[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#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswatteau%2Fheightmap" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swatteau/heightmap on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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-2/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b9e42a2dc172d0c509a00a18fef39a67beb37c8fd93800c6e7dd398cd9c88516
[INFO] running `Command { std: "docker" "start" "-a" "b9e42a2dc172d0c509a00a18fef39a67beb37c8fd93800c6e7dd398cd9c88516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e42a2dc172d0c509a00a18fef39a67beb37c8fd93800c6e7dd398cd9c88516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e42a2dc172d0c509a00a18fef39a67beb37c8fd93800c6e7dd398cd9c88516", kill_on_drop: false }`
[INFO] [stdout] b9e42a2dc172d0c509a00a18fef39a67beb37c8fd93800c6e7dd398cd9c88516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd167abc039ac9217e40e74c0bad03fd0feebf3481d6b501be1c5ca277698ab0
[INFO] running `Command { std: "docker" "start" "-a" "dd167abc039ac9217e40e74c0bad03fd0feebf3481d6b501be1c5ca277698ab0", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking rand v0.4.1
[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] 
[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] 
[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 5.13s
[INFO] running `Command { std: "docker" "inspect" "dd167abc039ac9217e40e74c0bad03fd0feebf3481d6b501be1c5ca277698ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd167abc039ac9217e40e74c0bad03fd0feebf3481d6b501be1c5ca277698ab0", kill_on_drop: false }`
[INFO] [stdout] dd167abc039ac9217e40e74c0bad03fd0feebf3481d6b501be1c5ca277698ab0