[INFO] cloning repository https://github.com/StefanYohansson/pcap2cshark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StefanYohansson/pcap2cshark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanYohansson%2Fpcap2cshark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanYohansson%2Fpcap2cshark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cf8837e4d9550e580ac3297aca29ba25942fd14
[INFO] documenting StefanYohansson/pcap2cshark against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanYohansson%2Fpcap2cshark" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StefanYohansson/pcap2cshark 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 git repo https://github.com/StefanYohansson/pcap2cshark
[INFO] finished tweaking git repo https://github.com/StefanYohansson/pcap2cshark
[INFO] tweaked toml for git repo https://github.com/StefanYohansson/pcap2cshark written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/StefanYohansson/pcap2cshark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 1351ba9c58a2e48db365e8ff6c6e704370ecfe4852b03c6b73c1878bf6c85877
[INFO] running `Command { std: "docker" "start" "-a" "1351ba9c58a2e48db365e8ff6c6e704370ecfe4852b03c6b73c1878bf6c85877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1351ba9c58a2e48db365e8ff6c6e704370ecfe4852b03c6b73c1878bf6c85877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1351ba9c58a2e48db365e8ff6c6e704370ecfe4852b03c6b73c1878bf6c85877", kill_on_drop: false }`
[INFO] [stdout] 1351ba9c58a2e48db365e8ff6c6e704370ecfe4852b03c6b73c1878bf6c85877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95b15886f5b149629f4a9f7614be4c54c97945bbdbc7240fc38e1e899fd37d2a
[INFO] running `Command { std: "docker" "start" "-a" "95b15886f5b149629f4a9f7614be4c54c97945bbdbc7240fc38e1e899fd37d2a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking serde v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking openssl-probe v0.1.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.11
[INFO] [stderr]    Compiling libz-sys v1.0.13
[INFO] [stderr]    Compiling curl-sys v0.3.11
[INFO] [stderr]     Checking toml v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.4
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking curl v0.4.6
[INFO] [stderr]  Documenting pcap2cshark v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin, custom_derive)]
[INFO] [stdout]   |                    ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `#[proc_macro_derive]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin, custom_derive)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `pcap2cshark`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name pcap2cshark src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern curl=/opt/rustwide/target/debug/deps/libcurl-7b17cfb66d0d4199.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-0d99d63335df4ebd.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-67e30c758e0c56b4.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-4f640d82c2b82663.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1ab1cc6eec17bb1f.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-808a8086dcc0d44d.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-f9fd110a8329f607.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "95b15886f5b149629f4a9f7614be4c54c97945bbdbc7240fc38e1e899fd37d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b15886f5b149629f4a9f7614be4c54c97945bbdbc7240fc38e1e899fd37d2a", kill_on_drop: false }`
[INFO] [stdout] 95b15886f5b149629f4a9f7614be4c54c97945bbdbc7240fc38e1e899fd37d2a
