[INFO] updating cached repository WeAreRust/ItIsGame
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/WeAreRust/ItIsGame
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/WeAreRust/ItIsGame" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/WeAreRust/ItIsGame"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/WeAreRust/ItIsGame'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/WeAreRust/ItIsGame" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/WeAreRust/ItIsGame"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/WeAreRust/ItIsGame'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4801f760a0df0cade92f785d2e6bfb60f19ce00e
[INFO] sha for GitHub repo WeAreRust/ItIsGame: 4801f760a0df0cade92f785d2e6bfb60f19ce00e
[INFO] validating manifest of WeAreRust/ItIsGame on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of WeAreRust/ItIsGame on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing WeAreRust/ItIsGame
[INFO] finished frobbing WeAreRust/ItIsGame
[INFO] frobbed toml for WeAreRust/ItIsGame written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/WeAreRust/ItIsGame/Cargo.toml
[INFO] started frobbing WeAreRust/ItIsGame
[INFO] finished frobbing WeAreRust/ItIsGame
[INFO] frobbed toml for WeAreRust/ItIsGame written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/WeAreRust/ItIsGame/Cargo.toml
[INFO] crate WeAreRust/ItIsGame already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking WeAreRust/ItIsGame against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-5/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/WeAreRust/ItIsGame:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5fe3785bd6a5d91bee13786021ab01cecda0ae1285f91a1eb8d2e880b34af0d2
[INFO] running `"docker" "start" "-a" "5fe3785bd6a5d91bee13786021ab01cecda0ae1285f91a1eb8d2e880b34af0d2"`
[INFO] [stderr]     Checking game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/world.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 |     items: Vec<Box<InWorld + 'a>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn InWorld + 'a`
[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.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn add_item(&mut self, item: Box<InWorld + 'a>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn InWorld + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/world.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 |     items: Vec<Box<InWorld + 'a>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: use `dyn`: `dyn InWorld + 'a`
[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.rs:73:42
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn add_item(&mut self, item: Box<InWorld + 'a>) {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn InWorld + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(iterator_step_by)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(iterator_step_by)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "5fe3785bd6a5d91bee13786021ab01cecda0ae1285f91a1eb8d2e880b34af0d2"`
[INFO] running `"docker" "rm" "-f" "5fe3785bd6a5d91bee13786021ab01cecda0ae1285f91a1eb8d2e880b34af0d2"`
[INFO] [stdout] 5fe3785bd6a5d91bee13786021ab01cecda0ae1285f91a1eb8d2e880b34af0d2