[INFO] cloning repository https://github.com/Eolu/pipe_watcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eolu/pipe_watcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEolu%2Fpipe_watcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEolu%2Fpipe_watcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 413d49fce69b11721c5cf037c288a0e9ee4b4643
[INFO] checking Eolu/pipe_watcher against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEolu%2Fpipe_watcher" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Eolu/pipe_watcher on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Eolu/pipe_watcher
[INFO] finished tweaking git repo https://github.com/Eolu/pipe_watcher
[INFO] tweaked toml for git repo https://github.com/Eolu/pipe_watcher written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Eolu/pipe_watcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getch v0.2.1
[INFO] [stderr]   Downloaded ipipe v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b283de45b43cc9324786ac3e33a2a611b23d85a92bfd9a1478bc98bebf936553
[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" "b283de45b43cc9324786ac3e33a2a611b23d85a92bfd9a1478bc98bebf936553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b283de45b43cc9324786ac3e33a2a611b23d85a92bfd9a1478bc98bebf936553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b283de45b43cc9324786ac3e33a2a611b23d85a92bfd9a1478bc98bebf936553", kill_on_drop: false }`
[INFO] [stdout] b283de45b43cc9324786ac3e33a2a611b23d85a92bfd9a1478bc98bebf936553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] 70f1dd3a236f4f972c59c25a4004da82a9fc47c179f508a04adc2848642dad42
[INFO] running `Command { std: "docker" "start" "-a" "70f1dd3a236f4f972c59c25a4004da82a9fc47c179f508a04adc2848642dad42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking getch v0.2.1
[INFO] [stderr]     Checking ipipe v0.8.2
[INFO] [stderr]     Checking pipe_watcher v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "70f1dd3a236f4f972c59c25a4004da82a9fc47c179f508a04adc2848642dad42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f1dd3a236f4f972c59c25a4004da82a9fc47c179f508a04adc2848642dad42", kill_on_drop: false }`
[INFO] [stdout] 70f1dd3a236f4f972c59c25a4004da82a9fc47c179f508a04adc2848642dad42