[INFO] cloning repository https://github.com/Milhound/Rust-Bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Milhound/Rust-Bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilhound%2FRust-Bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilhound%2FRust-Bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7e567d0336f200bee5066e0ca94de6eff1ed2b6
[INFO] checking Milhound/Rust-Bot against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMilhound%2FRust-Bot" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Milhound/Rust-Bot on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Milhound/Rust-Bot
[INFO] finished tweaking git repo https://github.com/Milhound/Rust-Bot
[INFO] tweaked toml for git repo https://github.com/Milhound/Rust-Bot written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Milhound/Rust-Bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/SpaceManiac/discord-rs.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: TOML file found which contains invalid syntax and will soon not parse
[INFO] [stderr] at `/workspace/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-0.5.9/Cargo.toml`.
[INFO] [stderr] 
[INFO] [stderr] The TOML spec requires newlines after table definitions (e.g., `[a] b = 1` is
[INFO] [stderr] invalid), but this file has a table header which does not have a newline after
[INFO] [stderr] it. A newline needs to be added and this warning will soon become a hard error
[INFO] [stderr] in the future.
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d246fa41f6246f81473f6f8b1758be78d43736966c739663874ffd7edf258efd
[INFO] running `Command { std: "docker" "start" "-a" "d246fa41f6246f81473f6f8b1758be78d43736966c739663874ffd7edf258efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d246fa41f6246f81473f6f8b1758be78d43736966c739663874ffd7edf258efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d246fa41f6246f81473f6f8b1758be78d43736966c739663874ffd7edf258efd", kill_on_drop: false }`
[INFO] [stdout] d246fa41f6246f81473f6f8b1758be78d43736966c739663874ffd7edf258efd
[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=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b69681a676497b7fd02261291a5629ad1113ddea78322845ca9ef4192383c5e4
[INFO] running `Command { std: "docker" "start" "-a" "b69681a676497b7fd02261291a5629ad1113ddea78322845ca9ef4192383c5e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: TOML file found which contains invalid syntax and will soon not parse
[INFO] [stderr] at `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-0.5.9/Cargo.toml`.
[INFO] [stderr] 
[INFO] [stderr] The TOML spec requires newlines after table definitions (e.g., `[a] b = 1` is
[INFO] [stderr] invalid), but this file has a table header which does not have a newline after
[INFO] [stderr] it. A newline needs to be added and this warning will soon become a hard error
[INFO] [stderr] in the future.
[INFO] [stderr]     Checking libc v0.2.13
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking winapi v0.2.7
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.15
[INFO] [stderr]     Checking httparse v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.3.3
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking buf_redux v0.1.3
[INFO] [stderr]     Checking serde v0.7.11
[INFO] [stderr]     Checking base64-rs v0.1.0
[INFO] [stderr]     Checking xi-unicode v0.0.1
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.13
[INFO] [stderr]    Compiling openssl v0.7.13
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.1
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking net2 v0.2.24
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking phf v0.7.15
[INFO] [stderr]     Checking thread_local v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.7.13
[INFO] [stderr]    Compiling libsodium-sys v0.0.9
[INFO] [stderr]    Compiling opus-sys v0.2.0
[INFO] [stderr]     Checking regex v0.1.71
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]     Checking uuid v0.2.2
[INFO] [stderr]     Checking tempdir v0.3.4
[INFO] [stderr]    Compiling phf_generator v0.7.15
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b69681a676497b7fd02261291a5629ad1113ddea78322845ca9ef4192383c5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69681a676497b7fd02261291a5629ad1113ddea78322845ca9ef4192383c5e4", kill_on_drop: false }`
[INFO] [stdout] b69681a676497b7fd02261291a5629ad1113ddea78322845ca9ef4192383c5e4