[INFO] cloning repository https://github.com/echelon/tweetspeak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/echelon/tweetspeak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Ftweetspeak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Ftweetspeak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ea86de8ccfd82f65a65adcdc23f4e03406f52a4
[INFO] testing echelon/tweetspeak against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechelon%2Ftweetspeak" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/echelon/tweetspeak on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/echelon/tweetspeak
[INFO] finished tweaking git repo https://github.com/echelon/tweetspeak
[INFO] tweaked toml for git repo https://github.com/echelon/tweetspeak written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/echelon/tweetspeak already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v0.1.8
[INFO] [stderr]   Downloaded regex-syntax v0.3.5
[INFO] [stderr]   Downloaded regex v0.1.77
[INFO] [stderr]   Downloaded egg-mode v0.4.0
[INFO] [stderr]   Downloaded router v0.4.0
[INFO] [stderr]   Downloaded handlebars-iron v0.18.0
[INFO] [stderr]   Downloaded handlebars v0.20.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ffe666d463b3eb3275f234b9a68352e400d8297494c82b73c961b682a76bcd9f
[INFO] running `Command { std: "docker" "start" "-a" "ffe666d463b3eb3275f234b9a68352e400d8297494c82b73c961b682a76bcd9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffe666d463b3eb3275f234b9a68352e400d8297494c82b73c961b682a76bcd9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe666d463b3eb3275f234b9a68352e400d8297494c82b73c961b682a76bcd9f", kill_on_drop: false }`
[INFO] [stdout] ffe666d463b3eb3275f234b9a68352e400d8297494c82b73c961b682a76bcd9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f90a588e8becb5d4550f6541df1fd8eaa7f8a0a887bffa1c3755a2e20c0e0759
[INFO] running `Command { std: "docker" "start" "-a" "f90a588e8becb5d4550f6541df1fd8eaa7f8a0a887bffa1c3755a2e20c0e0759", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling gcc v0.3.35
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]    Compiling httparse v1.1.2
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.3.5
[INFO] [stderr]    Compiling quick-error v1.1.0
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling sequence_trie v0.0.13
[INFO] [stderr]    Compiling route-recognizer v0.1.11
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.2
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling unsafe-any v0.4.1
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling walkdir v0.1.8
[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]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling regex v0.1.77
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f90a588e8becb5d4550f6541df1fd8eaa7f8a0a887bffa1c3755a2e20c0e0759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90a588e8becb5d4550f6541df1fd8eaa7f8a0a887bffa1c3755a2e20c0e0759", kill_on_drop: false }`
[INFO] [stdout] f90a588e8becb5d4550f6541df1fd8eaa7f8a0a887bffa1c3755a2e20c0e0759