[INFO] fetching crate drone-nrf-map 0.14.0...
[INFO] checking drone-nrf-map-0.14.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate drone-nrf-map 0.14.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate drone-nrf-map 0.14.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking crates.io crate drone-nrf-map 0.14.0
[INFO] finished tweaking crates.io crate drone-nrf-map 0.14.0
[INFO] tweaked toml for crates.io crate drone-nrf-map 0.14.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79a483157c5923064992f41a409dafd9739580d4fa0d567d66dde4a7c829a747
[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" "79a483157c5923064992f41a409dafd9739580d4fa0d567d66dde4a7c829a747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79a483157c5923064992f41a409dafd9739580d4fa0d567d66dde4a7c829a747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a483157c5923064992f41a409dafd9739580d4fa0d567d66dde4a7c829a747", kill_on_drop: false }`
[INFO] [stdout] 79a483157c5923064992f41a409dafd9739580d4fa0d567d66dde4a7c829a747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] 76fa7ceff28796f727978419f42331dbe91e15cc5c21ecc1197e603d95712d31
[INFO] running `Command { std: "docker" "start" "-a" "76fa7ceff28796f727978419f42331dbe91e15cc5c21ecc1197e603d95712d31", kill_on_drop: false }`
[INFO] [stderr]     Checking drone-core v0.14.3
[INFO] [stderr]    Compiling drone-nrf-map-pieces-7 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-6 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-8 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-9 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-2 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-3 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-1 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-12 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-4 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-10 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-5 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces-11 v0.14.0
[INFO] [stderr]    Compiling drone-nrf-map-pieces v0.14.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/drone-core-0.14.3/src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `drone-core` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "76fa7ceff28796f727978419f42331dbe91e15cc5c21ecc1197e603d95712d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76fa7ceff28796f727978419f42331dbe91e15cc5c21ecc1197e603d95712d31", kill_on_drop: false }`
[INFO] [stdout] 76fa7ceff28796f727978419f42331dbe91e15cc5c21ecc1197e603d95712d31