[INFO] cloning repository https://github.com/oyiptong/transponder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oyiptong/transponder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyiptong%2Ftransponder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyiptong%2Ftransponder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb5f075030248fb10efa8061dbf199448dcda3b0
[INFO] checking oyiptong/transponder against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyiptong%2Ftransponder" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oyiptong/transponder 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/oyiptong/transponder
[INFO] finished tweaking git repo https://github.com/oyiptong/transponder
[INFO] tweaked toml for git repo https://github.com/oyiptong/transponder written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/oyiptong/transponder 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] [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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a203bf4062e9f079a600b95372cbfe61f704b460b407b21d66f7524f04f6b5fa
[INFO] running `Command { std: "docker" "start" "-a" "a203bf4062e9f079a600b95372cbfe61f704b460b407b21d66f7524f04f6b5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a203bf4062e9f079a600b95372cbfe61f704b460b407b21d66f7524f04f6b5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a203bf4062e9f079a600b95372cbfe61f704b460b407b21d66f7524f04f6b5fa", kill_on_drop: false }`
[INFO] [stdout] a203bf4062e9f079a600b95372cbfe61f704b460b407b21d66f7524f04f6b5fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 65450f40c18217e96539908eb1a0d9ef33567ab7f94295ee6909c4aa91d7cc28
[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" "65450f40c18217e96539908eb1a0d9ef33567ab7f94295ee6909c4aa91d7cc28", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.18
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.3
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v0.1.3
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking unicode-segmentation v1.0.1
[INFO] [stderr]     Checking multimap v0.3.0
[INFO] [stderr]     Checking httparse v1.2.1
[INFO] [stderr]     Checking diff v0.1.9
[INFO] [stderr]     Checking getopts v0.2.14
[INFO] [stderr]     Checking error-type v0.1.2
[INFO] [stderr]     Checking threadpool v1.3.2
[INFO] [stderr]     Checking unicode-bidi v0.2.4
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking strings v0.0.1
[INFO] [stderr]     Checking futures v0.1.7
[INFO] [stderr]     Checking mime v0.2.2
[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" "65450f40c18217e96539908eb1a0d9ef33567ab7f94295ee6909c4aa91d7cc28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65450f40c18217e96539908eb1a0d9ef33567ab7f94295ee6909c4aa91d7cc28", kill_on_drop: false }`
[INFO] [stdout] 65450f40c18217e96539908eb1a0d9ef33567ab7f94295ee6909c4aa91d7cc28