[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] testing swatteau/heightmap against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswatteau%2Fheightmap" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/swatteau/heightmap on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-15/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a5a5fd051f5bed82a09c13f4b307ea1673455bc56cc026d3a6275f2b0b68b25 [INFO] running `Command { std: "docker" "start" "-a" "2a5a5fd051f5bed82a09c13f4b307ea1673455bc56cc026d3a6275f2b0b68b25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a5a5fd051f5bed82a09c13f4b307ea1673455bc56cc026d3a6275f2b0b68b25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a5a5fd051f5bed82a09c13f4b307ea1673455bc56cc026d3a6275f2b0b68b25", kill_on_drop: false }` [INFO] [stdout] 2a5a5fd051f5bed82a09c13f4b307ea1673455bc56cc026d3a6275f2b0b68b25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 52a17ea488a77740ee39e95dde2c52f4de55bda92790c23a9577a794159c9d60 [INFO] running `Command { std: "docker" "start" "-a" "52a17ea488a77740ee39e95dde2c52f4de55bda92790c23a9577a794159c9d60", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling rand v0.4.1 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling diamondsquare v0.1.0 (/opt/rustwide/workdir/diamondsquare) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> diamondsquare/src/lib.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(iterator_step_by)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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, [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 [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) -> 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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `diamondsquare` due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "52a17ea488a77740ee39e95dde2c52f4de55bda92790c23a9577a794159c9d60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52a17ea488a77740ee39e95dde2c52f4de55bda92790c23a9577a794159c9d60", kill_on_drop: false }` [INFO] [stdout] 52a17ea488a77740ee39e95dde2c52f4de55bda92790c23a9577a794159c9d60