[INFO] fetching crate bencode 0.1.16...
[INFO] testing bencode-0.1.16 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate bencode 0.1.16 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate bencode 0.1.16 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bencode 0.1.16
[INFO] finished tweaking crates.io crate bencode 0.1.16
[INFO] tweaked toml for crates.io crate bencode 0.1.16 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding num-traits v0.1.43 (available: v0.2.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `src/bencode.rs` was erroneously implicitly accepted for library `bencode`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c7c5195ba75289346931e69712479b253593420d2b7c516cdef45dc6844ebca
[INFO] running `Command { std: "docker" "start" "-a" "7c7c5195ba75289346931e69712479b253593420d2b7c516cdef45dc6844ebca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c7c5195ba75289346931e69712479b253593420d2b7c516cdef45dc6844ebca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7c5195ba75289346931e69712479b253593420d2b7c516cdef45dc6844ebca", kill_on_drop: false }`
[INFO] [stdout] 7c7c5195ba75289346931e69712479b253593420d2b7c516cdef45dc6844ebca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a099691916ea5a1868f1edc5cf7737e9c4bcd2fec247a0591e8c17650d02a674
[INFO] running `Command { std: "docker" "start" "-a" "a099691916ea5a1868f1edc5cf7737e9c4bcd2fec247a0591e8c17650d02a674", kill_on_drop: false }`
[INFO] [stderr] warning: path `src/bencode.rs` was erroneously implicitly accepted for library `bencode`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bencode v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:116:19
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let num = try!(self.parse_number_digits(sign));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Some('1' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:129:39
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:147:39
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let len = try!(self.parse_length_digits(1));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let bytes = try!(self.next_bytes(len as usize));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 let res = try!(self.parse_bytestring());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |                 let res = try!(self.parse_number());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:207:22
[INFO] [stdout]     |
[INFO] [stdout] 207 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:210:27
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 let res = try!(self.parse_bytestring());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |             try!(write!(fmt, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 try!(write!(fmt, "{}", *value));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     try!(write!(fmt, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |             try!(write!(fmt, "{{"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 try!(write!(fmt, "{}: {}", *key, *value));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:279:21
[INFO] [stdout]     |
[INFO] [stdout] 279 |                     try!(write!(fmt, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/bencode.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn from_bencode(&Bencode) -> Result<Self, Self::Err>;
[INFO] [stdout]     |                     ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Bencode`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `tryenc`
[INFO] [stdout]    --> src/bencode.rs:710:14
[INFO] [stdout]     |
[INFO] [stdout] 710 | macro_rules! tryenc(($e:expr) => (
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |         try!(write!(self.get_writer(), "d"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:753:13
[INFO] [stdout]     |
[INFO] [stdout] 753 |             try!(key.encode(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:754:13
[INFO] [stdout]     |
[INFO] [stdout] 754 |             try!(self.get_writer().write_all(value));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:764:13
[INFO] [stdout]     |
[INFO] [stdout] 764 |             try!(write!(self.get_writer(), "{}:", v.len()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:860:9
[INFO] [stdout]     |
[INFO] [stdout] 860 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:862:9
[INFO] [stdout]     |
[INFO] [stdout] 862 |         try!(self.encode_dict(&dict));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:870:9
[INFO] [stdout]     |
[INFO] [stdout] 870 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:912:9
[INFO] [stdout]     |
[INFO] [stdout] 912 |         try!(write!(self.get_writer(), "l"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:913:9
[INFO] [stdout]     |
[INFO] [stdout] 913 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:920:9
[INFO] [stdout]     |
[INFO] [stdout] 920 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:928:9
[INFO] [stdout]     |
[INFO] [stdout] 928 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:930:9
[INFO] [stdout]     |
[INFO] [stdout] 930 |         try!(self.encode_dict(&dict));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:939:9
[INFO] [stdout]     |
[INFO] [stdout] 939 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:947:9
[INFO] [stdout]     |
[INFO] [stdout] 947 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1035:25
[INFO] [stdout]      |
[INFO] [stdout] 1035 |             let value = try!(self.parse_elem(current));
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1211:19
[INFO] [stdout]      |
[INFO] [stdout] 1211 |         let res = try!(f(self));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1309:19
[INFO] [stdout]      |
[INFO] [stdout] 1309 |         let res = try!(f(self));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:722:22
[INFO] [stdout]     |
[INFO] [stdout] 722 |     writer: &'a mut (io::Write + 'a),
[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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 722 |     writer: &'a mut (dyn io::Write + 'a),
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:731:32
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn new(writer: &'a mut io::Write) -> Encoder<'a> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn new(writer: &'a mut dyn io::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:742:38
[INFO] [stdout]     |
[INFO] [stdout] 742 |     fn get_writer(&mut self) -> &mut io::Write {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 742 |     fn get_writer(&mut self) -> &mut dyn io::Write {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:292:42
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn to_writer(&self, writer: &mut io::Write) -> io::Result<()> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn to_writer(&self, writer: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:744:38
[INFO] [stdout]     |
[INFO] [stdout] 744 |             &mut self.writer as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 744 |             &mut self.writer as &mut dyn io::Write
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:746:54
[INFO] [stdout]     |
[INFO] [stdout] 746 |             self.writers.last_mut().unwrap() as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 746 |             self.writers.last_mut().unwrap() as &mut dyn io::Write
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "a099691916ea5a1868f1edc5cf7737e9c4bcd2fec247a0591e8c17650d02a674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a099691916ea5a1868f1edc5cf7737e9c4bcd2fec247a0591e8c17650d02a674", kill_on_drop: false }`
[INFO] [stdout] a099691916ea5a1868f1edc5cf7737e9c4bcd2fec247a0591e8c17650d02a674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c98af726745d74ee6b44f1e465d5c81237e1236e553c89b8e81d77cf3be4a0a
[INFO] running `Command { std: "docker" "start" "-a" "8c98af726745d74ee6b44f1e465d5c81237e1236e553c89b8e81d77cf3be4a0a", kill_on_drop: false }`
[INFO] [stderr] warning: path `src/bencode.rs` was erroneously implicitly accepted for library `bencode`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:116:19
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let num = try!(self.parse_number_digits(sign));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Some('1' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:129:39
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:147:39
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let len = try!(self.parse_length_digits(1));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let bytes = try!(self.next_bytes(len as usize));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 let res = try!(self.parse_bytestring());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |                 let res = try!(self.parse_number());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:207:22
[INFO] [stdout]     |
[INFO] [stdout] 207 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:210:27
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 let res = try!(self.parse_bytestring());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |             try!(write!(fmt, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 try!(write!(fmt, "{}", *value));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     try!(write!(fmt, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |             try!(write!(fmt, "{{"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 try!(write!(fmt, "{}: {}", *key, *value));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:279:21
[INFO] [stdout]     |
[INFO] [stdout] 279 |                     try!(write!(fmt, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/bencode.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn from_bencode(&Bencode) -> Result<Self, Self::Err>;
[INFO] [stdout]     |                     ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Bencode`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `tryenc`
[INFO] [stdout]    --> src/bencode.rs:710:14
[INFO] [stdout]     |
[INFO] [stdout] 710 | macro_rules! tryenc(($e:expr) => (
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |         try!(write!(self.get_writer(), "d"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:753:13
[INFO] [stdout]     |
[INFO] [stdout] 753 |             try!(key.encode(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:754:13
[INFO] [stdout]     |
[INFO] [stdout] 754 |             try!(self.get_writer().write_all(value));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:764:13
[INFO] [stdout]     |
[INFO] [stdout] 764 |             try!(write!(self.get_writer(), "{}:", v.len()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:860:9
[INFO] [stdout]     |
[INFO] [stdout] 860 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:862:9
[INFO] [stdout]     |
[INFO] [stdout] 862 |         try!(self.encode_dict(&dict));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:870:9
[INFO] [stdout]     |
[INFO] [stdout] 870 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:912:9
[INFO] [stdout]     |
[INFO] [stdout] 912 |         try!(write!(self.get_writer(), "l"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:913:9
[INFO] [stdout]     |
[INFO] [stdout] 913 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:920:9
[INFO] [stdout]     |
[INFO] [stdout] 920 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:928:9
[INFO] [stdout]     |
[INFO] [stdout] 928 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:930:9
[INFO] [stdout]     |
[INFO] [stdout] 930 |         try!(self.encode_dict(&dict));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:939:9
[INFO] [stdout]     |
[INFO] [stdout] 939 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:947:9
[INFO] [stdout]     |
[INFO] [stdout] 947 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1035:25
[INFO] [stdout]      |
[INFO] [stdout] 1035 |             let value = try!(self.parse_elem(current));
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1211:19
[INFO] [stdout]      |
[INFO] [stdout] 1211 |         let res = try!(f(self));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1309:19
[INFO] [stdout]      |
[INFO] [stdout] 1309 |         let res = try!(f(self));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:722:22
[INFO] [stdout]     |
[INFO] [stdout] 722 |     writer: &'a mut (io::Write + 'a),
[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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 722 |     writer: &'a mut (dyn io::Write + 'a),
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:731:32
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn new(writer: &'a mut io::Write) -> Encoder<'a> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn new(writer: &'a mut dyn io::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:742:38
[INFO] [stdout]     |
[INFO] [stdout] 742 |     fn get_writer(&mut self) -> &mut io::Write {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 742 |     fn get_writer(&mut self) -> &mut dyn io::Write {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:292:42
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn to_writer(&self, writer: &mut io::Write) -> io::Result<()> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn to_writer(&self, writer: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:744:38
[INFO] [stdout]     |
[INFO] [stdout] 744 |             &mut self.writer as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 744 |             &mut self.writer as &mut dyn io::Write
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:746:54
[INFO] [stdout]     |
[INFO] [stdout] 746 |             self.writers.last_mut().unwrap() as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 746 |             self.writers.last_mut().unwrap() as &mut dyn io::Write
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bencode v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:116:19
[INFO] [stdout]     |
[INFO] [stdout] 116 |         let num = try!(self.parse_number_digits(sign));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             Some('1' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:129:39
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:147:39
[INFO] [stdout]     |
[INFO] [stdout] 147 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stdout]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let len = try!(self.parse_length_digits(1));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let bytes = try!(self.next_bytes(len as usize));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:189:27
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 let res = try!(self.parse_bytestring());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |                 let res = try!(self.parse_number());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:207:22
[INFO] [stdout]     |
[INFO] [stdout] 207 |             Some('0' ... '9') => {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/streaming.rs:210:27
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 let res = try!(self.parse_bytestring());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/streaming.rs:300:27
[INFO] [stdout]     |
[INFO] [stdout] 300 |                 'i' | '0' ... '9' | 'l' | 'd' | 'e' => continue,
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |             try!(write!(fmt, "["));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 try!(write!(fmt, "{}", *value));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:266:21
[INFO] [stdout]     |
[INFO] [stdout] 266 |                     try!(write!(fmt, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |             try!(write!(fmt, "{{"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |                 try!(write!(fmt, "{}: {}", *key, *value));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:279:21
[INFO] [stdout]     |
[INFO] [stdout] 279 |                     try!(write!(fmt, ", "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/bencode.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn from_bencode(&Bencode) -> Result<Self, Self::Err>;
[INFO] [stdout]     |                     ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Bencode`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `tryenc`
[INFO] [stdout]    --> src/bencode.rs:710:14
[INFO] [stdout]     |
[INFO] [stdout] 710 | macro_rules! tryenc(($e:expr) => (
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |         try!(write!(self.get_writer(), "d"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:753:13
[INFO] [stdout]     |
[INFO] [stdout] 753 |             try!(key.encode(self));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:754:13
[INFO] [stdout]     |
[INFO] [stdout] 754 |             try!(self.get_writer().write_all(value));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:764:13
[INFO] [stdout]     |
[INFO] [stdout] 764 |             try!(write!(self.get_writer(), "{}:", v.len()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:860:9
[INFO] [stdout]     |
[INFO] [stdout] 860 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:862:9
[INFO] [stdout]     |
[INFO] [stdout] 862 |         try!(self.encode_dict(&dict));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:870:9
[INFO] [stdout]     |
[INFO] [stdout] 870 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:912:9
[INFO] [stdout]     |
[INFO] [stdout] 912 |         try!(write!(self.get_writer(), "l"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:913:9
[INFO] [stdout]     |
[INFO] [stdout] 913 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:920:9
[INFO] [stdout]     |
[INFO] [stdout] 920 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:928:9
[INFO] [stdout]     |
[INFO] [stdout] 928 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:930:9
[INFO] [stdout]     |
[INFO] [stdout] 930 |         try!(self.encode_dict(&dict));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:939:9
[INFO] [stdout]     |
[INFO] [stdout] 939 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bencode.rs:947:9
[INFO] [stdout]     |
[INFO] [stdout] 947 |         try!(f(self));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1035:25
[INFO] [stdout]      |
[INFO] [stdout] 1035 |             let value = try!(self.parse_elem(current));
[INFO] [stdout]      |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1211:19
[INFO] [stdout]      |
[INFO] [stdout] 1211 |         let res = try!(f(self));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/bencode.rs:1309:19
[INFO] [stdout]      |
[INFO] [stdout] 1309 |         let res = try!(f(self));
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1700:36
[INFO] [stdout]      |
[INFO] [stdout] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]      = note: `#[warn(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1700:36
[INFO] [stdout]      |
[INFO] [stdout] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1700:52
[INFO] [stdout]      |
[INFO] [stdout] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1700:52
[INFO] [stdout]      |
[INFO] [stdout] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1706:36
[INFO] [stdout]      |
[INFO] [stdout] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1706:36
[INFO] [stdout]      |
[INFO] [stdout] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1706:52
[INFO] [stdout]      |
[INFO] [stdout] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1706:52
[INFO] [stdout]      |
[INFO] [stdout] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1713:36
[INFO] [stdout]      |
[INFO] [stdout] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1713:36
[INFO] [stdout]      |
[INFO] [stdout] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1713:52
[INFO] [stdout]      |
[INFO] [stdout] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1713:52
[INFO] [stdout]      |
[INFO] [stdout] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1813:14
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stdout]      |              ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1813:14
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stdout]      |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1813:30
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1813:30
[INFO] [stdout]      |
[INFO] [stdout] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1820:14
[INFO] [stdout]      |
[INFO] [stdout] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stdout]      |              ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1820:14
[INFO] [stdout]      |
[INFO] [stdout] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stdout]      |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1820:30
[INFO] [stdout]      |
[INFO] [stdout] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1820:30
[INFO] [stdout]      |
[INFO] [stdout] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]     --> src/bencode.rs:1797:18
[INFO] [stdout]      |
[INFO] [stdout] 1797 |         #[derive(RustcEncodable)]
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]     --> src/bencode.rs:1797:18
[INFO] [stdout]      |
[INFO] [stdout] 1797 |         #[derive(RustcEncodable)]
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:722:22
[INFO] [stdout]     |
[INFO] [stdout] 722 |     writer: &'a mut (io::Write + 'a),
[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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 722 |     writer: &'a mut (dyn io::Write + 'a),
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:731:32
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn new(writer: &'a mut io::Write) -> Encoder<'a> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 731 |     pub fn new(writer: &'a mut dyn io::Write) -> Encoder<'a> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:742:38
[INFO] [stdout]     |
[INFO] [stdout] 742 |     fn get_writer(&mut self) -> &mut io::Write {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 742 |     fn get_writer(&mut self) -> &mut dyn io::Write {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:292:42
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn to_writer(&self, writer: &mut io::Write) -> io::Result<()> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn to_writer(&self, writer: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:744:38
[INFO] [stdout]     |
[INFO] [stdout] 744 |             &mut self.writer as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 744 |             &mut self.writer as &mut dyn io::Write
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bencode.rs:746:54
[INFO] [stdout]     |
[INFO] [stdout] 746 |             self.writers.last_mut().unwrap() as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 746 |             self.writers.last_mut().unwrap() as &mut dyn io::Write
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bencode v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8c98af726745d74ee6b44f1e465d5c81237e1236e553c89b8e81d77cf3be4a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c98af726745d74ee6b44f1e465d5c81237e1236e553c89b8e81d77cf3be4a0a", kill_on_drop: false }`
[INFO] [stdout] 8c98af726745d74ee6b44f1e465d5c81237e1236e553c89b8e81d77cf3be4a0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cda20dca48f1f85799afc988b16bd15f28168fb31b9eabb2af5731a40b54d895
[INFO] running `Command { std: "docker" "start" "-a" "cda20dca48f1f85799afc988b16bd15f28168fb31b9eabb2af5731a40b54d895", kill_on_drop: false }`
[INFO] [stderr] warning: path `src/bencode.rs` was erroneously implicitly accepted for library `bencode`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/streaming.rs:116:19
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let num = try!(self.parse_number_digits(sign));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:126:22
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Some('1' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:129:39
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stderr]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:144:22
[INFO] [stderr]     |
[INFO] [stderr] 144 |             Some('0' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:147:39
[INFO] [stderr]     |
[INFO] [stderr] 147 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stderr]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/streaming.rs:165:19
[INFO] [stderr]     |
[INFO] [stderr] 165 |         let len = try!(self.parse_length_digits(1));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/streaming.rs:167:21
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let bytes = try!(self.next_bytes(len as usize));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:187:22
[INFO] [stderr]     |
[INFO] [stderr] 187 |             Some('0' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/streaming.rs:189:27
[INFO] [stderr]     |
[INFO] [stderr] 189 |                 let res = try!(self.parse_bytestring());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/streaming.rs:204:27
[INFO] [stderr]     |
[INFO] [stderr] 204 |                 let res = try!(self.parse_number());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:207:22
[INFO] [stderr]     |
[INFO] [stderr] 207 |             Some('0' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/streaming.rs:210:27
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 let res = try!(self.parse_bytestring());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:260:13
[INFO] [stderr]     |
[INFO] [stderr] 260 |             try!(write!(fmt, "["));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:268:17
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 try!(write!(fmt, "{}", *value));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:266:21
[INFO] [stderr]     |
[INFO] [stderr] 266 |                     try!(write!(fmt, ", "));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |             try!(write!(fmt, "{{"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:281:17
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 try!(write!(fmt, "{}: {}", *key, *value));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:279:21
[INFO] [stderr]     |
[INFO] [stderr] 279 |                     try!(write!(fmt, ", "));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/bencode.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |     fn from_bencode(&Bencode) -> Result<Self, Self::Err>;
[INFO] [stderr]     |                     ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Bencode`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `tryenc`
[INFO] [stderr]    --> src/bencode.rs:710:14
[INFO] [stderr]     |
[INFO] [stderr] 710 | macro_rules! tryenc(($e:expr) => (
[INFO] [stderr]     |              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:751:9
[INFO] [stderr]     |
[INFO] [stderr] 751 |         try!(write!(self.get_writer(), "d"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:753:13
[INFO] [stderr]     |
[INFO] [stderr] 753 |             try!(key.encode(self));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:754:13
[INFO] [stderr]     |
[INFO] [stderr] 754 |             try!(self.get_writer().write_all(value));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:764:13
[INFO] [stderr]     |
[INFO] [stderr] 764 |             try!(write!(self.get_writer(), "{}:", v.len()));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:860:9
[INFO] [stderr]     |
[INFO] [stderr] 860 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:862:9
[INFO] [stderr]     |
[INFO] [stderr] 862 |         try!(self.encode_dict(&dict));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:870:9
[INFO] [stderr]     |
[INFO] [stderr] 870 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:912:9
[INFO] [stderr]     |
[INFO] [stderr] 912 |         try!(write!(self.get_writer(), "l"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:913:9
[INFO] [stderr]     |
[INFO] [stderr] 913 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:920:9
[INFO] [stderr]     |
[INFO] [stderr] 920 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:928:9
[INFO] [stderr]     |
[INFO] [stderr] 928 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:930:9
[INFO] [stderr]     |
[INFO] [stderr] 930 |         try!(self.encode_dict(&dict));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:939:9
[INFO] [stderr]     |
[INFO] [stderr] 939 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/bencode.rs:947:9
[INFO] [stderr]     |
[INFO] [stderr] 947 |         try!(f(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/bencode.rs:1035:25
[INFO] [stderr]      |
[INFO] [stderr] 1035 |             let value = try!(self.parse_elem(current));
[INFO] [stderr]      |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/bencode.rs:1211:19
[INFO] [stderr]      |
[INFO] [stderr] 1211 |         let res = try!(f(self));
[INFO] [stderr]      |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/bencode.rs:1309:19
[INFO] [stderr]      |
[INFO] [stderr] 1309 |         let res = try!(f(self));
[INFO] [stderr]      |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:722:22
[INFO] [stderr]     |
[INFO] [stderr] 722 |     writer: &'a mut (io::Write + 'a),
[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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 722 |     writer: &'a mut (dyn io::Write + 'a),
[INFO] [stderr]     |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:731:32
[INFO] [stderr]     |
[INFO] [stderr] 731 |     pub fn new(writer: &'a mut io::Write) -> Encoder<'a> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 731 |     pub fn new(writer: &'a mut dyn io::Write) -> Encoder<'a> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:742:38
[INFO] [stderr]     |
[INFO] [stderr] 742 |     fn get_writer(&mut self) -> &mut io::Write {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 742 |     fn get_writer(&mut self) -> &mut dyn io::Write {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:292:42
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn to_writer(&self, writer: &mut io::Write) -> io::Result<()> {
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 292 |     pub fn to_writer(&self, writer: &mut dyn io::Write) -> io::Result<()> {
[INFO] [stderr]     |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:744:38
[INFO] [stderr]     |
[INFO] [stderr] 744 |             &mut self.writer as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 744 |             &mut self.writer as &mut dyn io::Write
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bencode.rs:746:54
[INFO] [stderr]     |
[INFO] [stderr] 746 |             self.writers.last_mut().unwrap() as &mut io::Write
[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: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 746 |             self.writers.last_mut().unwrap() as &mut dyn io::Write
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:300:27
[INFO] [stderr]     |
[INFO] [stderr] 300 |                 'i' | '0' ... '9' | 'l' | 'd' | 'e' => continue,
[INFO] [stderr]     |                           ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1700:36
[INFO] [stderr]      |
[INFO] [stderr] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr]      = note: `#[warn(soft_unstable)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1700:36
[INFO] [stderr]      |
[INFO] [stderr] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1700:52
[INFO] [stderr]      |
[INFO] [stderr] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1700:52
[INFO] [stderr]      |
[INFO] [stderr] 1700 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1706:36
[INFO] [stderr]      |
[INFO] [stderr] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1706:36
[INFO] [stderr]      |
[INFO] [stderr] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1706:52
[INFO] [stderr]      |
[INFO] [stderr] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1706:52
[INFO] [stderr]      |
[INFO] [stderr] 1706 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1713:36
[INFO] [stderr]      |
[INFO] [stderr] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1713:36
[INFO] [stderr]      |
[INFO] [stderr] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1713:52
[INFO] [stderr]      |
[INFO] [stderr] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1713:52
[INFO] [stderr]      |
[INFO] [stderr] 1713 |     #[derive(Eq, PartialEq, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]      |                                                    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1813:14
[INFO] [stderr]      |
[INFO] [stderr] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stderr]      |              ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1813:14
[INFO] [stderr]      |
[INFO] [stderr] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stderr]      |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1813:30
[INFO] [stderr]      |
[INFO] [stderr] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1813:30
[INFO] [stderr]      |
[INFO] [stderr] 1813 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug, Clone)]
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1820:14
[INFO] [stderr]      |
[INFO] [stderr] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stderr]      |              ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1820:14
[INFO] [stderr]      |
[INFO] [stderr] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stderr]      |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1820:30
[INFO] [stderr]      |
[INFO] [stderr] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1820:30
[INFO] [stderr]      |
[INFO] [stderr] 1820 |     #[derive(RustcEncodable, RustcDecodable, Eq, PartialEq, Debug)]
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]     --> src/bencode.rs:1797:18
[INFO] [stderr]      |
[INFO] [stderr] 1797 |         #[derive(RustcEncodable)]
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]      = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]     --> src/bencode.rs:1797:18
[INFO] [stderr]      |
[INFO] [stderr] 1797 |         #[derive(RustcEncodable)]
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bencode` (lib) generated 43 warnings (run `cargo fix --lib -p bencode` to apply 13 suggestions)
[INFO] [stderr] warning: `bencode` (lib test) generated 66 warnings (43 duplicates) (run `cargo fix --lib -p bencode --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bencode v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/bencode.rs (/opt/rustwide/target/debug/deps/bencode-2f6f0c3cce75fa3c)
[INFO] [stdout] 
[INFO] [stdout] running 204 tests
[INFO] [stdout] test streaming::test::parse_empty_list ... ok
[INFO] [stdout] test streaming::test::parse_error_on_empty_number ... ok
[INFO] [stdout] test streaming::test::parse_error_on_too_short_data ... ok
[INFO] [stdout] test streaming::test::parse_error_on_invalid_first_character ... ok
[INFO] [stdout] test streaming::test::parse_error_on_key_of_wrong_type ... ok
[INFO] [stdout] test streaming::test::parse_error_on_unmatched_value_ending ... ok
[INFO] [stdout] test streaming::test::parse_error_on_more_than_one_value_outside_of_containers ... ok
[INFO] [stdout] test streaming::test::parse_error_on_number_without_ending ... ok
[INFO] [stdout] test streaming::test::parses_empty_bytestring ... ok
[INFO] [stdout] test streaming::test::parses_dict_with_list_value ... ok
[INFO] [stdout] test streaming::test::parses_dict_with_bytestring_value ... ok
[INFO] [stdout] test streaming::test::parses_empty_dict ... ok
[INFO] [stdout] test streaming::test::parse_error_on_malformed_bytestring ... ok
[INFO] [stdout] test streaming::test::parses_list_with_bytestring ... ok
[INFO] [stdout] test streaming::test::parses_list_with_mixed_elements ... ok
[INFO] [stdout] test streaming::test::parses_empty_input ... ok
[INFO] [stdout] test streaming::test::parses_long_bytestring ... ok
[INFO] [stdout] test streaming::test::parses_list_with_number ... ok
[INFO] [stdout] test streaming::test::parses_negative_numbers ... ok
[INFO] [stdout] test streaming::test::parses_nested_dicts ... ok
[INFO] [stdout] test streaming::test::parses_number_zero ... ok
[INFO] [stdout] test streaming::test::parses_nested_lists ... ok
[INFO] [stdout] test streaming::test::parses_positive_numbers ... ok
[INFO] [stdout] test streaming::test::parses_short_bytestring ... ok
[INFO] [stdout] test streaming::test::parses_short_bytestring_length_pad ... ok
[INFO] [stdout] test tests::bencode_nested_hashmap ... ok
[INFO] [stdout] test tests::bencode_hashmap ... ok
[INFO] [stdout] test tests::decode_error_on_wrong_map_key_type ... ok
[INFO] [stdout] test tests::decodes_bytestring ... ok
[INFO] [stdout] test tests::decode_error_on_parse_error ... ok
[INFO] [stdout] test tests::decodes_dict_with_value ... ok
[INFO] [stdout] test tests::decodes_dict_with_values ... ok
[INFO] [stdout] test tests::decodes_empty_dict ... ok
[INFO] [stdout] test tests::decodes_empty_input ... ok
[INFO] [stdout] test tests::decodes_empty_list ... ok
[INFO] [stdout] test tests::decodes_list_with_elements ... ok
[INFO] [stdout] test tests::decodes_nested_dict ... ok
[INFO] [stdout] test tests::decodes_nested_list ... ok
[INFO] [stdout] test tests::decodes_number ... ok
[INFO] [stdout] test tests::encode_error_on_wrong_map_key_type ... ok
[INFO] [stdout] test tests::encode_str ... ok
[INFO] [stdout] test tests::encode_str_with_multibyte_chars ... ok
[INFO] [stdout] test tests::encode_empty_str ... ok
[INFO] [stdout] test tests::encodes_dict_fields_in_sorted_order ... ok
[INFO] [stdout] test tests::encodes_control_char ... ok
[INFO] [stdout] test tests::encodes_bool ... ok
[INFO] [stdout] test tests::encodes_dict_with_items ... ok
[INFO] [stdout] test tests::encodes_empty_bytestring ... ok
[INFO] [stdout] test tests::encodes_empty_dict ... ok
[INFO] [stdout] test tests::encodes_empty_vec ... ok
[INFO] [stdout] test tests::encodes_empty_list ... ok
[INFO] [stdout] test tests::encodes_hashmap ... ok
[INFO] [stdout] test tests::encodes_multibyte_char ... ok
[INFO] [stdout] test tests::encodes_negative_f32 ... ok
[INFO] [stdout] test tests::encodes_lower_letter_char ... ok
[INFO] [stdout] test tests::encodes_negative_i16 ... ok
[INFO] [stdout] test tests::encodes_negative_i64 ... ok
[INFO] [stdout] test tests::encodes_negative_i32 ... ok
[INFO] [stdout] test tests::encodes_negative_f64 ... ok
[INFO] [stdout] test tests::encodes_negative_i8 ... ok
[INFO] [stdout] test tests::encodes_negative_isize ... ok
[INFO] [stdout] test tests::encodes_nested_dict ... ok
[INFO] [stdout] test tests::encodes_nested_list ... ok
[INFO] [stdout] test tests::encodes_nested_option ... ok
[INFO] [stdout] test tests::encodes_nested_struct ... ok
[INFO] [stdout] test tests::encodes_nested_hashmap ... ok
[INFO] [stdout] test tests::encodes_nested_vec ... ok
[INFO] [stdout] test tests::encodes_nonempty_bytestring ... ok
[INFO] [stdout] test tests::encodes_nonempty_list ... ok
[INFO] [stdout] test tests::encodes_nonmpty_vec ... ok
[INFO] [stdout] test tests::encodes_nested_struct_fields ... ok
[INFO] [stdout] test tests::encodes_option_none ... ok
[INFO] [stdout] test tests::encodes_positive_f32 ... ok
[INFO] [stdout] test tests::encodes_option_some ... ok
[INFO] [stdout] test streaming::test::parse_error_on_number_with_leading_zero ... ok
[INFO] [stdout] test tests::encodes_positive_f64 ... ok
[INFO] [stdout] test tests::encodes_positive_i32 ... ok
[INFO] [stdout] test tests::encodes_positive_i16 ... ok
[INFO] [stdout] test tests::encodes_positive_i64 ... ok
[INFO] [stdout] test tests::encodes_positive_i8 ... ok
[INFO] [stdout] test tests::encodes_positive_isize ... ok
[INFO] [stdout] test tests::encodes_positive_u32 ... ok
[INFO] [stdout] test tests::encodes_positive_u16 ... ok
[INFO] [stdout] test tests::encodes_positive_u64 ... ok
[INFO] [stdout] test tests::encodes_positive_u8 ... ok
[INFO] [stdout] test tests::encodes_positive_usize ... ok
[INFO] [stdout] test tests::encodes_struct ... ok
[INFO] [stdout] test tests::encodes_unit ... ok
[INFO] [stdout] test tests::encodes_upper_letter_char ... ok
[INFO] [stdout] test tests::encodes_zero_f32 ... ok
[INFO] [stdout] test tests::encodes_zero_i16 ... ok
[INFO] [stdout] test tests::encodes_zero_i64 ... ok
[INFO] [stdout] test tests::encodes_zero_i8 ... ok
[INFO] [stdout] test tests::encodes_zero_i32 ... ok
[INFO] [stdout] test tests::encodes_zero_isize ... ok
[INFO] [stdout] test tests::encodes_zero_u32 ... ok
[INFO] [stdout] test tests::encodes_zero_u64 ... ok
[INFO] [stdout] test tests::encodes_zero_u8 ... ok
[INFO] [stdout] test tests::encodes_zero_usize ... ok
[INFO] [stdout] test tests::identity_bool ... ok
[INFO] [stdout] test tests::identity_control_char ... ok
[INFO] [stdout] test tests::identity_empty_str ... ok
[INFO] [stdout] test tests::encodes_struct_fields_in_sorted_order ... ok
[INFO] [stdout] test tests::encodes_zero_f64 ... ok
[INFO] [stdout] test tests::identity_empty_vec ... ok
[INFO] [stdout] test tests::identity_hashmap ... ok
[INFO] [stdout] test tests::encodes_zero_u16 ... ok
[INFO] [stdout] test tests::identity_lower_letter_char ... ok
[INFO] [stdout] test tests::identity_negative_f64 ... ok
[INFO] [stdout] test tests::identity_negative_i16 ... ok
[INFO] [stdout] test tests::identity_negative_i32 ... ok
[INFO] [stdout] test tests::identity_multibyte_char ... ok
[INFO] [stdout] test tests::identity_negative_f32 ... ok
[INFO] [stdout] test tests::identity_negative_i8 ... ok
[INFO] [stdout] test tests::identity_nested_option ... ok
[INFO] [stdout] test tests::identity_negative_i64 ... ok
[INFO] [stdout] test tests::identity_nested_struct ... ok
[INFO] [stdout] test tests::identity_nested_struct_field ... ok
[INFO] [stdout] test tests::identity_nested_hashmap ... ok
[INFO] [stdout] test tests::identity_nonmpty_vec ... ok
[INFO] [stdout] test tests::identity_positive_f32 ... ok
[INFO] [stdout] test tests::identity_positive_i16 ... ok
[INFO] [stdout] test tests::identity_option_none ... ok
[INFO] [stdout] test tests::identity_option_some ... ok
[INFO] [stdout] test tests::identity_positive_i64 ... ok
[INFO] [stdout] test tests::identity_positive_f64 ... ok
[INFO] [stdout] test tests::identity_positive_i32 ... ok
[INFO] [stdout] test tests::identity_positive_isize ... ok
[INFO] [stdout] test tests::identity_positive_i8 ... ok
[INFO] [stdout] test tests::identity_positive_u16 ... ok
[INFO] [stdout] test tests::identity_positive_u32 ... ok
[INFO] [stdout] test tests::identity_positive_usize ... ok
[INFO] [stdout] test tests::identity_str ... ok
[INFO] [stdout] test tests::identity_positive_u64 ... ok
[INFO] [stdout] test tests::identity_positive_u8 ... ok
[INFO] [stdout] test tests::identity_unit ... ok
[INFO] [stdout] test tests::identity_str_with_multibyte_chars ... ok
[INFO] [stdout] test tests::identity_struct ... ok
[INFO] [stdout] test tests::identity_zero_f32 ... ok
[INFO] [stdout] test tests::identity_upper_letter_char ... ok
[INFO] [stdout] test tests::identity_zero_i32 ... ok
[INFO] [stdout] test tests::identity_zero_f64 ... ok
[INFO] [stdout] test tests::identity_zero_i64 ... ok
[INFO] [stdout] test tests::identity_zero_i8 ... ok
[INFO] [stdout] test tests::identity_zero_i16 ... ok
[INFO] [stdout] test tests::identity_zero_u16 ... ok
[INFO] [stdout] test tests::identity_zero_u32 ... ok
[INFO] [stdout] test tests::identity_zero_u64 ... ok
[INFO] [stdout] test tests::identity_zero_u8 ... ok
[INFO] [stdout] test tests::identity_negative_isize ... ok
[INFO] [stdout] test tests::identity_zero_usize ... ok
[INFO] [stdout] test tests::identity_nested_vec ... ok
[INFO] [stdout] test tests::identity_zero_isize ... ok
[INFO] [stdout] test tests::option_is_none_if_any_nested_option_is_none ... ok
[INFO] [stdout] test tests::struct_option_none_fields_are_not_encoded ... ok
[INFO] [stdout] test tests::struct_options_not_present_default_to_none ... ok
[INFO] [stdout] test tests::tobencode_bool ... ok
[INFO] [stdout] test tests::tobencode_control_char ... ok
[INFO] [stdout] test tests::tobencode_empty_str ... ok
[INFO] [stdout] test tests::tobencode_empty_vec ... ok
[INFO] [stdout] test tests::tobencode_lower_letter_char ... ok
[INFO] [stdout] test streaming::test::parses_dict_with_number_value ... ok
[INFO] [stdout] test tests::tobencode_multibyte_char ... ok
[INFO] [stdout] test tests::tobencode_negative_f32 ... ok
[INFO] [stdout] test tests::tobencode_negative_f64 ... ok
[INFO] [stdout] test tests::tobencode_negative_i16 ... ok
[INFO] [stdout] test tests::tobencode_negative_i32 ... ok
[INFO] [stdout] test tests::tobencode_negative_isize ... ok
[INFO] [stdout] test tests::tobencode_nested_option ... ok
[INFO] [stdout] test tests::tobencode_nested_vec ... ok
[INFO] [stdout] test tests::tobencode_nonmpty_vec ... ok
[INFO] [stdout] test tests::tobencode_option_some ... ok
[INFO] [stdout] test tests::tobencode_option_none ... ok
[INFO] [stdout] test tests::tobencode_positive_i16 ... ok
[INFO] [stdout] test tests::tobencode_positive_i32 ... ok
[INFO] [stdout] test tests::tobencode_positive_f64 ... ok
[INFO] [stdout] test tests::tobencode_positive_f32 ... ok
[INFO] [stdout] test tests::tobencode_positive_i8 ... ok
[INFO] [stdout] test tests::tobencode_positive_isize ... ok
[INFO] [stdout] test tests::tobencode_positive_usize ... ok
[INFO] [stdout] test tests::tobencode_positive_u32 ... ok
[INFO] [stdout] test tests::tobencode_negative_i64 ... ok
[INFO] [stdout] test tests::tobencode_positive_u16 ... ok
[INFO] [stdout] test tests::tobencode_negative_i8 ... ok
[INFO] [stdout] test tests::tobencode_positive_u8 ... ok
[INFO] [stdout] test tests::tobencode_positive_u64 ... ok
[INFO] [stdout] test tests::tobencode_unit ... ok
[INFO] [stdout] test tests::tobencode_zero_f64 ... ok
[INFO] [stdout] test tests::tobencode_zero_i16 ... ok
[INFO] [stdout] test tests::tobencode_upper_letter_char ... ok
[INFO] [stdout] test tests::tobencode_zero_f32 ... ok
[INFO] [stdout] test tests::tobencode_zero_i32 ... ok
[INFO] [stdout] test tests::tobencode_zero_i8 ... ok
[INFO] [stdout] test tests::tobencode_zero_i64 ... ok
[INFO] [stdout] test tests::tobencode_zero_u64 ... ok
[INFO] [stdout] test tests::tobencode_zero_u32 ... ok
[INFO] [stdout] test tests::tobencode_zero_u16 ... ok
[INFO] [stdout] test tests::tobencode_zero_u8 ... ok
[INFO] [stdout] test tests::tobencode_zero_isize ... ok
[INFO] [stdout] test tests::tobencode_zero_usize ... ok
[INFO] [stdout] test util::test::test_encoding_bytestring_with_invalid_utf8 ... ok
[INFO] [stdout] test tests::tobencode_str ... ok
[INFO] [stdout] test tests::tobencode_str_with_multibyte_chars ... ok
[INFO] [stdout] test tests::tobencode_positive_i64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 204 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bencode
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:126:22
[INFO] [stderr]     |
[INFO] [stderr] 126 |             Some('1' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:129:39
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stderr]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:144:22
[INFO] [stderr]     |
[INFO] [stderr] 144 |             Some('0' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:147:39
[INFO] [stderr]     |
[INFO] [stderr] 147 |                         Some(ch @ '0' ... '9') => self.parse_digit(ch, sign, &mut num),
[INFO] [stderr]     |                                       ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:187:22
[INFO] [stderr]     |
[INFO] [stderr] 187 |             Some('0' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/streaming.rs:207:22
[INFO] [stderr]     |
[INFO] [stderr] 207 |             Some('0' ... '9') => {
[INFO] [stderr]     |                      ^^^ help: use `..=` for an inclusive range
[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] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/bencode.rs - (line 19) ... FAILED
[INFO] [stdout] test src/bencode.rs - (line 164) ... FAILED
[INFO] [stdout] test src/bencode.rs - (line 77) ... FAILED
[INFO] [stdout] test src/bencode.rs - (line 41) ... ok
[INFO] [stdout] test src/bencode.rs - (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/bencode.rs - (line 19) stdout ----
[INFO] [stdout] error: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]  --> src/bencode.rs:27:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(RustcEncodable)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]   = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/bencode.rs:27:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(RustcEncodable)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/bencode.rs - (line 164) stdout ----
[INFO] [stdout] error: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/bencode.rs:174:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]    = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/bencode.rs:174:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]   --> src/bencode.rs:174:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/bencode.rs:174:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/bencode.rs - (line 77) stdout ----
[INFO] [stdout] error: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]  --> src/bencode.rs:85:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]   = note: `#[deny(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/bencode.rs:85:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]  --> src/bencode.rs:85:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/bencode.rs:85:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(RustcEncodable, RustcDecodable, PartialEq)]
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/bencode.rs - (line 164)
[INFO] [stdout]     src/bencode.rs - (line 19)
[INFO] [stdout]     src/bencode.rs - (line 77)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cda20dca48f1f85799afc988b16bd15f28168fb31b9eabb2af5731a40b54d895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda20dca48f1f85799afc988b16bd15f28168fb31b9eabb2af5731a40b54d895", kill_on_drop: false }`
[INFO] [stdout] cda20dca48f1f85799afc988b16bd15f28168fb31b9eabb2af5731a40b54d895
