[INFO] updating cached repository jackpot51/artifact-data
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jackpot51/artifact-data
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jackpot51/artifact-data" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/jackpot51/artifact-data"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/jackpot51/artifact-data'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jackpot51/artifact-data" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/jackpot51/artifact-data"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/jackpot51/artifact-data'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 01cba6fbaee50b8c1f8d48d5a38fe8beeba14710
[INFO] sha for GitHub repo jackpot51/artifact-data: 01cba6fbaee50b8c1f8d48d5a38fe8beeba14710
[INFO] validating manifest of jackpot51/artifact-data on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jackpot51/artifact-data on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jackpot51/artifact-data
[INFO] finished frobbing jackpot51/artifact-data
[INFO] frobbed toml for jackpot51/artifact-data written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/jackpot51/artifact-data/Cargo.toml
[INFO] started frobbing jackpot51/artifact-data
[INFO] finished frobbing jackpot51/artifact-data
[INFO] frobbed toml for jackpot51/artifact-data written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/jackpot51/artifact-data/Cargo.toml
[INFO] crate jackpot51/artifact-data already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jackpot51/artifact-data against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/jackpot51/artifact-data:/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] eab123b51bf4289c9a2e6dd00713c54eaf30e54c7945ea971df414b006e52f3d
[INFO] running `"docker" "start" "-a" "eab123b51bf4289c9a2e6dd00713c54eaf30e54c7945ea971df414b006e52f3d"`
[INFO] [stderr]     Checking prelude v0.2.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.0 (https://github.com/withoutboats/failure_derive#e12732b4)
[INFO] [stderr]    Compiling serde_derive v1.0.20
[INFO] [stderr]     Checking failure v0.0.1 (https://github.com/withoutboats/failure#ae276f58)
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stderr]     Checking artifact-data v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test_name.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn shrink(&self) -> Box<Iterator<Item=Self>> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Self>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test_name.rs:42:31
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new(seed: Name) -> Box<Iterator<Item=Name>> {
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Name>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.93s
[INFO] running `"docker" "inspect" "eab123b51bf4289c9a2e6dd00713c54eaf30e54c7945ea971df414b006e52f3d"`
[INFO] running `"docker" "rm" "-f" "eab123b51bf4289c9a2e6dd00713c54eaf30e54c7945ea971df414b006e52f3d"`
[INFO] [stdout] eab123b51bf4289c9a2e6dd00713c54eaf30e54c7945ea971df414b006e52f3d