[INFO] updating cached repository archer884/download-queue
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/archer884/download-queue
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/download-queue" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/archer884/download-queue"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/archer884/download-queue'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/download-queue" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/archer884/download-queue"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/archer884/download-queue'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c27ef3f29b87cb38d1b882538884960274d4b8e7
[INFO] sha for GitHub repo archer884/download-queue: c27ef3f29b87cb38d1b882538884960274d4b8e7
[INFO] validating manifest of archer884/download-queue on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of archer884/download-queue on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing archer884/download-queue
[INFO] finished frobbing archer884/download-queue
[INFO] frobbed toml for archer884/download-queue written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/archer884/download-queue/Cargo.toml
[INFO] started frobbing archer884/download-queue
[INFO] finished frobbing archer884/download-queue
[INFO] frobbed toml for archer884/download-queue written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/archer884/download-queue/Cargo.toml
[INFO] crate archer884/download-queue already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking archer884/download-queue against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/archer884/download-queue:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ec6c94e73f804249fcb4af2a9b926cca06b3b29f3671d730df8b27a52a017f68
[INFO] running `"docker" "start" "-a" "ec6c94e73f804249fcb4af2a9b926cca06b3b29f3671d730df8b27a52a017f68"`
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking crossbeam-channel v0.2.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking download-queue v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `toml` is imported redundantly
[INFO] [stderr]   --> src/config.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         use toml;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `dirs` is imported redundantly
[INFO] [stderr]   --> src/config.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     use dirs;
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `toml` is imported redundantly
[INFO] [stderr]   --> src/config.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         use toml;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `dirs` is imported redundantly
[INFO] [stderr]   --> src/config.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     use dirs;
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.13s
[INFO] running `"docker" "inspect" "ec6c94e73f804249fcb4af2a9b926cca06b3b29f3671d730df8b27a52a017f68"`
[INFO] running `"docker" "rm" "-f" "ec6c94e73f804249fcb4af2a9b926cca06b3b29f3671d730df8b27a52a017f68"`
[INFO] [stdout] ec6c94e73f804249fcb4af2a9b926cca06b3b29f3671d730df8b27a52a017f68