[INFO] updating cached repository https://github.com/chmln/i3-auto-layout
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/chmln/i3-auto-layout
[INFO] [stderr]    39cd9c4..fa4c683  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa4c683f0fa9ef9558607f460ed2a3231c247962
[INFO] checking chmln/i3-auto-layout against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmln%2Fi3-auto-layout" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chmln/i3-auto-layout on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/chmln/i3-auto-layout
[INFO] finished tweaking git repo https://github.com/chmln/i3-auto-layout
[INFO] tweaked toml for git repo https://github.com/chmln/i3-auto-layout written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/chmln/i3-auto-layout already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-i3ipc v0.6.0
[INFO] [stderr]   Downloaded i3ipc-types v0.7.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9fc4218bcdb68416552a7dc5897eb7a50b14ac1312c81cbcd82a6c4f66ed35a3
[INFO] running `"docker" "start" "-a" "9fc4218bcdb68416552a7dc5897eb7a50b14ac1312c81cbcd82a6c4f66ed35a3"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking tokio v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking i3ipc-types v0.7.0
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tokio-i3ipc v0.6.0
[INFO] [stderr]     Checking i3-auto-layout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.64s
[INFO] running `"docker" "inspect" "9fc4218bcdb68416552a7dc5897eb7a50b14ac1312c81cbcd82a6c4f66ed35a3"`
[INFO] running `"docker" "rm" "-f" "9fc4218bcdb68416552a7dc5897eb7a50b14ac1312c81cbcd82a6c4f66ed35a3"`
[INFO] [stdout] 9fc4218bcdb68416552a7dc5897eb7a50b14ac1312c81cbcd82a6c4f66ed35a3