[INFO] updating cached repository https://github.com/rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 553efaa4904179ce6f8c6494c8c140442743ec8b
[INFO] checking rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2 against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhys-vdw%2Fdailyprogrammer-300-lets-make-some-noise-2" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2 on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2
[INFO] finished tweaking git repo https://github.com/rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2
[INFO] tweaked toml for git repo https://github.com/rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2 written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rhys-vdw/dailyprogrammer-300-lets-make-some-noise-2 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2a5e57d89ffe22b8acd687569d3d88f18fcb42b58c96e832105f024c914a999b
[INFO] running `"docker" "start" "-a" "2a5e57d89ffe22b8acd687569d3d88f18fcb42b58c96e832105f024c914a999b"`
[INFO] [stderr]     Checking 300-lets-make-some-noise-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:15:15
[INFO] [stderr]    |
[INFO] [stderr] 15 |         size: try!(args[0].parse().map_err(|_| "`size` must be a positive integer")),
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 |         rows: try!(args[1].parse().map_err(|_| "`rows` must be a positive integer")),
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |         rule: try!(args[2].parse().map_err(|_| "`rule` must be 0-255"))
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:15:15
[INFO] [stderr]    |
[INFO] [stderr] 15 |         size: try!(args[0].parse().map_err(|_| "`size` must be a positive integer")),
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 |         rows: try!(args[1].parse().map_err(|_| "`rows` must be a positive integer")),
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |         rule: try!(args[2].parse().map_err(|_| "`rule` must be 0-255"))
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "2a5e57d89ffe22b8acd687569d3d88f18fcb42b58c96e832105f024c914a999b"`
[INFO] running `"docker" "rm" "-f" "2a5e57d89ffe22b8acd687569d3d88f18fcb42b58c96e832105f024c914a999b"`
[INFO] [stdout] 2a5e57d89ffe22b8acd687569d3d88f18fcb42b58c96e832105f024c914a999b