[INFO] fetching crate media-type 0.4.1-unstable...
[INFO] testing media-type-0.4.1-unstable against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate media-type 0.4.1-unstable into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate media-type 0.4.1-unstable on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate media-type 0.4.1-unstable
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate media-type 0.4.1-unstable
[INFO] tweaked toml for crates.io crate media-type 0.4.1-unstable written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded media-type-impl-utils v0.3.0-unstable
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab0f76633dda59c52da7151d210a10e5e7e7c0de31d12072900f88f44f48c039
[INFO] running `Command { std: "docker" "start" "-a" "ab0f76633dda59c52da7151d210a10e5e7e7c0de31d12072900f88f44f48c039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab0f76633dda59c52da7151d210a10e5e7e7c0de31d12072900f88f44f48c039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0f76633dda59c52da7151d210a10e5e7e7c0de31d12072900f88f44f48c039", kill_on_drop: false }`
[INFO] [stdout] ab0f76633dda59c52da7151d210a10e5e7e7c0de31d12072900f88f44f48c039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0295b537e753ddd6248bcf4e732e7fc4a82f7c21d6ae683767ed5930bba87a4
[INFO] running `Command { std: "docker" "start" "-a" "e0295b537e753ddd6248bcf4e732e7fc4a82f7c21d6ae683767ed5930bba87a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling quoted-string v0.6.1
[INFO] [stderr]    Compiling lut v0.1.0-unstable
[INFO] [stderr]    Compiling media-type-impl-utils v0.3.0-unstable
[INFO] [stderr]    Compiling media-type v0.4.1-unstable (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:68:66
[INFO] [stdout]    |
[INFO] [stdout] 68 |             &QuotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stdout]    |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:69:68
[INFO] [stdout]    |
[INFO] [stdout] 69 |             &UnquotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stdout]    |                                                                    ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:199:32
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/media_type.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut tail = self.buffer[end..].to_owned();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "e0295b537e753ddd6248bcf4e732e7fc4a82f7c21d6ae683767ed5930bba87a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0295b537e753ddd6248bcf4e732e7fc4a82f7c21d6ae683767ed5930bba87a4", kill_on_drop: false }`
[INFO] [stdout] e0295b537e753ddd6248bcf4e732e7fc4a82f7c21d6ae683767ed5930bba87a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0a5d0919e914e5a47eb571bf4ec6b6ecfaa2598f2dd5d419536d03cbe3e6b6b
[INFO] running `Command { std: "docker" "start" "-a" "f0a5d0919e914e5a47eb571bf4ec6b6ecfaa2598f2dd5d419536d03cbe3e6b6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling media-type v0.4.1-unstable (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:68:66
[INFO] [stdout]    |
[INFO] [stdout] 68 |             &QuotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stdout]    |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:69:68
[INFO] [stdout]    |
[INFO] [stdout] 69 |             &UnquotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stdout]    |                                                                    ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:199:32
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/media_type.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut tail = self.buffer[end..].to_owned();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:68:66
[INFO] [stdout]    |
[INFO] [stdout] 68 |             &QuotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stdout]    |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:69:68
[INFO] [stdout]    |
[INFO] [stdout] 69 |             &UnquotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stdout]    |                                                                    ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:199:32
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/media_type.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |             let mut tail = self.buffer[end..].to_owned();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "f0a5d0919e914e5a47eb571bf4ec6b6ecfaa2598f2dd5d419536d03cbe3e6b6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a5d0919e914e5a47eb571bf4ec6b6ecfaa2598f2dd5d419536d03cbe3e6b6b", kill_on_drop: false }`
[INFO] [stdout] f0a5d0919e914e5a47eb571bf4ec6b6ecfaa2598f2dd5d419536d03cbe3e6b6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce184a79136dbc397e489e6ff377140e2823f8c0f6bebf25a3b0dd29ca106adf
[INFO] running `Command { std: "docker" "start" "-a" "ce184a79136dbc397e489e6ff377140e2823f8c0f6bebf25a3b0dd29ca106adf", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:65:32
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:68:66
[INFO] [stderr]    |
[INFO] [stderr] 68 |             &QuotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stderr]    |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:69:68
[INFO] [stderr]    |
[INFO] [stderr] 69 |             &UnquotedParamValue { ref cause, ..} => Some(cause as &StdError),
[INFO] [stderr]    |                                                                    ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:147:32
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:199:32
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/media_type.rs:108:17
[INFO] [stderr]     |
[INFO] [stderr] 108 |             let mut tail = self.buffer[end..].to_owned();
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `media-type` (lib) generated 6 warnings
[INFO] [stderr] warning: `media-type` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/media_type-7f3000d762e357f4)
[INFO] [stdout] 
[INFO] [stdout] running 68 tests
[INFO] [stdout] test media_type::test::any_media_type_eq ... ok
[INFO] [stdout] test media_type::test::is_multipart ... ok
[INFO] [stdout] test media_type::test::media_type_conversion_http ... ok
[INFO] [stdout] test media_type::test::media_type_conversion_mime ... ok
[INFO] [stdout] test media_type::test::new::accepts_name_struct ... ok
[INFO] [stdout] test media_type::test::new::validates_subtype ... ok
[INFO] [stdout] test media_type::test::new::parses_typical_type ... ok
[INFO] [stdout] test media_type::test::media_type_eq_different_spec ... ok
[INFO] [stdout] test media_type::test::new::validates_type ... ok
[INFO] [stdout] test media_type::test::new_with_params::creation_with_parameters_works ... ok
[INFO] [stdout] test media_type::test::new_with_params::in_mime_modern_0_is_pencoded ... ok
[INFO] [stdout] test media_type::test::new_with_params::simple_creation_works ... ok
[INFO] [stdout] test media_type::test::new_with_params::use_perc_encode_for_values_if_needed ... ok
[INFO] [stdout] test media_type::test::new_with_params::use_quoted_pair_if_needed ... ok
[INFO] [stdout] test media_type::test::new_with_params::use_quoting_if_needed ... ok
[INFO] [stdout] test media_type::test::new_with_params::validates_parameter_names ... ok
[INFO] [stdout] test media_type::test::new_with_params::validates_subtype ... ok
[INFO] [stdout] test media_type::test::new_with_params::validates_type ... ok
[INFO] [stdout] test media_type::test::new_with_params::in_mime_obs_0_is_quoted ... ok
[INFO] [stdout] test media_type::test::params_iter_behaviour ... ok
[INFO] [stdout] test media_type::test::parsing_does_not_normalized_utf8 ... ok
[INFO] [stdout] test media_type::test::parsing_does_not_normalizes_whitespaces ... ok
[INFO] [stdout] test media_type::test::remove_param::at_the_end ... ok
[INFO] [stdout] test media_type::test::remove_param::in_between_other_params ... ok
[INFO] [stdout] test media_type::test::remove_param::no_param ... ok
[INFO] [stdout] test media_type::test::remove_param::only_other_params ... ok
[INFO] [stdout] test media_type::test::set_param::add_additional_one ... ok
[INFO] [stdout] test media_type::test::set_param::add_to_empty ... ok
[INFO] [stdout] test media_type::test::set_param::replace_at_end ... ok
[INFO] [stdout] test media_type::test::set_param::replace_in_between_other_params ... ok
[INFO] [stdout] test media_type::test::simple_parse ... ok
[INFO] [stdout] test name::test::test_name_eq_name ... ok
[INFO] [stdout] test name::test::test_name_eq_str ... ok
[INFO] [stdout] test parse::parse_cfws::test::_parse_fws_modern::crlf_space ... ok
[INFO] [stdout] test parse::parse_cfws::test::_parse_fws_modern::crlf_tab ... ok
[INFO] [stdout] test parse::parse_cfws::test::_parse_fws_modern::no_fws ... ok
[INFO] [stdout] test parse::parse_cfws::test::_parse_fws_modern::ws_then_crlf_then_ws ... ok
[INFO] [stdout] test parse::parse_cfws::test::_parse_fws_modern::wsonly ... ok
[INFO] [stdout] test parse::parse_cfws::test::_parse_fws_modern::ws_then_crlf ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::not_a_comment ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::empty ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::obs_with_bad_fws_no_cr ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::simple ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_bad_fws_no_cr ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_bad_fws_twice_in_row ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_comment ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_fws ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_fws_ons ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_fws_twice_in_row_obs_grammar ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_more_data_at_the_end ... ok
[INFO] [stdout] test parse::parse_cfws::test::opt_parse_comment::with_quoted_pair ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_crlf_seq::crnl_space ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_crlf_seq::crnl_tab ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_crlf_seq::non_crlf ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_ws_seq::mixed_spaces ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_ws_seq::spaces_then_more ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_ws_seq::start_offset ... ok
[INFO] [stdout] test parse::test::parse_charset_utf8 ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_ws_seq::no_ws ... ok
[INFO] [stdout] test value::test::as_str_repr ... ok
[INFO] [stdout] test value::test::test_value_eq_str ... ok
[INFO] [stdout] test value::test::test_value_eq_value ... ok
[INFO] [stdout] test value::test::to_content_not_quoted ... ok
[INFO] [stdout] test parse::parse_cfws::test::parse_opt_ws_seq::spaces ... ok
[INFO] [stdout] test value::test::to_content_quoted_simple ... ok
[INFO] [stdout] test value::test::to_content_with_quoted_pair ... ok
[INFO] [stdout] test value::test::value_eq_str ... ok
[INFO] [stdout] test value::test::value_eq_value_ignore_ascii_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 68 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests media-type
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/value.rs - value::Value::as_str_repr (line 46) ... ignored
[INFO] [stdout] test src/value.rs - value::Value::to_content (line 73) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce184a79136dbc397e489e6ff377140e2823f8c0f6bebf25a3b0dd29ca106adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce184a79136dbc397e489e6ff377140e2823f8c0f6bebf25a3b0dd29ca106adf", kill_on_drop: false }`
[INFO] [stdout] ce184a79136dbc397e489e6ff377140e2823f8c0f6bebf25a3b0dd29ca106adf
