[INFO] fetching crate logger 0.4.0...
[INFO] testing logger-0.4.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate logger 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate logger 0.4.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate logger 0.4.0
[INFO] finished tweaking crates.io crate logger 0.4.0
[INFO] tweaked toml for crates.io crate logger 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ef0218a4729ac1ada93499763c12d1b62f27e6fb30c6fc27a8e174bd591d2c8
[INFO] running `Command { std: "docker" "start" "-a" "1ef0218a4729ac1ada93499763c12d1b62f27e6fb30c6fc27a8e174bd591d2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ef0218a4729ac1ada93499763c12d1b62f27e6fb30c6fc27a8e174bd591d2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef0218a4729ac1ada93499763c12d1b62f27e6fb30c6fc27a8e174bd591d2c8", kill_on_drop: false }`
[INFO] [stdout] 1ef0218a4729ac1ada93499763c12d1b62f27e6fb30c6fc27a8e174bd591d2c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bd7139128942cc3da94ee47caa767d1087404c659c4e436c94730f0853e4983
[INFO] running `Command { std: "docker" "start" "-a" "5bd7139128942cc3da94ee47caa767d1087404c659c4e436c94730f0853e4983", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling iron v0.6.1
[INFO] [stderr]    Compiling logger v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/format.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(self.log(req, &res));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:23
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         try!(self.log(req, &err.response));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `Command { std: "docker" "inspect" "5bd7139128942cc3da94ee47caa767d1087404c659c4e436c94730f0853e4983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd7139128942cc3da94ee47caa767d1087404c659c4e436c94730f0853e4983", kill_on_drop: false }`
[INFO] [stdout] 5bd7139128942cc3da94ee47caa767d1087404c659c4e436c94730f0853e4983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b394efbc0c280a722c6eb52f296cd93c88b0c2738cac7affab33d0a205a3d9c5
[INFO] running `Command { std: "docker" "start" "-a" "b394efbc0c280a722c6eb52f296cd93c88b0c2738cac7affab33d0a205a3d9c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/format.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(self.log(req, &res));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:23
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         try!(self.log(req, &err.response));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling logger v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/format.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:63:33
[INFO] [stdout]    |
[INFO] [stdout] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(self.log(req, &res));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:1:23
[INFO] [stdout]     |
[INFO] [stdout] 1   | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         try!(self.log(req, &err.response));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.76s
[INFO] running `Command { std: "docker" "inspect" "b394efbc0c280a722c6eb52f296cd93c88b0c2738cac7affab33d0a205a3d9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b394efbc0c280a722c6eb52f296cd93c88b0c2738cac7affab33d0a205a3d9c5", kill_on_drop: false }`
[INFO] [stdout] b394efbc0c280a722c6eb52f296cd93c88b0c2738cac7affab33d0a205a3d9c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfe88b94e0926e00a0bd034b5caeaa46ab54971eeaa37126ed6e04db326ab628
[INFO] running `Command { std: "docker" "start" "-a" "dfe88b94e0926e00a0bd034b5caeaa46ab54971eeaa37126ed6e04db326ab628", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:23
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         try!(self.log(req, &res));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:1:23
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![deny(missing_docs, warnings)]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         try!(self.log(req, &err.response));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |                     render: &'a Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &Self::Item) -> Result<(), fmt::Error>`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:23
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>)
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/format.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |     render: &'a Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Formatter, &FormatText) -> Result<(), fmt::Error>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |         try!(self.log(req, &res));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:1:23
[INFO] [stderr]     |
[INFO] [stderr] 1   | #![deny(missing_docs, warnings)]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |         try!(self.log(req, &err.response));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/logger-1abe229481ec2715)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests logger
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/format.rs - format::Format::default (line 18) ... ignored
[INFO] [stdout] test src/lib.rs - Logger::new (line 28) ... ignored
[INFO] [stdout] test src/lib.rs - Logger::new (line 35) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfe88b94e0926e00a0bd034b5caeaa46ab54971eeaa37126ed6e04db326ab628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe88b94e0926e00a0bd034b5caeaa46ab54971eeaa37126ed6e04db326ab628", kill_on_drop: false }`
[INFO] [stdout] dfe88b94e0926e00a0bd034b5caeaa46ab54971eeaa37126ed6e04db326ab628
