[INFO] cloning repository https://github.com/cartoon-raccoon/rcwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cartoon-raccoon/rcwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcartoon-raccoon%2Frcwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcartoon-raccoon%2Frcwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b85c3c1de71d383e06c74f6004274f6fa4fb68aa
[INFO] checking cartoon-raccoon/rcwm against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcartoon-raccoon%2Frcwm" "/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/cartoon-raccoon/rcwm on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cartoon-raccoon/rcwm
[INFO] finished tweaking git repo https://github.com/cartoon-raccoon/rcwm
[INFO] tweaked toml for git repo https://github.com/cartoon-raccoon/rcwm written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cartoon-raccoon/rcwm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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] c2782a15f10be88e37ee0656af463f1ebb1a2242f5f4bf80d8b92272a2eb25f0
[INFO] running `Command { std: "docker" "start" "-a" "c2782a15f10be88e37ee0656af463f1ebb1a2242f5f4bf80d8b92272a2eb25f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2782a15f10be88e37ee0656af463f1ebb1a2242f5f4bf80d8b92272a2eb25f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2782a15f10be88e37ee0656af463f1ebb1a2242f5f4bf80d8b92272a2eb25f0", kill_on_drop: false }`
[INFO] [stdout] c2782a15f10be88e37ee0656af463f1ebb1a2242f5f4bf80d8b92272a2eb25f0
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02e4ad2a10aba290e8d3dbb54dea1e6214f90293726d075b793d2390eff1f30c
[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" "02e4ad2a10aba290e8d3dbb54dea1e6214f90293726d075b793d2390eff1f30c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking xcb-util v0.3.0
[INFO] [stderr]     Checking rcwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Tiled`
[INFO] [stdout]  --> src/layout/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Tiled,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tiled`
[INFO] [stdout]  --> src/layout/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Tiled,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 19.76s
[INFO] running `Command { std: "docker" "inspect" "02e4ad2a10aba290e8d3dbb54dea1e6214f90293726d075b793d2390eff1f30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02e4ad2a10aba290e8d3dbb54dea1e6214f90293726d075b793d2390eff1f30c", kill_on_drop: false }`
[INFO] [stdout] 02e4ad2a10aba290e8d3dbb54dea1e6214f90293726d075b793d2390eff1f30c