[INFO] cloning repository https://github.com/arzg/icefall
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arzg/icefall" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ficefall", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ficefall'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27fb7fcf761314173bfb47a05ea65dc28853b800
[INFO] checking arzg/icefall against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Ficefall" "/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/arzg/icefall on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arzg/icefall
[INFO] finished tweaking git repo https://github.com/arzg/icefall
[INFO] tweaked toml for git repo https://github.com/arzg/icefall written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/icefall already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f2b56dff132cdd46fb5507714e4f2674b6601d5f0084b22e45325bc2e3ef4ef
[INFO] running `Command { std: "docker" "start" "-a" "4f2b56dff132cdd46fb5507714e4f2674b6601d5f0084b22e45325bc2e3ef4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f2b56dff132cdd46fb5507714e4f2674b6601d5f0084b22e45325bc2e3ef4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2b56dff132cdd46fb5507714e4f2674b6601d5f0084b22e45325bc2e3ef4ef", kill_on_drop: false }`
[INFO] [stdout] 4f2b56dff132cdd46fb5507714e4f2674b6601d5f0084b22e45325bc2e3ef4ef
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17d9040a8af4e7ca8f7c987b7d85204bcea5c4f24022cfa74aa4e87b063014d1
[INFO] running `Command { std: "docker" "start" "-a" "17d9040a8af4e7ca8f7c987b7d85204bcea5c4f24022cfa74aa4e87b063014d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking tincture v0.5.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking mottle v0.1.3
[INFO] [stderr]     Checking icefall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "17d9040a8af4e7ca8f7c987b7d85204bcea5c4f24022cfa74aa4e87b063014d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d9040a8af4e7ca8f7c987b7d85204bcea5c4f24022cfa74aa4e87b063014d1", kill_on_drop: false }`
[INFO] [stdout] 17d9040a8af4e7ca8f7c987b7d85204bcea5c4f24022cfa74aa4e87b063014d1