[INFO] updating cached repository alvaro-cuesta/rust-rover
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alvaro-cuesta/rust-rover
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alvaro-cuesta/rust-rover" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/alvaro-cuesta/rust-rover"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/alvaro-cuesta/rust-rover'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alvaro-cuesta/rust-rover" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/alvaro-cuesta/rust-rover"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/alvaro-cuesta/rust-rover'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c4464eb1f7aa43e121f81d1d92cc7962b719f59
[INFO] sha for GitHub repo alvaro-cuesta/rust-rover: 6c4464eb1f7aa43e121f81d1d92cc7962b719f59
[INFO] validating manifest of alvaro-cuesta/rust-rover on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alvaro-cuesta/rust-rover on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alvaro-cuesta/rust-rover
[INFO] finished frobbing alvaro-cuesta/rust-rover
[INFO] frobbed toml for alvaro-cuesta/rust-rover written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/alvaro-cuesta/rust-rover/Cargo.toml
[INFO] started frobbing alvaro-cuesta/rust-rover
[INFO] finished frobbing alvaro-cuesta/rust-rover
[INFO] frobbed toml for alvaro-cuesta/rust-rover written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/alvaro-cuesta/rust-rover/Cargo.toml
[INFO] crate alvaro-cuesta/rust-rover already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking alvaro-cuesta/rust-rover against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-6/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/alvaro-cuesta/rust-rover:/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 08f68e6a900ff57c0cf50655425f31cba468b438f5728a8f50feeb0e20bf86bd
[INFO] running `"docker" "start" "-a" "08f68e6a900ff57c0cf50655425f31cba468b438f5728a8f50feeb0e20bf86bd"`
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rust-rover v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 | #![feature(try_from)]
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 | #![feature(try_from)]
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `"docker" "inspect" "08f68e6a900ff57c0cf50655425f31cba468b438f5728a8f50feeb0e20bf86bd"`
[INFO] running `"docker" "rm" "-f" "08f68e6a900ff57c0cf50655425f31cba468b438f5728a8f50feeb0e20bf86bd"`
[INFO] [stdout] 08f68e6a900ff57c0cf50655425f31cba468b438f5728a8f50feeb0e20bf86bd