:06:37,644 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-18 15:06:37,644 INFO ]: Difference is false [2018-06-18 15:06:37,644 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-18 15:06:37,644 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-18 15:06:37,663 INFO ]: Start isEmpty. Operand 13 states. [2018-06-18 15:06:37,681 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-18 15:06:37,681 INFO ]: Found error trace [2018-06-18 15:06:37,682 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:06:37,682 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:06:37,688 INFO ]: Analyzing trace with hash -597537630, now seen corresponding path program 1 times [2018-06-18 15:06:37,690 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:06:37,691 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:06:37,743 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:37,743 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:06:37,743 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:37,885 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:06:37,897 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:06:38,319 WARN ]: Spent 185.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 8 [2018-06-18 15:06:38,323 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-18 15:06:38,326 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-18 15:06:38,326 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-18 15:06:38,328 INFO ]: Interpolant automaton has 4 states [2018-06-18 15:06:38,342 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-18 15:06:38,342 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-18 15:06:38,344 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-18 15:06:38,495 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-18 15:06:38,495 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-18 15:06:38,496 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-18 15:06:38,498 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-18 15:06:38,498 INFO ]: Finished accepts. some prefix is accepted. [2018-06-18 15:06:38,513 INFO ]: With dead ends: 13 [2018-06-18 15:06:38,513 INFO ]: Without dead ends: 13 [2018-06-18 15:06:38,517 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 15:06:38,534 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-18 15:06:38,554 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-18 15:06:38,556 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-18 15:06:38,556 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-18 15:06:38,557 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-18 15:06:38,558 INFO ]: Finished accepts. word is rejected. [2018-06-18 15:06:38,558 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-18 15:06:38,558 INFO ]: Interpolant automaton has 4 states. [2018-06-18 15:06:38,558 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-18 15:06:38,559 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-18 15:06:38,559 INFO ]: Found error trace [2018-06-18 15:06:38,559 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-18 15:06:38,559 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-18 15:06:38,559 INFO ]: Analyzing trace with hash 1530833734, now seen corresponding path program 1 times [2018-06-18 15:06:38,559 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-18 15:06:38,560 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-18 15:06:38,560 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:38,560 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:06:38,560 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-18 15:06:38,728 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:06:38,729 WARN ]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-06-18 15:06:43,750 WARN ]: Spent 4.37 s on a formula simplification. DAG size of input: 404 DAG size of output: 192 [2018-06-18 15:06:44,501 WARN ]: Spent 590.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2018-06-18 15:06:44,505 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-18 15:06:44,505 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-18 15:06:44,505 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 15:06:44,522 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-18 15:06:44,649 INFO ]: Conjunction of SSA is unsat [2018-06-18 15:06:44,682 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-18 15:07:39,607 INFO ]: Timeout while computing interpolants [2018-06-18 15:07:39,809 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-18 15:07:39,809 WARN ]: Verification canceled [2018-06-18 15:07:39,812 WARN ]: Timeout [2018-06-18 15:07:39,812 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.06 03:07:39 BoogieIcfgContainer [2018-06-18 15:07:39,812 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-18 15:07:39,813 INFO ]: Toolchain (without parser) took 63057.17 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 241.2 MB in the beginning and 1.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,814 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 306.7 MB. Free memory is still 271.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:07:39,814 INFO ]: ChcToBoogie took 135.20 ms. Allocated memory is still 306.7 MB. Free memory was 241.2 MB in the beginning and 235.2 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,815 INFO ]: Boogie Preprocessor took 109.57 ms. Allocated memory is still 306.7 MB. Free memory is still 235.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-18 15:07:39,815 INFO ]: RCFGBuilder took 548.18 ms. Allocated memory is still 306.7 MB. Free memory was 235.2 MB in the beginning and 205.2 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. [2018-06-18 15:07:39,816 INFO ]: TraceAbstraction took 62254.52 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.2 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 15:07:39,819 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 306.7 MB. Free memory is still 271.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 135.20 ms. Allocated memory is still 306.7 MB. Free memory was 241.2 MB in the beginning and 235.2 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 109.57 ms. Allocated memory is still 306.7 MB. Free memory is still 235.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * RCFGBuilder took 548.18 ms. Allocated memory is still 306.7 MB. Free memory was 235.2 MB in the beginning and 205.2 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 62254.52 ms. Allocated memory was 306.7 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 205.2 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 42 quantified variables from 65 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 62.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e3_151_e3_1540.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-18_15-07-39-829.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/FIREFLY_2_e3_151_e3_1540.smt2_chcToBoogie_automizer.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-18_15-07-39-829.csv Completed graceful shutdown