[INFO] cloning repository https://github.com/chrlie/frogsay-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrlie/frogsay-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrlie%2Ffrogsay-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrlie%2Ffrogsay-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba0c0851617b70e5d7001f1ac79909bddca9faae
[INFO] documenting chrlie/frogsay-rust against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrlie%2Ffrogsay-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrlie/frogsay-rust on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chrlie/frogsay-rust
[INFO] finished tweaking git repo https://github.com/chrlie/frogsay-rust
[INFO] tweaked toml for git repo https://github.com/chrlie/frogsay-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/chrlie/frogsay-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.9
[INFO] [stderr]   Downloaded mime v0.3.2
[INFO] [stderr]   Downloaded serde v1.0.9
[INFO] [stderr]   Downloaded hyper v0.11.1
[INFO] [stderr]   Downloaded itertools v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d6f576f9ef3fd05fb762a4d23b9368069c775abfacc428b301c58c8412a0aa8
[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" "3d6f576f9ef3fd05fb762a4d23b9368069c775abfacc428b301c58c8412a0aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d6f576f9ef3fd05fb762a4d23b9368069c775abfacc428b301c58c8412a0aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6f576f9ef3fd05fb762a4d23b9368069c775abfacc428b301c58c8412a0aa8", kill_on_drop: false }`
[INFO] [stdout] 3d6f576f9ef3fd05fb762a4d23b9368069c775abfacc428b301c58c8412a0aa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b37a443a6df2d77860c9d8e05a801f69a2cac6b982556f56d126fb6801e391
[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" "71b37a443a6df2d77860c9d8e05a801f69a2cac6b982556f56d126fb6801e391", 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] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]    Compiling openssl v0.9.14
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]     Checking serde v1.0.9
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking getopts v0.2.14
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.14
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]    Compiling unicase v2.0.0
[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" "71b37a443a6df2d77860c9d8e05a801f69a2cac6b982556f56d126fb6801e391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b37a443a6df2d77860c9d8e05a801f69a2cac6b982556f56d126fb6801e391", kill_on_drop: false }`
[INFO] [stdout] 71b37a443a6df2d77860c9d8e05a801f69a2cac6b982556f56d126fb6801e391