[INFO] cloning repository https://github.com/kbrebanov/snout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kbrebanov/snout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbrebanov%2Fsnout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbrebanov%2Fsnout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6df99fb9a78226993a741bc8186234c0694606c
[INFO] documenting kbrebanov/snout against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbrebanov%2Fsnout" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kbrebanov/snout 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/kbrebanov/snout
[INFO] finished tweaking git repo https://github.com/kbrebanov/snout
[INFO] tweaked toml for git repo https://github.com/kbrebanov/snout written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kbrebanov/snout 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded byteorder v1.1.0
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[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.15
[INFO] [stderr]   Downloaded bitflags v0.9.1
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[INFO] [stderr]   Downloaded clap v2.26.2
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[INFO] [stderr]   Downloaded conv v0.3.3
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[INFO] [stderr]   Downloaded bytes v0.4.5
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[INFO] [stderr]   Downloaded dns-parser v0.7.0
[INFO] [stderr]   Downloaded serde_json v1.0.3
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[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded textwrap v0.8.0
[INFO] [stderr]   Downloaded pnet_macros v0.15.0
[INFO] [stderr]   Downloaded tokio-io v0.1.3
[INFO] [stderr]   Downloaded pnet v0.19.0
[INFO] [stderr]   Downloaded serde v1.0.15
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded futures v0.1.16
[INFO] [stderr]   Downloaded libc v0.2.32
[INFO] [stderr]   Downloaded ipnetwork v0.12.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1c5fc94d574611c346872a069d082b7f91b8224397c477645d300e76c4b0b19e
[INFO] running `Command { std: "docker" "start" "-a" "1c5fc94d574611c346872a069d082b7f91b8224397c477645d300e76c4b0b19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c5fc94d574611c346872a069d082b7f91b8224397c477645d300e76c4b0b19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5fc94d574611c346872a069d082b7f91b8224397c477645d300e76c4b0b19e", kill_on_drop: false }`
[INFO] [stdout] 1c5fc94d574611c346872a069d082b7f91b8224397c477645d300e76c4b0b19e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bc05cd11c4c32c9ad7fd4fafe31ea9809a83bd163993894e9861840ab404525
[INFO] running `Command { std: "docker" "start" "-a" "6bc05cd11c4c32c9ad7fd4fafe31ea9809a83bd163993894e9861840ab404525", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]     Checking syntex_pos v0.42.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking syntex_errors v0.42.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling pcap v0.7.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ipnetwork v0.12.7
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking pnet_macros_support v0.2.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking dns-parser v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking syntex v0.42.2
[INFO] [stderr]     Checking pnet_macros v0.15.0
[INFO] [stderr]    Compiling pnet v0.19.0
[INFO] [stderr]  Documenting snout v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[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]    Generated /opt/rustwide/target/doc/snout/index.html
[INFO] running `Command { std: "docker" "inspect" "6bc05cd11c4c32c9ad7fd4fafe31ea9809a83bd163993894e9861840ab404525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc05cd11c4c32c9ad7fd4fafe31ea9809a83bd163993894e9861840ab404525", kill_on_drop: false }`
[INFO] [stdout] 6bc05cd11c4c32c9ad7fd4fafe31ea9809a83bd163993894e9861840ab404525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 451ffd658602d1135621e01e4fc7cace44c7e95285fa5aeb435e70f629e1b02b
[INFO] running `Command { std: "docker" "start" "-a" "451ffd658602d1135621e01e4fc7cace44c7e95285fa5aeb435e70f629e1b02b", kill_on_drop: false }`
[INFO] [stderr]  Documenting snout v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[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]    Generated /opt/rustwide/target/doc/snout/index.html
[INFO] running `Command { std: "docker" "inspect" "451ffd658602d1135621e01e4fc7cace44c7e95285fa5aeb435e70f629e1b02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451ffd658602d1135621e01e4fc7cace44c7e95285fa5aeb435e70f629e1b02b", kill_on_drop: false }`
[INFO] [stdout] 451ffd658602d1135621e01e4fc7cace44c7e95285fa5aeb435e70f629e1b02b
[INFO] documenting kbrebanov/snout against beta-2024-01-11 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbrebanov%2Fsnout" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kbrebanov/snout on toolchain beta-2024-01-11
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-11" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kbrebanov/snout
[INFO] finished tweaking git repo https://github.com/kbrebanov/snout
[INFO] tweaked toml for git repo https://github.com/kbrebanov/snout written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kbrebanov/snout 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-2024-01-11" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2024-01-11" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 415e6eb3f344fcf92de249537a048393d8d3b08b49bef08bbb281e1ec9aa250f
[INFO] running `Command { std: "docker" "start" "-a" "415e6eb3f344fcf92de249537a048393d8d3b08b49bef08bbb281e1ec9aa250f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "415e6eb3f344fcf92de249537a048393d8d3b08b49bef08bbb281e1ec9aa250f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415e6eb3f344fcf92de249537a048393d8d3b08b49bef08bbb281e1ec9aa250f", kill_on_drop: false }`
[INFO] [stdout] 415e6eb3f344fcf92de249537a048393d8d3b08b49bef08bbb281e1ec9aa250f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2024-01-11" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 849758b3bde7047d9489bc2f2ad3b1db869c478c128c1616a62a7a7333942410
[INFO] running `Command { std: "docker" "start" "-a" "849758b3bde7047d9489bc2f2ad3b1db869c478c128c1616a62a7a7333942410", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[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-0.3.24/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/3a3478ec4f1acb7c16292eb2f44069f943525728/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 memchr v1.0.1
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[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-0.3.24/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/3a3478ec4f1acb7c16292eb2f44069f943525728/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]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]    Compiling quote v0.3.15
[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] [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] running `Command { std: "docker" "inspect" "849758b3bde7047d9489bc2f2ad3b1db869c478c128c1616a62a7a7333942410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849758b3bde7047d9489bc2f2ad3b1db869c478c128c1616a62a7a7333942410", kill_on_drop: false }`
[INFO] [stdout] 849758b3bde7047d9489bc2f2ad3b1db869c478c128c1616a62a7a7333942410