[INFO] cloning repository https://github.com/mjrochford/grnd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjrochford/grnd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjrochford%2Fgrnd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjrochford%2Fgrnd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b273d32c013e23c862e0f8b32351ade30aefc4d8 [INFO] testing mjrochford/grnd against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjrochford%2Fgrnd" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mjrochford/grnd on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mjrochford/grnd [INFO] finished tweaking git repo https://github.com/mjrochford/grnd [INFO] tweaked toml for git repo https://github.com/mjrochford/grnd written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/mjrochford/grnd already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-backend v0.3.0 [INFO] [stderr] Downloaded plotters-bitmap v0.3.0 [INFO] [stderr] Downloaded plotters-svg v0.3.0 [INFO] [stderr] Downloaded font-kit v0.7.1 [INFO] [stderr] Downloaded image v0.23.13 [INFO] [stderr] Downloaded plotters v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f6f6364d5c48e3d8ddbb0d0333468cf2991521dc551f55aa6dbdca1ed8befcb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f6f6364d5c48e3d8ddbb0d0333468cf2991521dc551f55aa6dbdca1ed8befcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f6f6364d5c48e3d8ddbb0d0333468cf2991521dc551f55aa6dbdca1ed8befcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f6f6364d5c48e3d8ddbb0d0333468cf2991521dc551f55aa6dbdca1ed8befcb", kill_on_drop: false }` [INFO] [stdout] 5f6f6364d5c48e3d8ddbb0d0333468cf2991521dc551f55aa6dbdca1ed8befcb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 46a92526acfc896c08866feb8271b1e7c15e5ecc5903136eea41d3bfa8805c9d [INFO] running `Command { std: "docker" "start" "-a" "46a92526acfc896c08866feb8271b1e7c15e5ecc5903136eea41d3bfa8805c9d", kill_on_drop: false }` [INFO] [stderr] Compiling weezl v0.1.4 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.9 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling pathfinder_simd v0.5.0 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling png v0.15.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling gif v0.11.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling freetype v0.4.1 [INFO] [stderr] Compiling pathfinder_geometry v0.5.1 [INFO] [stderr] Compiling servo-fontconfig v0.4.0 [INFO] [stderr] Compiling font-kit v0.7.1 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling num v0.3.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling tiff v0.6.1 [INFO] [stderr] Compiling image v0.22.5 [INFO] [stderr] Compiling image v0.23.13 [INFO] [stderr] Compiling plotters-bitmap v0.3.0 [INFO] [stderr] Compiling plotters v0.3.0 [INFO] [stderr] Compiling imageproc v0.22.0 [INFO] [stderr] Compiling grnd v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_fold_self)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning 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 `grnd` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "46a92526acfc896c08866feb8271b1e7c15e5ecc5903136eea41d3bfa8805c9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46a92526acfc896c08866feb8271b1e7c15e5ecc5903136eea41d3bfa8805c9d", kill_on_drop: false }` [INFO] [stdout] 46a92526acfc896c08866feb8271b1e7c15e5ecc5903136eea41d3bfa8805c9d