[INFO] cloning repository https://github.com/kazurayam/TheTwelveDaysOfChristmasSong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazurayam/TheTwelveDaysOfChristmasSong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazurayam%2FTheTwelveDaysOfChristmasSong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazurayam%2FTheTwelveDaysOfChristmasSong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e756a18038c5912a3a7f8ab542aabb044a72ae09
[INFO] checking kazurayam/TheTwelveDaysOfChristmasSong against master#8f08b3a32478b8d0507732800ecb548a76e0fd0c for pr-144157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazurayam%2FTheTwelveDaysOfChristmasSong" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kazurayam/TheTwelveDaysOfChristmasSong
[INFO] finished tweaking git repo https://github.com/kazurayam/TheTwelveDaysOfChristmasSong
[INFO] tweaked toml for git repo https://github.com/kazurayam/TheTwelveDaysOfChristmasSong written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kazurayam/TheTwelveDaysOfChristmasSong on toolchain 8f08b3a32478b8d0507732800ecb548a76e0fd0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kazurayam/TheTwelveDaysOfChristmasSong 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" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efe61d0effc043fedf23c03fc4ee3fcec1699528e924b800f85f792d2d602c41
[INFO] running `Command { std: "docker" "start" "-a" "efe61d0effc043fedf23c03fc4ee3fcec1699528e924b800f85f792d2d602c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efe61d0effc043fedf23c03fc4ee3fcec1699528e924b800f85f792d2d602c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe61d0effc043fedf23c03fc4ee3fcec1699528e924b800f85f792d2d602c41", kill_on_drop: false }`
[INFO] [stdout] efe61d0effc043fedf23c03fc4ee3fcec1699528e924b800f85f792d2d602c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8853bdd050a1ad17f9c6059fe9842261e1a6d660214f07137b3811bbf0b1a932
[INFO] running `Command { std: "docker" "start" "-a" "8853bdd050a1ad17f9c6059fe9842261e1a6d660214f07137b3811bbf0b1a932", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_branches v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "8853bdd050a1ad17f9c6059fe9842261e1a6d660214f07137b3811bbf0b1a932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8853bdd050a1ad17f9c6059fe9842261e1a6d660214f07137b3811bbf0b1a932", kill_on_drop: false }`
[INFO] [stdout] 8853bdd050a1ad17f9c6059fe9842261e1a6d660214f07137b3811bbf0b1a932