[INFO] cloning repository mmstick/debrepbuild
[INFO] running `"git" "clone" "--bare" "git://github.com/mmstick/debrepbuild.git" "work/cache/sources/gh/mmstick/debrepbuild"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mmstick/debrepbuild'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mmstick/debrepbuild" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mmstick/debrepbuild"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mmstick/debrepbuild'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mmstick/debrepbuild" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mmstick/debrepbuild"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/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#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mmstick/debrepbuild on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-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-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/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-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mmstick/debrepbuild/Cargo.toml
[INFO] crate mmstick/debrepbuild already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking mmstick/debrepbuild against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mmstick/debrepbuild:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1dc10e6a7cda16de167759eb4ac9c3b218dc96634bdcd8b1a68e6f51c5478cb1
[INFO] running `"docker" "start" "-a" "1dc10e6a7cda16de167759eb4ac9c3b218dc96634bdcd8b1a68e6f51c5478cb1"`
[INFO] [stderr]     Checking serde v1.0.43
[INFO] [stderr]    Compiling openssl-sys v0.9.28
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v0.3.7
[INFO] [stderr]     Checking base64 v0.9.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]     Checking gzip-header v0.1.2
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]    Compiling lzma-sys v0.1.9
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking xz2 v0.1.4
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking hyper v0.11.25
[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]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking serde_json v1.0.16
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.43
[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 41.48s
[INFO] running `"docker" "inspect" "1dc10e6a7cda16de167759eb4ac9c3b218dc96634bdcd8b1a68e6f51c5478cb1"`
[INFO] running `"docker" "rm" "-f" "1dc10e6a7cda16de167759eb4ac9c3b218dc96634bdcd8b1a68e6f51c5478cb1"`
[INFO] [stdout] 1dc10e6a7cda16de167759eb4ac9c3b218dc96634bdcd8b1a68e6f51c5478cb1