[INFO] fetching crate bip_metainfo 0.12.0...
[INFO] testing bip_metainfo-0.12.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate bip_metainfo 0.12.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate bip_metainfo 0.12.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bip_metainfo 0.12.0
[INFO] finished tweaking crates.io crate bip_metainfo 0.12.0
[INFO] tweaked toml for crates.io crate bip_metainfo 0.12.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pbr v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 759b5a2a23cd29548159215e8c59957865cd0c6f8987ab8dd64b048a160c97b4
[INFO] running `Command { std: "docker" "start" "-a" "759b5a2a23cd29548159215e8c59957865cd0c6f8987ab8dd64b048a160c97b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "759b5a2a23cd29548159215e8c59957865cd0c6f8987ab8dd64b048a160c97b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "759b5a2a23cd29548159215e8c59957865cd0c6f8987ab8dd64b048a160c97b4", kill_on_drop: false }`
[INFO] [stdout] 759b5a2a23cd29548159215e8c59957865cd0c6f8987ab8dd64b048a160c97b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15597fdab51a051956d89cf454de03493b86dc6f865b81e07ae3f41981f13f9e
[INFO] running `Command { std: "docker" "start" "-a" "15597fdab51a051956d89cf454de03493b86dc6f865b81e07ae3f41981f13f9e", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling bip_bencode v0.4.4
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling bip_util v0.5.0
[INFO] [stderr]    Compiling bip_metainfo v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/accessor.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let absolute_path = try!(path.as_ref().canonicalize());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let entry = try!(res_entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let entry_metadata = try!(entry.metadata());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             try!(callback(PieceAccess::Compute(&mut file)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let entry = try!(res_entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |             let mut file = try!(File::open(entry.path()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder/buffer.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let new_bytes_read = try!(callback(&mut self.buffer[self.bytes_read..]));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder/worker.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     try!(accessor.access_pieces(|piece_access| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/worker.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         try!(curr_piece_buffer.write_bytes(|buffer| piece_region.read(buffer))) == 0;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:136:24
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let accessor = try!(accessor.into_accessor());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:185:24
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let accessor = try!(accessor.into_accessor());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(accessor.access_metadata(|len, path| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let pieces_list = try!(worker::start_hasher_workers(&accessor,
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/metainfo.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let root_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/metainfo.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let root_dict = try!(parse::parse_root_dict(&root_bencode));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:100:24
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let info_bencode = try!(parse::parse_info_bencode(root_dict));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let info = try!(parse_info_dictionary(info_bencode));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |             try!(callback(PieceAccess::PreComputed(ShaHash::from_hash(piece).unwrap())));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:233:24
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let info_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let info_dict = try!(parse::parse_root_dict(info_bencode));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:243:21
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let piece_len = try!(parse::parse_piece_length(info_dict));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let pieces = try!(parse::parse_pieces(info_dict));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let piece_buffers = try!(allocate_pieces(pieces));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:250:30
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let file_directory = try!(parse::parse_name(info_dict));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:254:29
[INFO] [stdout]     |
[INFO] [stdout] 254 |         let files_bencode = try!(parse::parse_files_list(info_dict));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:258:29
[INFO] [stdout]     |
[INFO] [stdout] 258 |             let file_dict = try!(parse::parse_file_dict(file_bencode));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:259:24
[INFO] [stdout]     |
[INFO] [stdout] 259 |             let file = try!(File::as_multi_file(file_dict));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:273:20
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let file = try!(File::as_single_file(info_dict));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:327:22
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let length = try!(parse::parse_length(info_dict));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:329:20
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let name = try!(parse::parse_name(info_dict));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:341:22
[INFO] [stdout]     |
[INFO] [stdout] 341 |         let length = try!(parse::parse_length(file_dict));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let path_list_bencode = try!(parse::parse_path_list(file_dict));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |             let path = try!(parse::parse_path_str(path_bencode));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / error_chain! {
[INFO] [stdout] 9  | |     types {
[INFO] [stdout] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stdout] 11 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/accessor.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Compute(&'a mut Read),
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 -     Compute(&'a mut Read),
[INFO] [stdout] 62 +     Compute(&'a mut dyn Read),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:287:41
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 - fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout] 287 + fn is_multi_file_torrent<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 325 -     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout] 325 +     fn as_single_file<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:339:37
[INFO] [stdout]     |
[INFO] [stdout] 339 |     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 339 -     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout] 339 +     fn as_multi_file<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:44:61
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout] 44 + pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:50:49
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 - pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 50 + pub fn parse_announce_url<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 - pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout] 56 + pub fn parse_creation_date<B>(root_dict: &dyn BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:62:44
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 - pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 62 + pub fn parse_comment<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:68:47
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 - pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 68 + pub fn parse_created_by<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:74:45
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 - pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 74 + pub fn parse_encoding<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:80:49
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 - pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout] 80 + pub fn parse_info_bencode<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:88:42
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 88 - pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout] 88 + pub fn parse_piece_length<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:94:43
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 - pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout] 94 + pub fn parse_pieces<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:100:37
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 - pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout] 100 + pub fn parse_private<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:106:41
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout] 106 + pub fn parse_name<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:112:81
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 112 + pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:112:40
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 112 + pub fn parse_files_list<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:120:61
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 120 - pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout] 120 + pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:126:44
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 - pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout] 126 + pub fn parse_length<B>(info_or_file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:132:51
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 - pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout] 132 + pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:138:80
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 138 + pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:138:39
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 138 + pub fn parse_path_list<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / error_chain! {
[INFO] [stdout] 9  | |     types {
[INFO] [stdout] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stdout] 11 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 57 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "15597fdab51a051956d89cf454de03493b86dc6f865b81e07ae3f41981f13f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15597fdab51a051956d89cf454de03493b86dc6f865b81e07ae3f41981f13f9e", kill_on_drop: false }`
[INFO] [stdout] 15597fdab51a051956d89cf454de03493b86dc6f865b81e07ae3f41981f13f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7465cbe37c4ab08071041e5fd530631a9dc85df4572630c9dad2f17c7c81458f
[INFO] running `Command { std: "docker" "start" "-a" "7465cbe37c4ab08071041e5fd530631a9dc85df4572630c9dad2f17c7c81458f", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/accessor.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let absolute_path = try!(path.as_ref().canonicalize());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let entry = try!(res_entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let entry_metadata = try!(entry.metadata());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             try!(callback(PieceAccess::Compute(&mut file)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let entry = try!(res_entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |             let mut file = try!(File::open(entry.path()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder/buffer.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let new_bytes_read = try!(callback(&mut self.buffer[self.bytes_read..]));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder/worker.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     try!(accessor.access_pieces(|piece_access| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/worker.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         try!(curr_piece_buffer.write_bytes(|buffer| piece_region.read(buffer))) == 0;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:136:24
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let accessor = try!(accessor.into_accessor());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:185:24
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let accessor = try!(accessor.into_accessor());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(accessor.access_metadata(|len, path| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let pieces_list = try!(worker::start_hasher_workers(&accessor,
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/metainfo.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let root_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/metainfo.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let root_dict = try!(parse::parse_root_dict(&root_bencode));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:100:24
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let info_bencode = try!(parse::parse_info_bencode(root_dict));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let info = try!(parse_info_dictionary(info_bencode));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |             try!(callback(PieceAccess::PreComputed(ShaHash::from_hash(piece).unwrap())));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:233:24
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let info_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let info_dict = try!(parse::parse_root_dict(info_bencode));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:243:21
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let piece_len = try!(parse::parse_piece_length(info_dict));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let pieces = try!(parse::parse_pieces(info_dict));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let piece_buffers = try!(allocate_pieces(pieces));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:250:30
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let file_directory = try!(parse::parse_name(info_dict));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:254:29
[INFO] [stdout]     |
[INFO] [stdout] 254 |         let files_bencode = try!(parse::parse_files_list(info_dict));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:258:29
[INFO] [stdout]     |
[INFO] [stdout] 258 |             let file_dict = try!(parse::parse_file_dict(file_bencode));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:259:24
[INFO] [stdout]     |
[INFO] [stdout] 259 |             let file = try!(File::as_multi_file(file_dict));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:273:20
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let file = try!(File::as_single_file(info_dict));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:327:22
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let length = try!(parse::parse_length(info_dict));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:329:20
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let name = try!(parse::parse_name(info_dict));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:341:22
[INFO] [stdout]     |
[INFO] [stdout] 341 |         let length = try!(parse::parse_length(file_dict));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let path_list_bencode = try!(parse::parse_path_list(file_dict));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |             let path = try!(parse::parse_path_str(path_bencode));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / error_chain! {
[INFO] [stdout] 9  | |     types {
[INFO] [stdout] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stdout] 11 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/accessor.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Compute(&'a mut Read),
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 -     Compute(&'a mut Read),
[INFO] [stdout] 62 +     Compute(&'a mut dyn Read),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:287:41
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 - fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout] 287 + fn is_multi_file_torrent<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 325 -     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout] 325 +     fn as_single_file<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:339:37
[INFO] [stdout]     |
[INFO] [stdout] 339 |     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 339 -     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout] 339 +     fn as_multi_file<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:44:61
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout] 44 + pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:50:49
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 - pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 50 + pub fn parse_announce_url<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 - pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout] 56 + pub fn parse_creation_date<B>(root_dict: &dyn BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:62:44
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 - pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 62 + pub fn parse_comment<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:68:47
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 - pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 68 + pub fn parse_created_by<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:74:45
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 - pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 74 + pub fn parse_encoding<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:80:49
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 - pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout] 80 + pub fn parse_info_bencode<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:88:42
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 88 - pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout] 88 + pub fn parse_piece_length<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:94:43
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 - pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout] 94 + pub fn parse_pieces<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:100:37
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 - pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout] 100 + pub fn parse_private<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:106:41
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout] 106 + pub fn parse_name<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:112:81
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 112 + pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:112:40
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 112 + pub fn parse_files_list<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:120:61
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 120 - pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout] 120 + pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:126:44
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 - pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout] 126 + pub fn parse_length<B>(info_or_file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:132:51
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 - pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout] 132 + pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:138:80
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 138 + pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:138:39
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 138 + pub fn parse_path_list<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / error_chain! {
[INFO] [stdout] 9  | |     types {
[INFO] [stdout] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stdout] 11 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 57 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling pbr v1.0.4
[INFO] [stderr]    Compiling bip_metainfo v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/accessor.rs:80:29
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let absolute_path = try!(path.as_ref().canonicalize());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let entry = try!(res_entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let entry_metadata = try!(entry.metadata());
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             try!(callback(PieceAccess::Compute(&mut file)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |             let entry = try!(res_entry);
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/accessor.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |             let mut file = try!(File::open(entry.path()));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder/buffer.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let new_bytes_read = try!(callback(&mut self.buffer[self.bytes_read..]));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder/worker.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     try!(accessor.access_pieces(|piece_access| {
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/worker.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |                         try!(curr_piece_buffer.write_bytes(|buffer| piece_region.read(buffer))) == 0;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/worker.rs:273:17
[INFO] [stdout]     |
[INFO] [stdout] 273 |                 try!(callback(PieceAccess::Compute(&mut next_region)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:136:24
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let accessor = try!(accessor.into_accessor());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:185:24
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let accessor = try!(accessor.into_accessor());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(accessor.access_metadata(|len, path| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builder/mod.rs:219:27
[INFO] [stdout]     |
[INFO] [stdout] 219 |         let pieces_list = try!(worker::start_hasher_workers(&accessor,
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/metainfo.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let root_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/metainfo.rs:92:21
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let root_dict = try!(parse::parse_root_dict(&root_bencode));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:100:24
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let info_bencode = try!(parse::parse_info_bencode(root_dict));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:101:16
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let info = try!(parse_info_dictionary(info_bencode));
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:224:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |             try!(callback(PieceAccess::PreComputed(ShaHash::from_hash(piece).unwrap())));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:233:24
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let info_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |     let info_dict = try!(parse::parse_root_dict(info_bencode));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:243:21
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let piece_len = try!(parse::parse_piece_length(info_dict));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:246:18
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let pieces = try!(parse::parse_pieces(info_dict));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:247:25
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let piece_buffers = try!(allocate_pieces(pieces));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:250:30
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let file_directory = try!(parse::parse_name(info_dict));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:254:29
[INFO] [stdout]     |
[INFO] [stdout] 254 |         let files_bencode = try!(parse::parse_files_list(info_dict));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:258:29
[INFO] [stdout]     |
[INFO] [stdout] 258 |             let file_dict = try!(parse::parse_file_dict(file_bencode));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:259:24
[INFO] [stdout]     |
[INFO] [stdout] 259 |             let file = try!(File::as_multi_file(file_dict));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:273:20
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let file = try!(File::as_single_file(info_dict));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:327:22
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let length = try!(parse::parse_length(info_dict));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:329:20
[INFO] [stdout]     |
[INFO] [stdout] 329 |         let name = try!(parse::parse_name(info_dict));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:341:22
[INFO] [stdout]     |
[INFO] [stdout] 341 |         let length = try!(parse::parse_length(file_dict));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:344:33
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let path_list_bencode = try!(parse::parse_path_list(file_dict));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metainfo.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |             let path = try!(parse::parse_path_str(path_bencode));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / error_chain! {
[INFO] [stdout] 9  | |     types {
[INFO] [stdout] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stdout] 11 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/accessor.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Compute(&'a mut Read),
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 -     Compute(&'a mut Read),
[INFO] [stdout] 62 +     Compute(&'a mut dyn Read),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:287:41
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 287 - fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout] 287 + fn is_multi_file_torrent<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> bool
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:325:38
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 325 -     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout] 325 +     fn as_single_file<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/metainfo.rs:339:37
[INFO] [stdout]     |
[INFO] [stdout] 339 |     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 339 -     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout] 339 +     fn as_multi_file<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:44:61
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout] 44 + pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:50:49
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 - pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 50 + pub fn parse_announce_url<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 - pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout] 56 + pub fn parse_creation_date<B>(root_dict: &dyn BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:62:44
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 62 - pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 62 + pub fn parse_comment<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:68:47
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 68 - pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 68 + pub fn parse_created_by<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:74:45
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 - pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout] 74 + pub fn parse_encoding<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:80:49
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 80 - pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout] 80 + pub fn parse_info_bencode<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:88:42
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 88 - pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout] 88 + pub fn parse_piece_length<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:94:43
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 - pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout] 94 + pub fn parse_pieces<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:100:37
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 - pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout] 100 + pub fn parse_private<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:106:41
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 - pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout] 106 + pub fn parse_name<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:112:81
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 112 + pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:112:40
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 112 + pub fn parse_files_list<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:120:61
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 120 - pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stdout] 120 + pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:126:44
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 - pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout] 126 + pub fn parse_length<B>(info_or_file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:132:51
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 - pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout] 132 + pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:138:80
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 138 + pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:138:39
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout] 138 + pub fn parse_path_list<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / error_chain! {
[INFO] [stdout] 9  | |     types {
[INFO] [stdout] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stdout] 11 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     }
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/builder/worker.rs:352:46
[INFO] [stdout]     |
[INFO] [stdout] 352 |         for &region_length in region_lengths.into_iter() {
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 352 |         for &region_length in region_lengths.iter() {
[INFO] [stdout]     |                                              ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 352 -         for &region_length in region_lengths.into_iter() {
[INFO] [stdout] 352 +         for &region_length in region_lengths {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/builder/worker.rs:366:46
[INFO] [stdout]     |
[INFO] [stdout] 366 |         for &region_length in region_lengths.into_iter() {
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 366 |         for &region_length in region_lengths.iter() {
[INFO] [stdout]     |                                              ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 366 -         for &region_length in region_lengths.into_iter() {
[INFO] [stdout] 366 +         for &region_length in region_lengths {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/builder/worker.rs:381:46
[INFO] [stdout]     |
[INFO] [stdout] 381 |         for &region_length in region_lengths.into_iter() {
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 381 |         for &region_length in region_lengths.iter() {
[INFO] [stdout]     |                                              ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 381 -         for &region_length in region_lengths.into_iter() {
[INFO] [stdout] 381 +         for &region_length in region_lengths {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/builder/worker.rs:396:46
[INFO] [stdout]     |
[INFO] [stdout] 396 |         for &region_length in region_lengths.into_iter() {
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 396 |         for &region_length in region_lengths.iter() {
[INFO] [stdout]     |                                              ~~~~
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 396 -         for &region_length in region_lengths.into_iter() {
[INFO] [stdout] 396 +         for &region_length in region_lengths {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 62 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `Command { std: "docker" "inspect" "7465cbe37c4ab08071041e5fd530631a9dc85df4572630c9dad2f17c7c81458f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7465cbe37c4ab08071041e5fd530631a9dc85df4572630c9dad2f17c7c81458f", kill_on_drop: false }`
[INFO] [stdout] 7465cbe37c4ab08071041e5fd530631a9dc85df4572630c9dad2f17c7c81458f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f206ae45478728c3c16b7b7c4e8702f02a081f25c801129dc6165655f589cc3b
[INFO] running `Command { std: "docker" "start" "-a" "f206ae45478728c3c16b7b7c4e8702f02a081f25c801129dc6165655f589cc3b", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/accessor.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let absolute_path = try!(path.as_ref().canonicalize());
[INFO] [stderr]    |                             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/accessor.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |             let entry = try!(res_entry);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/accessor.rs:130:34
[INFO] [stderr]     |
[INFO] [stderr] 130 |             let entry_metadata = try!(entry.metadata());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/accessor.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |             try!(callback(PieceAccess::Compute(&mut file)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/accessor.rs:150:25
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let entry = try!(res_entry);
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/accessor.rs:151:28
[INFO] [stderr]     |
[INFO] [stderr] 151 |             let mut file = try!(File::open(entry.path()));
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder/buffer.rs:66:30
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let new_bytes_read = try!(callback(&mut self.buffer[self.bytes_read..]));
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder/worker.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     try!(accessor.access_pieces(|piece_access| {
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/builder/worker.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |                         try!(curr_piece_buffer.write_bytes(|buffer| piece_region.read(buffer))) == 0;
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/builder/mod.rs:136:24
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let accessor = try!(accessor.into_accessor());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/builder/mod.rs:185:24
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let accessor = try!(accessor.into_accessor());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/builder/mod.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         try!(accessor.access_metadata(|len, path| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/builder/mod.rs:219:27
[INFO] [stderr]     |
[INFO] [stderr] 219 |         let pieces_list = try!(worker::start_hasher_workers(&accessor,
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/metainfo.rs:91:24
[INFO] [stderr]    |
[INFO] [stderr] 91 |     let root_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/metainfo.rs:92:21
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let root_dict = try!(parse::parse_root_dict(&root_bencode));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:100:24
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let info_bencode = try!(parse::parse_info_bencode(root_dict));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:101:16
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let info = try!(parse_info_dictionary(info_bencode));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:224:13
[INFO] [stderr]     |
[INFO] [stderr] 224 |             try!(callback(PieceAccess::PreComputed(ShaHash::from_hash(piece).unwrap())));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:233:24
[INFO] [stderr]     |
[INFO] [stderr] 233 |     let info_bencode = try!(BencodeRef::decode(bytes, BDecodeOpt::default()));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:242:21
[INFO] [stderr]     |
[INFO] [stderr] 242 |     let info_dict = try!(parse::parse_root_dict(info_bencode));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:243:21
[INFO] [stderr]     |
[INFO] [stderr] 243 |     let piece_len = try!(parse::parse_piece_length(info_dict));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:246:18
[INFO] [stderr]     |
[INFO] [stderr] 246 |     let pieces = try!(parse::parse_pieces(info_dict));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |     let piece_buffers = try!(allocate_pieces(pieces));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:250:30
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let file_directory = try!(parse::parse_name(info_dict));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:254:29
[INFO] [stderr]     |
[INFO] [stderr] 254 |         let files_bencode = try!(parse::parse_files_list(info_dict));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:258:29
[INFO] [stderr]     |
[INFO] [stderr] 258 |             let file_dict = try!(parse::parse_file_dict(file_bencode));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:259:24
[INFO] [stderr]     |
[INFO] [stderr] 259 |             let file = try!(File::as_multi_file(file_dict));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:273:20
[INFO] [stderr]     |
[INFO] [stderr] 273 |         let file = try!(File::as_single_file(info_dict));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:327:22
[INFO] [stderr]     |
[INFO] [stderr] 327 |         let length = try!(parse::parse_length(info_dict));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:329:20
[INFO] [stderr]     |
[INFO] [stderr] 329 |         let name = try!(parse::parse_name(info_dict));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:341:22
[INFO] [stderr]     |
[INFO] [stderr] 341 |         let length = try!(parse::parse_length(file_dict));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:344:33
[INFO] [stderr]     |
[INFO] [stderr] 344 |         let path_list_bencode = try!(parse::parse_path_list(file_dict));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/metainfo.rs:348:24
[INFO] [stderr]     |
[INFO] [stderr] 348 |             let path = try!(parse::parse_path_str(path_bencode));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     types {
[INFO] [stderr] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stderr] 11 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/accessor.rs:62:21
[INFO] [stderr]    |
[INFO] [stderr] 62 |     Compute(&'a mut Read),
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 -     Compute(&'a mut Read),
[INFO] [stderr] 62 +     Compute(&'a mut dyn Read),
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metainfo.rs:287:41
[INFO] [stderr]     |
[INFO] [stderr] 287 | fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 287 - fn is_multi_file_torrent<B>(info_dict: &BDictAccess<B::BKey, B>) -> bool
[INFO] [stderr] 287 + fn is_multi_file_torrent<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> bool
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metainfo.rs:325:38
[INFO] [stderr]     |
[INFO] [stderr] 325 |     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 325 -     fn as_single_file<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stderr] 325 +     fn as_single_file<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/metainfo.rs:339:37
[INFO] [stderr]     |
[INFO] [stderr] 339 |     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 339 -     fn as_multi_file<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stderr] 339 +     fn as_multi_file<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<File>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:44:61
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 - pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stderr] 44 + pub fn parse_root_dict<B>(root_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:50:49
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 50 - pub fn parse_announce_url<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr] 50 + pub fn parse_announce_url<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:56:43
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 56 - pub fn parse_creation_date<B>(root_dict: &BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stderr] 56 + pub fn parse_creation_date<B>(root_dict: &dyn BDictAccess<B::BKey, B>) -> Option<i64>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:62:44
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 - pub fn parse_comment<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr] 62 + pub fn parse_comment<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:68:47
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 68 - pub fn parse_created_by<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr] 68 + pub fn parse_created_by<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:74:45
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 74 - pub fn parse_encoding<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr] 74 + pub fn parse_encoding<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a str>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:80:49
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 80 - pub fn parse_info_bencode<'a, B>(root_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stderr] 80 + pub fn parse_info_bencode<'a, B>(root_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&B>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:88:42
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 88 - pub fn parse_piece_length<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stderr] 88 + pub fn parse_piece_length<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/parse.rs:94:43
[INFO] [stderr]    |
[INFO] [stderr] 94 | pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 94 - pub fn parse_pieces<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stderr] 94 + pub fn parse_pieces<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a [u8]>
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:100:37
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 100 - pub fn parse_private<B>(info_dict: &BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stderr] 100 + pub fn parse_private<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> Option<bool>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:106:41
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 106 - pub fn parse_name<'a, B>(info_dict: &'a BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stderr] 106 + pub fn parse_name<'a, B>(info_dict: &'a dyn BDictAccess<B::BKey, B>) -> ParseResult<&'a str>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:112:81
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr]     |                                                                                 ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr] 112 + pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 112 - pub fn parse_files_list<B>(info_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr] 112 + pub fn parse_files_list<B>(info_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:120:61
[INFO] [stderr]     |
[INFO] [stderr] 120 | pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 120 - pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&BDictAccess<B::BKey, B::BType>>
[INFO] [stderr] 120 + pub fn parse_file_dict<B>(file_bencode: &B) -> ParseResult<&dyn BDictAccess<B::BKey, B::BType>>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:126:44
[INFO] [stderr]     |
[INFO] [stderr] 126 | pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 126 - pub fn parse_length<B>(info_or_file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stderr] 126 + pub fn parse_length<B>(info_or_file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<u64>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:132:51
[INFO] [stderr]     |
[INFO] [stderr] 132 | pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 132 - pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stderr] 132 + pub fn parse_md5sum<'a, B>(info_or_file_dict: &'a dyn BDictAccess<B::BKey, B>) -> Option<&'a [u8]>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:138:80
[INFO] [stderr]     |
[INFO] [stderr] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr]     |                                                                                ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr] 138 + pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&dyn BListAccess<B>>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parse.rs:138:39
[INFO] [stderr]     |
[INFO] [stderr] 138 | pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 138 - pub fn parse_path_list<B>(file_dict: &BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr] 138 + pub fn parse_path_list<B>(file_dict: &dyn BDictAccess<B::BKey, B>) -> ParseResult<&BListAccess<B>>
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     types {
[INFO] [stderr] 10 | |         ParseError, ParseErrorKind, ParseResultEx, ParseResult;
[INFO] [stderr] 11 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/builder/worker.rs:273:17
[INFO] [stderr]     |
[INFO] [stderr] 273 |                 try!(callback(PieceAccess::Compute(&mut next_region)));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/builder/worker.rs:352:46
[INFO] [stderr]     |
[INFO] [stderr] 352 |         for &region_length in region_lengths.into_iter() {
[INFO] [stderr]     |                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 352 |         for &region_length in region_lengths.iter() {
[INFO] [stderr]     |                                              ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 352 -         for &region_length in region_lengths.into_iter() {
[INFO] [stderr] 352 +         for &region_length in region_lengths {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/builder/worker.rs:366:46
[INFO] [stderr]     |
[INFO] [stderr] 366 |         for &region_length in region_lengths.into_iter() {
[INFO] [stderr]     |                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 366 |         for &region_length in region_lengths.iter() {
[INFO] [stderr]     |                                              ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 366 -         for &region_length in region_lengths.into_iter() {
[INFO] [stderr] 366 +         for &region_length in region_lengths {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/builder/worker.rs:381:46
[INFO] [stderr]     |
[INFO] [stderr] 381 |         for &region_length in region_lengths.into_iter() {
[INFO] [stderr]     |                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 381 |         for &region_length in region_lengths.iter() {
[INFO] [stderr]     |                                              ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 381 -         for &region_length in region_lengths.into_iter() {
[INFO] [stderr] 381 +         for &region_length in region_lengths {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/builder/worker.rs:396:46
[INFO] [stderr]     |
[INFO] [stderr] 396 |         for &region_length in region_lengths.into_iter() {
[INFO] [stderr]     |                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 396 |         for &region_length in region_lengths.iter() {
[INFO] [stderr]     |                                              ~~~~
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 396 -         for &region_length in region_lengths.into_iter() {
[INFO] [stderr] 396 +         for &region_length in region_lengths {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `bip_metainfo` (lib) generated 57 warnings
[INFO] [stderr] warning: `bip_metainfo` (lib test) generated 62 warnings (57 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bip_metainfo-f562612ccc2b5a84)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stderr] thread panicked while panicking. aborting.
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/bip_metainfo-f562612ccc2b5a84` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "f206ae45478728c3c16b7b7c4e8702f02a081f25c801129dc6165655f589cc3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f206ae45478728c3c16b7b7c4e8702f02a081f25c801129dc6165655f589cc3b", kill_on_drop: false }`
[INFO] [stdout] f206ae45478728c3c16b7b7c4e8702f02a081f25c801129dc6165655f589cc3b