[INFO] updating cached repository AlexVPopov/rust_in_other_languages
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AlexVPopov/rust_in_other_languages
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexVPopov/rust_in_other_languages" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/AlexVPopov/rust_in_other_languages"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/AlexVPopov/rust_in_other_languages'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexVPopov/rust_in_other_languages" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/AlexVPopov/rust_in_other_languages"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/AlexVPopov/rust_in_other_languages'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd0c169e64ac1ba7e8194665d8f1dd006a551c45
[INFO] sha for GitHub repo AlexVPopov/rust_in_other_languages: bd0c169e64ac1ba7e8194665d8f1dd006a551c45
[INFO] validating manifest of AlexVPopov/rust_in_other_languages on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AlexVPopov/rust_in_other_languages on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AlexVPopov/rust_in_other_languages
[INFO] finished frobbing AlexVPopov/rust_in_other_languages
[INFO] frobbed toml for AlexVPopov/rust_in_other_languages written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/AlexVPopov/rust_in_other_languages/Cargo.toml
[INFO] started frobbing AlexVPopov/rust_in_other_languages
[INFO] finished frobbing AlexVPopov/rust_in_other_languages
[INFO] frobbed toml for AlexVPopov/rust_in_other_languages written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/AlexVPopov/rust_in_other_languages/Cargo.toml
[INFO] crate AlexVPopov/rust_in_other_languages already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AlexVPopov/rust_in_other_languages against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/AlexVPopov/rust_in_other_languages:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d428e2184e20cdd2646f9196495f80509926eff8419055014cd107a67625b79a
[INFO] running `"docker" "start" "-a" "d428e2184e20cdd2646f9196495f80509926eff8419055014cd107a67625b79a"`
[INFO] [stderr] warning: path `/opt/crater/workdir/src/embed.rs` was erroneously implicitly accepted for library `embed`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Checking rust_in_other_languages v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]  --> src/embed.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 |             for _ in (0..5_000_000) {
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]  --> src/embed.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 |             for _ in (0..5_000_000) {
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "d428e2184e20cdd2646f9196495f80509926eff8419055014cd107a67625b79a"`
[INFO] running `"docker" "rm" "-f" "d428e2184e20cdd2646f9196495f80509926eff8419055014cd107a67625b79a"`
[INFO] [stdout] d428e2184e20cdd2646f9196495f80509926eff8419055014cd107a67625b79a