[INFO] cloning repository https://github.com/dan-robertson/wrui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dan-robertson/wrui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-robertson%2Fwrui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-robertson%2Fwrui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70b8aff78029baf0b79b88bc38f7c9da1741b621
[INFO] checking dan-robertson/wrui against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-robertson%2Fwrui" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dan-robertson/wrui on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dan-robertson/wrui
[INFO] finished tweaking git repo https://github.com/dan-robertson/wrui
[INFO] tweaked toml for git repo https://github.com/dan-robertson/wrui written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dan-robertson/wrui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92a2998980b6369c2fca86113168d321a24843b0c3a059d706ff6d5c12fa4a5a
[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" "92a2998980b6369c2fca86113168d321a24843b0c3a059d706ff6d5c12fa4a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a2998980b6369c2fca86113168d321a24843b0c3a059d706ff6d5c12fa4a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a2998980b6369c2fca86113168d321a24843b0c3a059d706ff6d5c12fa4a5a", kill_on_drop: false }`
[INFO] [stdout] 92a2998980b6369c2fca86113168d321a24843b0c3a059d706ff6d5c12fa4a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--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] 80b883e22613ff6469fd3349aed8e0593ffac974242f7a6c8527e752e1a6098d
[INFO] running `Command { std: "docker" "start" "-a" "80b883e22613ff6469fd3349aed8e0593ffac974242f7a6c8527e752e1a6098d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking lazy_static v0.2.10
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling mozjs_sys v0.50.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.5
[INFO] [stderr]     Checking smallbitvec v1.0.7
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]     Checking getopts v0.2.15
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]     Checking atomic_refcell v0.1.1
[INFO] [stderr]     Checking binary-space-partition v0.1.2
[INFO] [stderr]    Compiling webrender v0.53.2 (https://github.com/servo/webrender#69e46a99)
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking thread_profiler v0.1.3
[INFO] [stderr]    Compiling cmake v0.1.28
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking utf-8 v0.7.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking hashglobe v0.1.0 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking encoding_rs v0.7.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking servo_allocator v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stdout] error[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.15/src/lib.rs:1033:33
[INFO] [stdout]      |
[INFO] [stdout] 978  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stdout]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stdout] ...
[INFO] [stdout] 982  |         state = match (state, whitespace, limit) {
[INFO] [stdout]      |         ----- borrow occurs due to use of `state` in closure
[INFO] [stdout] ...
[INFO] [stdout] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stdout]      |                                 ^ use of borrowed `state`
[INFO] [stdout] 1034 |         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" "80b883e22613ff6469fd3349aed8e0593ffac974242f7a6c8527e752e1a6098d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b883e22613ff6469fd3349aed8e0593ffac974242f7a6c8527e752e1a6098d", kill_on_drop: false }`
[INFO] [stdout] 80b883e22613ff6469fd3349aed8e0593ffac974242f7a6c8527e752e1a6098d