[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-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/alvaro-cuesta/rust-rover"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/alvaro-cuesta/rust-rover'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alvaro-cuesta/rust-rover" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/alvaro-cuesta/rust-rover"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alvaro-cuesta/rust-rover on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-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-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alvaro-cuesta/rust-rover against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/alvaro-cuesta/rust-rover:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 62312f4a0150eb963da2642a50aed47cf3e515d0173eda9eca9585480b3177d3
[INFO] running `"docker" "start" "-a" "62312f4a0150eb963da2642a50aed47cf3e515d0173eda9eca9585480b3177d3"`
[INFO] [stderr]    Compiling num-bigint v0.2.1
[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 5.80s
[INFO] running `"docker" "inspect" "62312f4a0150eb963da2642a50aed47cf3e515d0173eda9eca9585480b3177d3"`
[INFO] running `"docker" "rm" "-f" "62312f4a0150eb963da2642a50aed47cf3e515d0173eda9eca9585480b3177d3"`
[INFO] [stdout] 62312f4a0150eb963da2642a50aed47cf3e515d0173eda9eca9585480b3177d3