[INFO] fetching crate btrfs-diskformat 0.4.0...
[INFO] checking btrfs-diskformat-0.4.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate btrfs-diskformat 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate btrfs-diskformat 0.4.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btrfs-diskformat 0.4.0
[INFO] finished tweaking crates.io crate btrfs-diskformat 0.4.0
[INFO] tweaked toml for crates.io crate btrfs-diskformat 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.4.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d76ed721b7c81b4c9e984c16c5a5f8d400bb4c6274292ae0684f21079c23b278
[INFO] running `Command { std: "docker" "start" "-a" "d76ed721b7c81b4c9e984c16c5a5f8d400bb4c6274292ae0684f21079c23b278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d76ed721b7c81b4c9e984c16c5a5f8d400bb4c6274292ae0684f21079c23b278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76ed721b7c81b4c9e984c16c5a5f8d400bb4c6274292ae0684f21079c23b278", kill_on_drop: false }`
[INFO] [stdout] d76ed721b7c81b4c9e984c16c5a5f8d400bb4c6274292ae0684f21079c23b278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0228b2420298e4a985d3a36cb79ad6196c41d0a2dd7980fcaea5d67b8725d74
[INFO] running `Command { std: "docker" "start" "-a" "f0228b2420298e4a985d3a36cb79ad6196c41d0a2dd7980fcaea5d67b8725d74", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]     Checking zerocopy v0.4.1
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking strum v0.23.0
[INFO] [stderr]     Checking btrfs-diskformat v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "f0228b2420298e4a985d3a36cb79ad6196c41d0a2dd7980fcaea5d67b8725d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0228b2420298e4a985d3a36cb79ad6196c41d0a2dd7980fcaea5d67b8725d74", kill_on_drop: false }`
[INFO] [stdout] f0228b2420298e4a985d3a36cb79ad6196c41d0a2dd7980fcaea5d67b8725d74
