[INFO] fetching crate nettle 7.0.0...
[INFO] checking nettle-7.0.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate nettle 7.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nettle 7.0.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nettle 7.0.0
[INFO] finished tweaking crates.io crate nettle 7.0.0
[INFO] tweaked toml for crates.io crate nettle 7.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nettle-sys v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b648a288aa3d5ca4ca43ed36e3511b10b5a9454565680fa1e7dde8c0c99a997c
[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" "b648a288aa3d5ca4ca43ed36e3511b10b5a9454565680fa1e7dde8c0c99a997c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b648a288aa3d5ca4ca43ed36e3511b10b5a9454565680fa1e7dde8c0c99a997c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b648a288aa3d5ca4ca43ed36e3511b10b5a9454565680fa1e7dde8c0c99a997c", kill_on_drop: false }`
[INFO] [stdout] b648a288aa3d5ca4ca43ed36e3511b10b5a9454565680fa1e7dde8c0c99a997c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3e65ba6b549da3d2c1e31b338e374ef15fb6639720d737c6abf1dd645c7ce15
[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" "b3e65ba6b549da3d2c1e31b338e374ef15fb6639720d737c6abf1dd645c7ce15", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling nettle-sys v2.0.4
[INFO] [stderr]     Checking nettle v7.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/sha1.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/md2.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/md4.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/md5.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/ripemd160.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/gosthash94.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn box_clone(&self) -> Box<Hash>;
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/mod.rs:6:35
[INFO] [stdout]    |
[INFO] [stdout] 6  |         impl ::std::io::Write for $name {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn $name`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/hash/hash.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl_write_for_hash!(Hash);
[INFO] [stdout]    | --------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Hash for Box<Hash> {
[INFO] [stdout]    |                   ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Clone for Box<Hash> {
[INFO] [stdout]    |                    ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha224.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha256.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha512_224.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha512_256.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha384.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha512.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_224.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_256.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_384.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_512.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/sha1.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/md2.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/md4.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/md5.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/ripemd160.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/insecure_do_not_use/gosthash94.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn box_clone(&self) -> Box<Hash>;
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/mod.rs:6:35
[INFO] [stdout]    |
[INFO] [stdout] 6  |         impl ::std::io::Write for $name {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn $name`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/hash/hash.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl_write_for_hash!(Hash);
[INFO] [stdout]    | --------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Hash for Box<Hash> {
[INFO] [stdout]    |                   ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/hash.rs:51:20
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl Clone for Box<Hash> {
[INFO] [stdout]    |                    ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hash/hash.rs:110:25
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut h1: Box<Hash> = Box::new(Sha256::default());
[INFO] [stdout]     |                         ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha224.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha256.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha512_224.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha512_256.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha384.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha512.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_224.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_256.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_384.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hash/sha3_512.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn box_clone(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/polymorphic.rs:57:32
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn init_hash(&self) -> Box<Hash> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/polymorphic.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn init_mac(&self) -> Box<Mac> {
[INFO] [stdout]    |                               ^^^ help: use `dyn`: `dyn Mac`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/polymorphic.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn init_cipher(&self) -> Box<Mode> {
[INFO] [stdout]    |                                  ^^^^ help: use `dyn`: `dyn Mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/polymorphic.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn init_aead(&self) -> Box<Aead> {
[INFO] [stdout]    |                                ^^^^ help: use `dyn`: `dyn Aead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/polymorphic.rs:107:26
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn hash<H: AsMut<Hash>>(&self, h: &mut H) {
[INFO] [stdout]     |                          ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/polymorphic.rs:111:25
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn mac<H: AsMut<Mac>>(&self, h: &mut H) {
[INFO] [stdout]     |                         ^^^ help: use `dyn`: `dyn Mac`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/polymorphic.rs:127:26
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub fn hash<H: AsMut<Hash>>(&self, h: &mut H) {
[INFO] [stdout]     |                          ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/polymorphic.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn mac<H: AsMut<Mac>>(&self, h: &mut H) {
[INFO] [stdout]     |                         ^^^ help: use `dyn`: `dyn Mac`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/polymorphic.rs:157:26
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn hash<H: AsMut<Hash>>(&self, h: &mut H) {
[INFO] [stdout]     |                          ^^^^ help: use `dyn`: `dyn Hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/polymorphic.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 |     pub fn mac<H: AsMut<Mac>>(&self, h: &mut H) {
[INFO] [stdout]     |                         ^^^ help: use `dyn`: `dyn Mac`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "b3e65ba6b549da3d2c1e31b338e374ef15fb6639720d737c6abf1dd645c7ce15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e65ba6b549da3d2c1e31b338e374ef15fb6639720d737c6abf1dd645c7ce15", kill_on_drop: false }`
[INFO] [stdout] b3e65ba6b549da3d2c1e31b338e374ef15fb6639720d737c6abf1dd645c7ce15
