[INFO] updating cached repository alexcrichton/rustc-auto-publish
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alexcrichton/rustc-auto-publish
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alexcrichton/rustc-auto-publish" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/alexcrichton/rustc-auto-publish"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/alexcrichton/rustc-auto-publish'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexcrichton/rustc-auto-publish" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/alexcrichton/rustc-auto-publish"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/alexcrichton/rustc-auto-publish'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 83fd288afa78ef0ee4b1f2e67ad0f7582387176d
[INFO] sha for GitHub repo alexcrichton/rustc-auto-publish: 83fd288afa78ef0ee4b1f2e67ad0f7582387176d
[INFO] validating manifest of alexcrichton/rustc-auto-publish 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 alexcrichton/rustc-auto-publish 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 alexcrichton/rustc-auto-publish
[INFO] finished frobbing alexcrichton/rustc-auto-publish
[INFO] frobbed toml for alexcrichton/rustc-auto-publish written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/alexcrichton/rustc-auto-publish/Cargo.toml
[INFO] started frobbing alexcrichton/rustc-auto-publish
[INFO] finished frobbing alexcrichton/rustc-auto-publish
[INFO] frobbed toml for alexcrichton/rustc-auto-publish written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/alexcrichton/rustc-auto-publish/Cargo.toml
[INFO] crate alexcrichton/rustc-auto-publish 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alexcrichton/rustc-auto-publish against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/alexcrichton/rustc-auto-publish:/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] 38b2b314a86f1bb7a0942ccfd165cb75f40a19301b3717c31041c3226ffc4a55
[INFO] running `"docker" "start" "-a" "38b2b314a86f1bb7a0942ccfd165cb75f40a19301b3717c31041c3226ffc4a55"`
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]     Checking socket2 v0.3.0
[INFO] [stderr]     Checking filetime v0.1.14
[INFO] [stderr]     Checking xattr v0.1.11
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking libz-sys v1.0.18
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking miniz-sys v0.1.10
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking tar v0.4.14
[INFO] [stderr]     Checking curl v0.4.11
[INFO] [stderr]     Checking rustc-auto-publish v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:285:17
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let mut deps = deps
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:285:17
[INFO] [stderr]     |
[INFO] [stderr] 285 |             let mut deps = deps
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 59s
[INFO] running `"docker" "inspect" "38b2b314a86f1bb7a0942ccfd165cb75f40a19301b3717c31041c3226ffc4a55"`
[INFO] running `"docker" "rm" "-f" "38b2b314a86f1bb7a0942ccfd165cb75f40a19301b3717c31041c3226ffc4a55"`
[INFO] [stdout] 38b2b314a86f1bb7a0942ccfd165cb75f40a19301b3717c31041c3226ffc4a55