[INFO] updating cached repository https://github.com/ttalvitie/mudbin
[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] 4bdd9348cf837c8b5d847494bc654d6465a71d68
[INFO] checking ttalvitie/mudbin against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fttalvitie%2Fmudbin" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ttalvitie/mudbin on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ttalvitie/mudbin
[INFO] finished tweaking git repo https://github.com/ttalvitie/mudbin
[INFO] tweaked toml for git repo https://github.com/ttalvitie/mudbin written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5c2b6a559a78bcd8ef15023f3939324025f71ad1632ca756c8db26df9861fa14
[INFO] running `"docker" "start" "-a" "5c2b6a559a78bcd8ef15023f3939324025f71ad1632ca756c8db26df9861fa14"`
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking signal-hook v0.1.10
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking mudbin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/util/futures.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn futures::Future<Item = T, Error = Error> + Send`
[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/util/futures.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub type BoxFuture<T> = Box<futures::Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn futures::Future<Item = T, Error = Error> + Send`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `"docker" "inspect" "5c2b6a559a78bcd8ef15023f3939324025f71ad1632ca756c8db26df9861fa14"`
[INFO] running `"docker" "rm" "-f" "5c2b6a559a78bcd8ef15023f3939324025f71ad1632ca756c8db26df9861fa14"`
[INFO] [stdout] 5c2b6a559a78bcd8ef15023f3939324025f71ad1632ca756c8db26df9861fa14