[INFO] cloning repository https://github.com/whostolemyhat/dungeon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whostolemyhat/dungeon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fdungeon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fdungeon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c5441313d98b57b8090a73af56bd81b7cd7c78f
[INFO] checking whostolemyhat/dungeon against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fdungeon" "/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/whostolemyhat/dungeon on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whostolemyhat/dungeon
[INFO] finished tweaking git repo https://github.com/whostolemyhat/dungeon
[INFO] tweaked toml for git repo https://github.com/whostolemyhat/dungeon written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/whostolemyhat/dungeon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", 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] a0f10209243a562f712cf87901b1f9f3f96c6ff903c6d47df226d7dcec4e653a
[INFO] running `Command { std: "docker" "start" "-a" "a0f10209243a562f712cf87901b1f9f3f96c6ff903c6d47df226d7dcec4e653a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0f10209243a562f712cf87901b1f9f3f96c6ff903c6d47df226d7dcec4e653a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f10209243a562f712cf87901b1f9f3f96c6ff903c6d47df226d7dcec4e653a", kill_on_drop: false }`
[INFO] [stdout] a0f10209243a562f712cf87901b1f9f3f96c6ff903c6d47df226d7dcec4e653a
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 7d112b5c1f7a2f303742e93609a65425b913af2d34d3d1f72e02089bd118272e
[INFO] running `Command { std: "docker" "start" "-a" "7d112b5c1f7a2f303742e93609a65425b913af2d34d3d1f72e02089bd118272e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking digest v0.7.4
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking glib v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.68
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking dungeon v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/room.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / macro_rules! room {
[INFO] [stdout] 12 | |     (
[INFO] [stdout] 13 | |         $([$( $x:expr ),*]),*
[INFO] [stdout] 14 | |     ) => (
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     )
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.36s
[INFO] running `Command { std: "docker" "inspect" "7d112b5c1f7a2f303742e93609a65425b913af2d34d3d1f72e02089bd118272e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d112b5c1f7a2f303742e93609a65425b913af2d34d3d1f72e02089bd118272e", kill_on_drop: false }`
[INFO] [stdout] 7d112b5c1f7a2f303742e93609a65425b913af2d34d3d1f72e02089bd118272e