[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 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmipli%2Fwily-the-wizard" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mipli/wily-the-wizard 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/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-14/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mipli/spawning-pool.git`
[INFO] [stderr]     Updating git repository `https://github.com/Gustorn/tcod-rs.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-stopwatch v0.1.4
[INFO] [stderr]   Downloaded proc-macro2 v0.3.8
[INFO] [stderr]   Downloaded serde_json v1.0.16
[INFO] [stderr]   Downloaded serde_derive v1.0.43
[INFO] [stderr]   Downloaded serde v1.0.43
[INFO] [stderr]   Downloaded bitflags v1.0.2
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.5.5
[INFO] [stderr]   Downloaded bitflags v0.1.1
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded serde_derive_internals v0.23.1
[INFO] [stderr]   Downloaded syn v0.13.4
[INFO] [stderr]   Downloaded Inflector v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9855bd3047e87f33cffa5593af1f6d6cbce1786cc7443c062898bd0f55452790
[INFO] running `Command { std: "docker" "start" "-a" "9855bd3047e87f33cffa5593af1f6d6cbce1786cc7443c062898bd0f55452790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9855bd3047e87f33cffa5593af1f6d6cbce1786cc7443c062898bd0f55452790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9855bd3047e87f33cffa5593af1f6d6cbce1786cc7443c062898bd0f55452790", kill_on_drop: false }`
[INFO] [stdout] 9855bd3047e87f33cffa5593af1f6d6cbce1786cc7443c062898bd0f55452790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aa08eb14c97bf464d047a749867270022d45fc7e586712720051e8542c0a41e
[INFO] running `Command { std: "docker" "start" "-a" "7aa08eb14c97bf464d047a749867270022d45fc7e586712720051e8542c0a41e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling serde v1.0.43
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling syn v0.13.4
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling simple-stopwatch v0.1.4
[INFO] [stderr]    Compiling tcod-sys v5.0.0 (https://github.com/Gustorn/tcod-rs.git?branch=tcod-16-upstream-rebase#a7d69d16)
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_json v1.0.16
[INFO] [stderr]    Compiling Inflector v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.43
[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] warning: unused variable: `min_size`
[INFO] [stdout]    --> map_generator/src/roomsy.rs:119:50
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn generate<T: Rng>(width: i32, height: i32, min_size: i32, rng: &mut T) -> Map {
[INFO] [stdout]     |                                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_min_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current`
[INFO] [stdout]  --> map_generator/src/tower.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub current: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> map_generator/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[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 `map_generator` 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" "7aa08eb14c97bf464d047a749867270022d45fc7e586712720051e8542c0a41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa08eb14c97bf464d047a749867270022d45fc7e586712720051e8542c0a41e", kill_on_drop: false }`
[INFO] [stdout] 7aa08eb14c97bf464d047a749867270022d45fc7e586712720051e8542c0a41e