[INFO] updating cached repository cyberwinter/first-crate
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cyberwinter/first-crate
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cyberwinter/first-crate" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/cyberwinter/first-crate"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/cyberwinter/first-crate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cyberwinter/first-crate" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/cyberwinter/first-crate"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/cyberwinter/first-crate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a602171ce131e42c7092819ee4d82e30b88618a4
[INFO] sha for GitHub repo cyberwinter/first-crate: a602171ce131e42c7092819ee4d82e30b88618a4
[INFO] validating manifest of cyberwinter/first-crate on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cyberwinter/first-crate on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cyberwinter/first-crate
[INFO] finished frobbing cyberwinter/first-crate
[INFO] frobbed toml for cyberwinter/first-crate written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/cyberwinter/first-crate/Cargo.toml
[INFO] started frobbing cyberwinter/first-crate
[INFO] finished frobbing cyberwinter/first-crate
[INFO] frobbed toml for cyberwinter/first-crate written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/cyberwinter/first-crate/Cargo.toml
[INFO] crate cyberwinter/first-crate already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cyberwinter/first-crate against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-5/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/cyberwinter/first-crate:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b5c613a9d2374587db9597088752502dee406eeef5a1c383af8974609b9875ee
[INFO] running `"docker" "start" "-a" "b5c613a9d2374587db9597088752502dee406eeef5a1c383af8974609b9875ee"`
[INFO] [stderr]     Checking first_crate v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:12:53
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let config = Config::new(&args).unwrap_or_else(|err| {
[INFO] [stderr]    |                                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     if let Err(e) = first_crate::run(config) {
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:12:53
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let config = Config::new(&args).unwrap_or_else(|err| {
[INFO] [stderr]    |                                                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     if let Err(e) = first_crate::run(config) {
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "b5c613a9d2374587db9597088752502dee406eeef5a1c383af8974609b9875ee"`
[INFO] running `"docker" "rm" "-f" "b5c613a9d2374587db9597088752502dee406eeef5a1c383af8974609b9875ee"`
[INFO] [stdout] b5c613a9d2374587db9597088752502dee406eeef5a1c383af8974609b9875ee