[INFO] cloning repository https://github.com/romanz/sequoia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romanz/sequoia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromanz%2Fsequoia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromanz%2Fsequoia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d0b213ecb6317468a53188eab59e5f57c7ef964
[INFO] checking romanz/sequoia against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromanz%2Fsequoia" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/romanz/sequoia on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/romanz/sequoia
[INFO] finished tweaking git repo https://github.com/romanz/sequoia
[INFO] tweaked toml for git repo https://github.com/romanz/sequoia written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/romanz/sequoia already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ena v0.11.0
[INFO] [stderr]   Downloaded capnp v0.9.5
[INFO] [stderr]   Downloaded assert_cli v0.6.3
[INFO] [stderr]   Downloaded encode_unicode v0.3.5
[INFO] [stderr]   Downloaded lalrpop-util v0.16.3
[INFO] [stderr]   Downloaded rusqlite v0.14.0
[INFO] [stderr]   Downloaded capnp-rpc v0.9.0
[INFO] [stderr]   Downloaded strsim v0.9.2
[INFO] [stderr]   Downloaded lalrpop v0.16.3
[INFO] [stderr]   Downloaded subprocess v0.1.18
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded hyper v0.12.28
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded openssl v0.10.22
[INFO] [stderr]   Downloaded openssl-sys v0.9.46
[INFO] [stderr]   Downloaded csv v1.0.7
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] [stderr]   Downloaded termsize v0.1.6
[INFO] [stderr]   Downloaded capnpc v0.9.5
[INFO] [stderr]   Downloaded bindgen v0.43.2
[INFO] [stderr]   Downloaded memsec v0.5.4
[INFO] [stderr]   Downloaded capnp-futures v0.9.1
[INFO] [stderr]   Downloaded nettle-sys v1.0.1
[INFO] [stderr]   Downloaded nettle v5.0.0
[INFO] [stderr]   Downloaded quickcheck v0.8.2
[INFO] [stderr]   Downloaded tokio v0.1.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23d10880fe4618e6605cfcd0bee5da9ed5677c5b4d3572655fd73723a0ce6133
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "23d10880fe4618e6605cfcd0bee5da9ed5677c5b4d3572655fd73723a0ce6133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23d10880fe4618e6605cfcd0bee5da9ed5677c5b4d3572655fd73723a0ce6133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d10880fe4618e6605cfcd0bee5da9ed5677c5b4d3572655fd73723a0ce6133", kill_on_drop: false }`
[INFO] [stdout] 23d10880fe4618e6605cfcd0bee5da9ed5677c5b4d3572655fd73723a0ce6133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab4f82e9d92cd37a4a52467d494f7439cf8e9204740e9615f1cfecd6141770e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ab4f82e9d92cd37a4a52467d494f7439cf8e9204740e9615f1cfecd6141770e9", kill_on_drop: false }`
[INFO] [stderr] warning: sequoia v0.7.0 (/opt/rustwide/workdir) ignoring invalid dependency `sequoia-sqv` which is missing a lib target
[INFO] [stderr] warning: sequoia v0.7.0 (/opt/rustwide/workdir) ignoring invalid dependency `sequoia-tool` which is missing a lib target
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling bindgen v0.43.2
[INFO] [stderr]    Compiling memsec v0.5.4
[INFO] [stderr]    Compiling futures v0.1.26
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]    Compiling sequoia-guide v0.7.0 (/opt/rustwide/workdir/guide)
[INFO] [stderr]     Checking encode_unicode v0.3.5
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> guide/build.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn visit_dirs(dir: &Path, cb: &Fn(&DirEntry) -> io::Result<()>)
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&DirEntry) -> io::Result<()>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking subprocess v0.1.18
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rpassword v3.0.2
[INFO] [stderr]     Checking filetime v0.2.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]     Checking capnp v0.9.5
[INFO] [stderr]     Checking termsize v0.1.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking syn v0.15.34
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling openssl-sys v0.9.46
[INFO] [stderr]     Checking capnp-futures v0.9.1
[INFO] [stderr]    Compiling sequoia-ffi-macros v0.7.0 (/opt/rustwide/workdir/ffi-macros)
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking regex v1.1.6
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling capnpc v0.9.5
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> ffi-macros/src/lib.rs:286:59
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(default_derives.into_iter()) {
[INFO] [stdout]     |                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(default_derives.iter()) {
[INFO] [stdout]     |                                                           ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(IntoIterator::into_iter(default_derives)) {
[INFO] [stdout]     |                                           ++++++++++++++++++++++++               ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ffi-macros/src/lib.rs:384:5
[INFO] [stdout]     |
[INFO] [stdout] 384 | /     &mut c_type_name_padded[..::std::cmp::min(C_TYPE_NAME_LEN,
[INFO] [stdout] 385 | |                                               c_type_name.as_bytes().len())]
[INFO] [stdout] 386 | |         .copy_from_slice(c_type_name.as_bytes());
[INFO] [stdout]     | |________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 384 |     let _ = &mut c_type_name_padded[..::std::cmp::min(C_TYPE_NAME_LEN,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling openssl v0.10.22
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking quickcheck v0.8.2
[INFO] [stderr]     Checking buffered-reader v0.7.0 (/opt/rustwide/workdir/buffered-reader)
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/generic.rs:255:42
[INFO] [stdout]     |
[INFO] [stdout] 255 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/generic.rs:259:34
[INFO] [stdout]     |
[INFO] [stdout] 259 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/generic.rs:263:54
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/memory.rs:110:42
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/memory.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/memory.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> buffered-reader/src/limitor.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/limitor.rs:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(reader: Box<'a + BufferedReader<()>>, limit: u64) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/limitor.rs:45:36
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, limit: u64, cookie: C)
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:127:42
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:131:34
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:135:54
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/reserve.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/reserve.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(reader: Box<'a + BufferedReader<()>>, reserve: usize) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/reserve.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/reserve.rs:129:42
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/reserve.rs:133:34
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/reserve.rs:137:54
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/dup.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/dup.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(reader: Box<'a + BufferedReader<()>>) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/dup.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, cookie: C) -> Self {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/dup.rs:124:42
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/dup.rs:128:34
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/dup.rs:132:54
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/eof.rs:75:54
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/eof.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/eof.rs:86:34
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn get_ref(&self) -> Option<&BufferedReader<C>>
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:104:42
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:108:34
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:113:27
[INFO] [stdout]     |
[INFO] [stdout] 113 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:226:42
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:230:34
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:235:27
[INFO] [stdout]     |
[INFO] [stdout] 235 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_bzip2.rs:103:42
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_bzip2.rs:107:34
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_bzip2.rs:112:27
[INFO] [stdout]     |
[INFO] [stdout] 112 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/file_generic.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/file_generic.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/file_generic.rs:82:54
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/file_unix.rs:207:42
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/file_unix.rs:211:34
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/file_unix.rs:215:54
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:802:54
[INFO] [stdout]     |
[INFO] [stdout] 802 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:812:42
[INFO] [stdout]     |
[INFO] [stdout] 812 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>;
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:815:34
[INFO] [stdout]     |
[INFO] [stdout] 815 |     fn get_ref(&self) -> Option<&BufferedReader<C>>;
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:868:40
[INFO] [stdout]     |
[INFO] [stdout] 868 | impl <'a, C> BufferedReader<C> for Box<BufferedReader<C> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:927:42
[INFO] [stdout]     |
[INFO] [stdout] 927 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:932:34
[INFO] [stdout]     |
[INFO] [stdout] 932 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:937:54
[INFO] [stdout]     |
[INFO] [stdout] 937 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/generic.rs:255:42
[INFO] [stdout]     |
[INFO] [stdout] 255 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/generic.rs:259:34
[INFO] [stdout]     |
[INFO] [stdout] 259 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/generic.rs:263:54
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/memory.rs:110:42
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/memory.rs:114:34
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/memory.rs:118:54
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> buffered-reader/src/limitor.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/limitor.rs:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(reader: Box<'a + BufferedReader<()>>, limit: u64) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/limitor.rs:45:36
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, limit: u64, cookie: C)
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:127:42
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:131:34
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:135:54
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:165:31
[INFO] [stdout]     |
[INFO] [stdout] 165 |             let mut bio : Box<BufferedReader<()>>
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:203:31
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let mut bio : Box<BufferedReader<()>>
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:207:32
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 let bio2 : Box<BufferedReader<()>>
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/limitor.rs:211:36
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let mut bio3 : Box<BufferedReader<()>>
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/reserve.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/reserve.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(reader: Box<'a + BufferedReader<()>>, reserve: usize) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/reserve.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/reserve.rs:129:42
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/reserve.rs:133:34
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/reserve.rs:137:54
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/dup.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/dup.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(reader: Box<'a + BufferedReader<()>>) -> Self {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/dup.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, cookie: C) -> Self {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/dup.rs:124:42
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/dup.rs:128:34
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/dup.rs:132:54
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/eof.rs:75:54
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/eof.rs:81:42
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/eof.rs:86:34
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn get_ref(&self) -> Option<&BufferedReader<C>>
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:104:42
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:108:34
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:113:27
[INFO] [stdout]     |
[INFO] [stdout] 113 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:226:42
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:230:34
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_deflate.rs:235:27
[INFO] [stdout]     |
[INFO] [stdout] 235 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_bzip2.rs:103:42
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_bzip2.rs:107:34
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/decompress_bzip2.rs:112:27
[INFO] [stdout]     |
[INFO] [stdout] 112 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/file_generic.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/file_generic.rs:78:34
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> buffered-reader/src/file_generic.rs:82:54
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/file_unix.rs:207:42
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/file_unix.rs:211:34
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/file_unix.rs:215:54
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:802:54
[INFO] [stdout]     |
[INFO] [stdout] 802 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:812:42
[INFO] [stdout]     |
[INFO] [stdout] 812 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>;
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:815:34
[INFO] [stdout]     |
[INFO] [stdout] 815 |     fn get_ref(&self) -> Option<&BufferedReader<C>>;
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:868:40
[INFO] [stdout]     |
[INFO] [stdout] 868 | impl <'a, C> BufferedReader<C> for Box<BufferedReader<C> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:927:42
[INFO] [stdout]     |
[INFO] [stdout] 927 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:932:34
[INFO] [stdout]     |
[INFO] [stdout] 932 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> buffered-reader/src/lib.rs:937:54
[INFO] [stdout]     |
[INFO] [stdout] 937 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[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: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stdout] warning: 53 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hyper v0.12.28
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling capnp-rpc v0.9.0
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> ffi-macros/src/lib.rs:286:59
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(default_derives.into_iter()) {
[INFO] [stdout]     |                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(default_derives.iter()) {
[INFO] [stdout]     |                                                           ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(IntoIterator::into_iter(default_derives)) {
[INFO] [stdout]     |                                           ++++++++++++++++++++++++               ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> ffi-macros/src/lib.rs:286:59
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(default_derives.into_iter()) {
[INFO] [stdout]     |                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(default_derives.iter()) {
[INFO] [stdout]     |                                                           ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 286 |     for (dfn, arg) in derive.iter().chain(IntoIterator::into_iter(default_derives)) {
[INFO] [stdout]     |                                           ++++++++++++++++++++++++               ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ffi-macros/src/lib.rs:384:5
[INFO] [stdout]     |
[INFO] [stdout] 384 | /     &mut c_type_name_padded[..::std::cmp::min(C_TYPE_NAME_LEN,
[INFO] [stdout] 385 | |                                               c_type_name.as_bytes().len())]
[INFO] [stdout] 386 | |         .copy_from_slice(c_type_name.as_bytes());
[INFO] [stdout]     | |________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 384 |     let _ = &mut c_type_name_padded[..::std::cmp::min(C_TYPE_NAME_LEN,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> ffi-macros/src/lib.rs:384:5
[INFO] [stdout]     |
[INFO] [stdout] 384 | /     &mut c_type_name_padded[..::std::cmp::min(C_TYPE_NAME_LEN,
[INFO] [stdout] 385 | |                                               c_type_name.as_bytes().len())]
[INFO] [stdout] 386 | |         .copy_from_slice(c_type_name.as_bytes());
[INFO] [stdout]     | |________________________________________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 384 |     let _ = &mut c_type_name_padded[..::std::cmp::min(C_TYPE_NAME_LEN,
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sequoia-store v0.7.0 (/opt/rustwide/workdir/store)
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sequoia-core v0.7.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]    Compiling sequoia-sqv v0.7.0 (/opt/rustwide/workdir/sqv)
[INFO] [stderr]    Compiling sequoia-tool v0.7.0 (/opt/rustwide/workdir/tool)
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling nettle-sys v1.0.1
[INFO] [stderr] error: failed to run custom build command for `nettle-sys v1.0.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nettle-sys-851a35776faba4fd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=native=/usr/lib/x86_64-linux-gnu
[INFO] [stderr]   cargo:rustc-link-lib=nettle
[INFO] [stderr]   cargo:rustc-link-lib=hogweed
[INFO] [stderr]   cargo:rustc-link-lib=dylib=nettle
[INFO] [stderr]   cargo:rustc-link-lib=dylib=hogweed
[INFO] [stderr]   cargo:rustc-link-search=native=/usr/lib/x86_64-linux-gnu
[INFO] [stderr]   cargo:rustc-link-lib=dylib=gmp
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   bindgen-wrapper.h:19:10: fatal error: 'nettle/des-compat.h' file not found
[INFO] [stderr]   bindgen-wrapper.h:19:10: fatal error: 'nettle/des-compat.h' file not found, err: true
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: ()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nettle-sys-1.0.1/build.rs:45:39
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55faba7f98dc - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55faba7f98dc - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55faba7f98dc - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55faba7f98dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9a78218788c14e18
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55faba81ec1c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/fmt/mod.rs:1150:17
[INFO] [stderr]      5:     0x55faba7f6395 - std::io::Write::write_fmt::h1d5220480c7a2437
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x55faba7fb540 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55faba7fb540 - std::sys_common::backtrace::print::hb170c60b542377ad
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55faba7fb540 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x55faba7fb0f7 - std::panicking::default_hook::h8c6c66d3f3ba6768
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x55faba7fbbf4 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:624:17
[INFO] [stderr]     11:     0x55faba7fb6d0 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:521:13
[INFO] [stderr]     12:     0x55faba7f9da4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55faba7fb639 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:517:5
[INFO] [stderr]     14:     0x55faba2ed831 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/panicking.rs:101:14
[INFO] [stderr]     15:     0x55faba2ed923 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/result.rs:1617:5
[INFO] [stderr]     16:     0x55faba2f14a0 - core::result::Result<T,E>::unwrap::h756506572244f5e2
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/result.rs:1299:23
[INFO] [stderr]     17:     0x55faba2ef219 - build_script_build::main::h6c0f99b41bd53e67
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nettle-sys-1.0.1/build.rs:45:20
[INFO] [stderr]     18:     0x55faba2ef9fb - core::ops::function::FnOnce::call_once::h2132c27d4a19ab9a
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55faba2ef88e - std::sys_common::backtrace::__rust_begin_short_backtrace::hc2ff89bc8791eb71
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55faba2ef861 - std::rt::lang_start::{{closure}}::h985688f388302b2a
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:63:18
[INFO] [stderr]     21:     0x55faba7fc0fa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc590b210ed55e22f
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55faba7fc0fa - std::panicking::try::do_call::h5f0600b7a33ea1af
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:403:40
[INFO] [stderr]     23:     0x55faba7fc0fa - std::panicking::try::he15826df0f376a33
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:367:19
[INFO] [stderr]     24:     0x55faba7fc0fa - std::panic::catch_unwind::hd8af3a578b6b4c86
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panic.rs:129:14
[INFO] [stderr]     25:     0x55faba7fc0fa - std::rt::lang_start_internal::{{closure}}::h301d1329324ae1f0
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:45:48
[INFO] [stderr]     26:     0x55faba7fc0fa - std::panicking::try::do_call::h941e8fdb0bd03655
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:403:40
[INFO] [stderr]     27:     0x55faba7fc0fa - std::panicking::try::ha20a77bf65530f63
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panicking.rs:367:19
[INFO] [stderr]     28:     0x55faba7fc0fa - std::panic::catch_unwind::h33afc061cc69ef90
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/panic.rs:129:14
[INFO] [stderr]     29:     0x55faba7fc0fa - std::rt::lang_start_internal::hc05c244593147106
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:45:20
[INFO] [stderr]     30:     0x55faba2ef830 - std::rt::lang_start::h95c21c4252b6adb8
[INFO] [stderr]                                  at /rustc/58268ff091703ace98c3c2a8c5f2fb2c3aecace2/library/std/src/rt.rs:62:5
[INFO] [stderr]     31:     0x55faba2ef61c - main
[INFO] [stderr]     32:     0x7fb0271000b3 - __libc_start_main
[INFO] [stderr]     33:     0x55faba2ee02e - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ab4f82e9d92cd37a4a52467d494f7439cf8e9204740e9615f1cfecd6141770e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4f82e9d92cd37a4a52467d494f7439cf8e9204740e9615f1cfecd6141770e9", kill_on_drop: false }`
[INFO] [stdout] ab4f82e9d92cd37a4a52467d494f7439cf8e9204740e9615f1cfecd6141770e9
