[INFO] updating cached repository https://github.com/CodeHipster/rustacean-fiddling
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] 267017b3f9f1ca812181a648da499ed0245fe394
[INFO] checking CodeHipster/rustacean-fiddling against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeHipster%2Frustacean-fiddling" "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/CodeHipster/rustacean-fiddling on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/CodeHipster/rustacean-fiddling
[INFO] finished tweaking git repo https://github.com/CodeHipster/rustacean-fiddling
[INFO] tweaked toml for git repo https://github.com/CodeHipster/rustacean-fiddling written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CodeHipster/rustacean-fiddling already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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] 2712c86fa5b9497d0f0aa184093f935443d49c07e8c3eb929c385e65cdb4ecaf
[INFO] running `"docker" "start" "-a" "2712c86fa5b9497d0f0aa184093f935443d49c07e8c3eb929c385e65cdb4ecaf"`
[INFO] [stderr]     Checking trait-object v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/world/world.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub items: Vec<Box<Item>>
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn Item`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/world/world.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub items: Vec<Box<Item>>
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn Item`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "2712c86fa5b9497d0f0aa184093f935443d49c07e8c3eb929c385e65cdb4ecaf"`
[INFO] running `"docker" "rm" "-f" "2712c86fa5b9497d0f0aa184093f935443d49c07e8c3eb929c385e65cdb4ecaf"`
[INFO] [stdout] 2712c86fa5b9497d0f0aa184093f935443d49c07e8c3eb929c385e65cdb4ecaf