[INFO] cloning repository https://github.com/swatteau/heightmap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swatteau/heightmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswatteau%2Fheightmap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswatteau%2Fheightmap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 277c66923657eccefe7baf63db7e2c7aee2c1fc5
[INFO] checking swatteau/heightmap against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswatteau%2Fheightmap" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swatteau/heightmap on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/swatteau/heightmap
[INFO] finished tweaking git repo https://github.com/swatteau/heightmap
[INFO] tweaked toml for git repo https://github.com/swatteau/heightmap written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/swatteau/heightmap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f44a34badac27c26fd2f01b2898e74fa373a1535a35acff16b081a6817a078ad
[INFO] running `Command { std: "docker" "start" "-a" "f44a34badac27c26fd2f01b2898e74fa373a1535a35acff16b081a6817a078ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f44a34badac27c26fd2f01b2898e74fa373a1535a35acff16b081a6817a078ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44a34badac27c26fd2f01b2898e74fa373a1535a35acff16b081a6817a078ad", kill_on_drop: false }`
[INFO] [stdout] f44a34badac27c26fd2f01b2898e74fa373a1535a35acff16b081a6817a078ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4869854210cd9db878f6cb16098d5db720f2da4e71a5bbe444d06456b946a42e
[INFO] running `Command { std: "docker" "start" "-a" "4869854210cd9db878f6cb16098d5db720f2da4e71a5bbe444d06456b946a42e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking diamondsquare v0.1.0 (/opt/rustwide/workdir/diamondsquare)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> diamondsquare/src/terrain.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |     ext_fn: Box<ExtrinsicFn>,
[INFO] [stdout]    |                 ^^^^^^^^^^^ help: use `dyn`: `dyn ExtrinsicFn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> diamondsquare/src/terrain.rs:83:40
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn new(order: u32, ext_fn: Box<ExtrinsicFn>) -> TerrainGenerator {
[INFO] [stdout]    |                                        ^^^^^^^^^^^ help: use `dyn`: `dyn ExtrinsicFn`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> diamondsquare/src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(iterator_step_by)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking heightmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "4869854210cd9db878f6cb16098d5db720f2da4e71a5bbe444d06456b946a42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4869854210cd9db878f6cb16098d5db720f2da4e71a5bbe444d06456b946a42e", kill_on_drop: false }`
[INFO] [stdout] 4869854210cd9db878f6cb16098d5db720f2da4e71a5bbe444d06456b946a42e