[INFO] updating cached repository mmstick/debrepbuild
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mmstick/debrepbuild
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mmstick/debrepbuild" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/mmstick/debrepbuild"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/mmstick/debrepbuild'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mmstick/debrepbuild" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/mmstick/debrepbuild"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/mmstick/debrepbuild'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e97ea2a3cc77038108a0ee9f859e4b4187333566
[INFO] sha for GitHub repo mmstick/debrepbuild: e97ea2a3cc77038108a0ee9f859e4b4187333566
[INFO] validating manifest of mmstick/debrepbuild on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mmstick/debrepbuild on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mmstick/debrepbuild
[INFO] finished frobbing mmstick/debrepbuild
[INFO] frobbed toml for mmstick/debrepbuild written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/mmstick/debrepbuild/Cargo.toml
[INFO] started frobbing mmstick/debrepbuild
[INFO] finished frobbing mmstick/debrepbuild
[INFO] frobbed toml for mmstick/debrepbuild written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/mmstick/debrepbuild/Cargo.toml
[INFO] crate mmstick/debrepbuild already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking mmstick/debrepbuild against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-4/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/mmstick/debrepbuild:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 139c4355b508b454f4af2e61789749f114d26f5fb348de0f96689a2b4a5da67a
[INFO] running `"docker" "start" "-a" "139c4355b508b454f4af2e61789749f114d26f5fb348de0f96689a2b4a5da67a"`
[INFO] [stderr]    Compiling openssl-sys v0.9.28
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]     Checking serde_json v1.0.16
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking gzip-header v0.1.2
[INFO] [stderr]     Checking hyper v0.11.25
[INFO] [stderr]     Checking backtrace v0.3.6
[INFO] [stderr]    Compiling lzma-sys v0.1.9
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking xz2 v0.1.4
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.3
[INFO] [stderr]     Checking reqwest v0.8.5
[INFO] [stderr]     Checking debrepbuild v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/download.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut capacity = File::open(&destination)
[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/download.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut capacity = File::open(&destination)
[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 14.42s
[INFO] running `"docker" "inspect" "139c4355b508b454f4af2e61789749f114d26f5fb348de0f96689a2b4a5da67a"`
[INFO] running `"docker" "rm" "-f" "139c4355b508b454f4af2e61789749f114d26f5fb348de0f96689a2b4a5da67a"`
[INFO] [stdout] 139c4355b508b454f4af2e61789749f114d26f5fb348de0f96689a2b4a5da67a