[INFO] cloning repository https://github.com/matklad/iwp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matklad/iwp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fiwp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fiwp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b12b861dd5e92f9aeefc28ee91b137dc0569673
[INFO] checking matklad/iwp against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fiwp" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/iwp 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/matklad/iwp
[INFO] finished tweaking git repo https://github.com/matklad/iwp
[INFO] tweaked toml for git repo https://github.com/matklad/iwp written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/iwp 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded poloto v1.8.3
[INFO] [stderr]   Downloaded tagger v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] b85e8f2e339c2787a463e69e87e73c4ef9695c9d7870b3d32ecc5b0d9f6e8389
[INFO] running `Command { std: "docker" "start" "-a" "b85e8f2e339c2787a463e69e87e73c4ef9695c9d7870b3d32ecc5b0d9f6e8389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b85e8f2e339c2787a463e69e87e73c4ef9695c9d7870b3d32ecc5b0d9f6e8389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85e8f2e339c2787a463e69e87e73c4ef9695c9d7870b3d32ecc5b0d9f6e8389", kill_on_drop: false }`
[INFO] [stdout] b85e8f2e339c2787a463e69e87e73c4ef9695c9d7870b3d32ecc5b0d9f6e8389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] [stdout] 4f1a8f30d8bed3920b7b8d6bcfacbc200f19fbcb1b7b9a5655f381798a2b65ad
[INFO] running `Command { std: "docker" "start" "-a" "4f1a8f30d8bed3920b7b8d6bcfacbc200f19fbcb1b7b9a5655f381798a2b65ad", kill_on_drop: false }`
[INFO] [stderr]     Checking tagger v1.0.1
[INFO] [stderr]     Checking poloto v1.8.3
[INFO] [stderr]     Checking iwp v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "4f1a8f30d8bed3920b7b8d6bcfacbc200f19fbcb1b7b9a5655f381798a2b65ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1a8f30d8bed3920b7b8d6bcfacbc200f19fbcb1b7b9a5655f381798a2b65ad", kill_on_drop: false }`
[INFO] [stdout] 4f1a8f30d8bed3920b7b8d6bcfacbc200f19fbcb1b7b9a5655f381798a2b65ad