[INFO] cloning repository https://github.com/shuieryin/i3wm_switch_windows
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shuieryin/i3wm_switch_windows" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuieryin%2Fi3wm_switch_windows", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuieryin%2Fi3wm_switch_windows'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ef82970f491db4fcf15bc9077b13dcb9d6f0b7e
[INFO] checking shuieryin/i3wm_switch_windows against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuieryin%2Fi3wm_switch_windows" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shuieryin/i3wm_switch_windows
[INFO] finished tweaking git repo https://github.com/shuieryin/i3wm_switch_windows
[INFO] tweaked toml for git repo https://github.com/shuieryin/i3wm_switch_windows written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shuieryin/i3wm_switch_windows on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shuieryin/i3wm_switch_windows already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-i3ipc v0.16.0
[INFO] [stderr]   Downloaded serde_derive v1.0.199
[INFO] [stderr]   Downloaded i3ipc-types v0.16.0
[INFO] [stderr]   Downloaded serde v1.0.199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac315b2286cc3d7bef7b8a2861bf31e3807bc2746479f48d82ccc155e8553534
[INFO] running `Command { std: "docker" "start" "-a" "ac315b2286cc3d7bef7b8a2861bf31e3807bc2746479f48d82ccc155e8553534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac315b2286cc3d7bef7b8a2861bf31e3807bc2746479f48d82ccc155e8553534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac315b2286cc3d7bef7b8a2861bf31e3807bc2746479f48d82ccc155e8553534", kill_on_drop: false }`
[INFO] [stdout] ac315b2286cc3d7bef7b8a2861bf31e3807bc2746479f48d82ccc155e8553534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71d3186a1f00a6521ad53f5a3fcc29b6173832f1390f2e363be4f23c28f68c5e
[INFO] running `Command { std: "docker" "start" "-a" "71d3186a1f00a6521ad53f5a3fcc29b6173832f1390f2e363be4f23c28f68c5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling serde_derive v1.0.199
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Checking i3ipc-types v0.16.0
[INFO] [stderr]     Checking tokio-i3ipc v0.16.0
[INFO] [stderr]     Checking i3wm_switch_windows v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "71d3186a1f00a6521ad53f5a3fcc29b6173832f1390f2e363be4f23c28f68c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d3186a1f00a6521ad53f5a3fcc29b6173832f1390f2e363be4f23c28f68c5e", kill_on_drop: false }`
[INFO] [stdout] 71d3186a1f00a6521ad53f5a3fcc29b6173832f1390f2e363be4f23c28f68c5e