[INFO] updating cached repository kenpratt/rusty_scheme
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kenpratt/rusty_scheme
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kenpratt/rusty_scheme" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kenpratt/rusty_scheme"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kenpratt/rusty_scheme'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kenpratt/rusty_scheme" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kenpratt/rusty_scheme"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kenpratt/rusty_scheme'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2020c424a065882e064cfee97341219e0da605fd
[INFO] sha for GitHub repo kenpratt/rusty_scheme: 2020c424a065882e064cfee97341219e0da605fd
[INFO] validating manifest of kenpratt/rusty_scheme on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kenpratt/rusty_scheme on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kenpratt/rusty_scheme
[INFO] finished frobbing kenpratt/rusty_scheme
[INFO] frobbed toml for kenpratt/rusty_scheme written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kenpratt/rusty_scheme/Cargo.toml
[INFO] started frobbing kenpratt/rusty_scheme
[INFO] finished frobbing kenpratt/rusty_scheme
[INFO] frobbed toml for kenpratt/rusty_scheme written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kenpratt/rusty_scheme/Cargo.toml
[INFO] crate kenpratt/rusty_scheme already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking kenpratt/rusty_scheme against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kenpratt/rusty_scheme:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 94789c88b25ccd9bc505779d76ecd89c2c48c59719b67b99cc0e3a42638624d6
[INFO] running `"docker" "start" "-a" "94789c88b25ccd9bc505779d76ecd89c2c48c59719b67b99cc0e3a42638624d6"`
[INFO] [stderr]     Checking libc v0.1.6
[INFO] [stderr]     Checking log v0.3.1
[INFO] [stderr]     Checking getopts v0.2.11
[INFO] [stderr] error[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.11/src/lib.rs:974:33
[INFO] [stderr]     |
[INFO] [stderr] 921 |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]     |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 925 |         state = match (state, whitespace, limit) {
[INFO] [stderr]     |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 974 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]     |                                 ^ use of borrowed `state`
[INFO] [stderr] 975 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]     |         ------- borrow later used here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0503`.
[INFO] [stderr] error: Could not compile `getopts`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "94789c88b25ccd9bc505779d76ecd89c2c48c59719b67b99cc0e3a42638624d6"`
[INFO] running `"docker" "rm" "-f" "94789c88b25ccd9bc505779d76ecd89c2c48c59719b67b99cc0e3a42638624d6"`
[INFO] [stdout] 94789c88b25ccd9bc505779d76ecd89c2c48c59719b67b99cc0e3a42638624d6