[INFO] fetching crate qin 0.0.1...
[INFO] checking qin-0.0.1 against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] extracting crate qin 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate qin 0.0.1
[INFO] finished tweaking crates.io crate qin 0.0.1
[INFO] tweaked toml for crates.io crate qin 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qin 0.0.1 on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qin 0.0.1 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0518b2253f3ffa242bb9502c92937288b8e020665ad3844ee80c27c7628ba5c
[INFO] running `Command { std: "docker" "start" "-a" "e0518b2253f3ffa242bb9502c92937288b8e020665ad3844ee80c27c7628ba5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0518b2253f3ffa242bb9502c92937288b8e020665ad3844ee80c27c7628ba5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0518b2253f3ffa242bb9502c92937288b8e020665ad3844ee80c27c7628ba5c", kill_on_drop: false }`
[INFO] [stdout] e0518b2253f3ffa242bb9502c92937288b8e020665ad3844ee80c27c7628ba5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6bf7e652219fd9ba29a76823b6e552b7f8e5da184c4ed347fed9fe9f5cda45
[INFO] running `Command { std: "docker" "start" "-a" "8f6bf7e652219fd9ba29a76823b6e552b7f8e5da184c4ed347fed9fe9f5cda45", kill_on_drop: false }`
[INFO] [stderr]     Checking qin v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "8f6bf7e652219fd9ba29a76823b6e552b7f8e5da184c4ed347fed9fe9f5cda45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6bf7e652219fd9ba29a76823b6e552b7f8e5da184c4ed347fed9fe9f5cda45", kill_on_drop: false }`
[INFO] [stdout] 8f6bf7e652219fd9ba29a76823b6e552b7f8e5da184c4ed347fed9fe9f5cda45