[INFO] cloning repository https://github.com/sighol/rust-marks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sighol/rust-marks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsighol%2Frust-marks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsighol%2Frust-marks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fd4a522020c791069d3a0e69b857de51e04a71f
[INFO] testing sighol/rust-marks against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsighol%2Frust-marks" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sighol/rust-marks on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sighol/rust-marks
[INFO] finished tweaking git repo https://github.com/sighol/rust-marks
[INFO] tweaked toml for git repo https://github.com/sighol/rust-marks written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sighol/rust-marks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v0.9.9
[INFO] [stderr]   Downloaded thread-id v3.0.0
[INFO] [stderr]   Downloaded lazy_static v0.2.6
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded regex v0.2.1
[INFO] [stderr]   Downloaded serde v0.9.13
[INFO] [stderr]   Downloaded docopt v0.7.0
[INFO] [stderr]   Downloaded regex-syntax v0.4.0
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded libc v0.2.21
[INFO] [stderr]   Downloaded rustc-serialize v0.3.23
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7800ba16813986f5942f467a90f53db540d898f8d46c10830c407242c9ca4a68
[INFO] running `Command { std: "docker" "start" "-a" "7800ba16813986f5942f467a90f53db540d898f8d46c10830c407242c9ca4a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7800ba16813986f5942f467a90f53db540d898f8d46c10830c407242c9ca4a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7800ba16813986f5942f467a90f53db540d898f8d46c10830c407242c9ca4a68", kill_on_drop: false }`
[INFO] [stdout] 7800ba16813986f5942f467a90f53db540d898f8d46c10830c407242c9ca4a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a410f93a5aac7ce399964b92982c630a26ccb54f6ab4fe1991ad3d520f93ae99
[INFO] running `Command { std: "docker" "start" "-a" "a410f93a5aac7ce399964b92982c630a26ccb54f6ab4fe1991ad3d520f93ae99", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling serde v0.9.13
[INFO] [stderr]    Compiling rustc-serialize v0.3.23
[INFO] [stderr]    Compiling lazy_static v0.2.6
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling docopt v0.7.0
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling rust-marks v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(RustcDecodable, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut bookmark = env::home_dir().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a410f93a5aac7ce399964b92982c630a26ccb54f6ab4fe1991ad3d520f93ae99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a410f93a5aac7ce399964b92982c630a26ccb54f6ab4fe1991ad3d520f93ae99", kill_on_drop: false }`
[INFO] [stdout] a410f93a5aac7ce399964b92982c630a26ccb54f6ab4fe1991ad3d520f93ae99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad9d1310714b67cabcf9919d6527d6072f2017fcbd16cb2a11b588e9d6ae2c3
[INFO] running `Command { std: "docker" "start" "-a" "3ad9d1310714b67cabcf9919d6527d6072f2017fcbd16cb2a11b588e9d6ae2c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-marks v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(RustcDecodable, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut bookmark = env::home_dir().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3ad9d1310714b67cabcf9919d6527d6072f2017fcbd16cb2a11b588e9d6ae2c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad9d1310714b67cabcf9919d6527d6072f2017fcbd16cb2a11b588e9d6ae2c3", kill_on_drop: false }`
[INFO] [stdout] 3ad9d1310714b67cabcf9919d6527d6072f2017fcbd16cb2a11b588e9d6ae2c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 422742f02ef5390eb3be7442c68fc07e01d9c9eb20e1b67dd7f47961b792ddf0
[INFO] running `Command { std: "docker" "start" "-a" "422742f02ef5390eb3be7442c68fc07e01d9c9eb20e1b67dd7f47961b792ddf0", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/main.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[derive(RustcDecodable, Debug)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stderr]    --> src/main.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let mut bookmark = env::home_dir().unwrap();
[INFO] [stderr]     |                                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-marks` (bin "rust-marks" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_marks-183aa9a4e08a0fd5)
[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] running `Command { std: "docker" "inspect" "422742f02ef5390eb3be7442c68fc07e01d9c9eb20e1b67dd7f47961b792ddf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422742f02ef5390eb3be7442c68fc07e01d9c9eb20e1b67dd7f47961b792ddf0", kill_on_drop: false }`
[INFO] [stdout] 422742f02ef5390eb3be7442c68fc07e01d9c9eb20e1b67dd7f47961b792ddf0
[INFO] testing sighol/rust-marks against beta-2024-01-09 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsighol%2Frust-marks" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sighol/rust-marks on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sighol/rust-marks
[INFO] finished tweaking git repo https://github.com/sighol/rust-marks
[INFO] tweaked toml for git repo https://github.com/sighol/rust-marks written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sighol/rust-marks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6e8f03361c1d230d6260841ca8aa9a8782356065aee507dca7b11f642b9a3b7
[INFO] running `Command { std: "docker" "start" "-a" "c6e8f03361c1d230d6260841ca8aa9a8782356065aee507dca7b11f642b9a3b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6e8f03361c1d230d6260841ca8aa9a8782356065aee507dca7b11f642b9a3b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e8f03361c1d230d6260841ca8aa9a8782356065aee507dca7b11f642b9a3b7", kill_on_drop: false }`
[INFO] [stdout] c6e8f03361c1d230d6260841ca8aa9a8782356065aee507dca7b11f642b9a3b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4523a8139d2802e7edbad479d25d8480232480c6ce6d9a1a8c443c6131b757f4
[INFO] running `Command { std: "docker" "start" "-a" "4523a8139d2802e7edbad479d25d8480232480c6ce6d9a1a8c443c6131b757f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.23
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling lazy_static v0.2.6
[INFO] [stderr]    Compiling serde v0.9.13
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.23/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4523a8139d2802e7edbad479d25d8480232480c6ce6d9a1a8c443c6131b757f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4523a8139d2802e7edbad479d25d8480232480c6ce6d9a1a8c443c6131b757f4", kill_on_drop: false }`
[INFO] [stdout] 4523a8139d2802e7edbad479d25d8480232480c6ce6d9a1a8c443c6131b757f4