[INFO] cloning repository https://github.com/rust-cn/rust_lang_cn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-cn/rust_lang_cn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cn%2Frust_lang_cn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cn%2Frust_lang_cn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed58a2e4d1b02e65cb15ce2aa92a51afbfb43246
[INFO] checking rust-cn/rust_lang_cn against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-cn%2Frust_lang_cn" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-cn/rust_lang_cn on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-cn/rust_lang_cn
[INFO] finished tweaking git repo https://github.com/rust-cn/rust_lang_cn
[INFO] tweaked toml for git repo https://github.com/rust-cn/rust_lang_cn written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-cn/rust_lang_cn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d370800f61abbeddbfec601048626fe14ce2c9ae59bd372e1d98b2d2f6ab353
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d370800f61abbeddbfec601048626fe14ce2c9ae59bd372e1d98b2d2f6ab353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d370800f61abbeddbfec601048626fe14ce2c9ae59bd372e1d98b2d2f6ab353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d370800f61abbeddbfec601048626fe14ce2c9ae59bd372e1d98b2d2f6ab353", kill_on_drop: false }`
[INFO] [stdout] 9d370800f61abbeddbfec601048626fe14ce2c9ae59bd372e1d98b2d2f6ab353
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20e53b694e04caafd518423b1ebdff74b4fa3365626b92e77bb61a227ef579f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20e53b694e04caafd518423b1ebdff74b4fa3365626b92e77bb61a227ef579f2", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking httparse v1.2.1
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking mac v0.0.2
[INFO] [stderr]     Checking quick-error v1.1.0
[INFO] [stderr]     Checking mac v0.1.0
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking sequence_trie v0.0.13
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking maplit v0.1.4
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking route-recognizer v0.1.11
[INFO] [stderr]     Checking getopts v0.2.14
[INFO] [stderr]     Checking RustyXML v0.1.1
[INFO] [stderr]     Checking traitobject v0.0.3
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking unsafe-any v0.4.1
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]     Checking utf-8 v0.6.0
[INFO] [stderr]     Checking humantime v0.1.3
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stdout] error[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33
[INFO] [stdout]      |
[INFO] [stdout] 955  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stdout]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stdout] ...
[INFO] [stdout] 959  |         state = match (state, whitespace, limit) {
[INFO] [stdout]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stdout] ...
[INFO] [stdout] 1008 |     while cont && match state { B | C => true, A => false } {
[INFO] [stdout]      |                                 ^ use of borrowed `state`
[INFO] [stdout] 1009 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stdout]      |         ------- borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0503`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `getopts`
[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" "20e53b694e04caafd518423b1ebdff74b4fa3365626b92e77bb61a227ef579f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e53b694e04caafd518423b1ebdff74b4fa3365626b92e77bb61a227ef579f2", kill_on_drop: false }`
[INFO] [stdout] 20e53b694e04caafd518423b1ebdff74b4fa3365626b92e77bb61a227ef579f2