[INFO] cloning repository https://github.com/mipli/wily-the-wizard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mipli/wily-the-wizard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmipli%2Fwily-the-wizard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmipli%2Fwily-the-wizard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c0616c3b477510e8401288b816826f40e366265
[INFO] testing mipli/wily-the-wizard against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmipli%2Fwily-the-wizard" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mipli/wily-the-wizard on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mipli/wily-the-wizard
[INFO] finished tweaking git repo https://github.com/mipli/wily-the-wizard
[INFO] tweaked toml for git repo https://github.com/mipli/wily-the-wizard written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mipli/wily-the-wizard already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfccc1a296e7e902d01a8ceea4682d4df29c8a0f9f9f088eceabbb39c2ab054b
[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" "bfccc1a296e7e902d01a8ceea4682d4df29c8a0f9f9f088eceabbb39c2ab054b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfccc1a296e7e902d01a8ceea4682d4df29c8a0f9f9f088eceabbb39c2ab054b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfccc1a296e7e902d01a8ceea4682d4df29c8a0f9f9f088eceabbb39c2ab054b", kill_on_drop: false }`
[INFO] [stdout] bfccc1a296e7e902d01a8ceea4682d4df29c8a0f9f9f088eceabbb39c2ab054b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aada570dd11b8e94ed6880220b3fdd90bf988d317ee26c02b970ba017610c6e2
[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" "aada570dd11b8e94ed6880220b3fdd90bf988d317ee26c02b970ba017610c6e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.43
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling tcod-sys v5.0.0 (https://github.com/Gustorn/tcod-rs.git?branch=tcod-16-upstream-rebase#a7d69d16)
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling syn v0.13.4
[INFO] [stderr]    Compiling simple-stopwatch v0.1.4
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.43
[INFO] [stderr]    Compiling serde_json v1.0.16
[INFO] [stderr]    Compiling Inflector v0.11.2
[INFO] [stderr]    Compiling geo v0.1.0 (/opt/rustwide/workdir/geo)
[INFO] [stderr]    Compiling spawning_pool v0.1.0 (https://github.com/mipli/spawning-pool.git#df795ff2)
[INFO] [stderr]    Compiling map_generator v0.1.0 (/opt/rustwide/workdir/map_generator)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> map_generator/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `map_generator`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "aada570dd11b8e94ed6880220b3fdd90bf988d317ee26c02b970ba017610c6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aada570dd11b8e94ed6880220b3fdd90bf988d317ee26c02b970ba017610c6e2", kill_on_drop: false }`
[INFO] [stdout] aada570dd11b8e94ed6880220b3fdd90bf988d317ee26c02b970ba017610c6e2
