[INFO] fetching crate flatfs 0.2.1...
[INFO] testing flatfs-0.2.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate flatfs 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate flatfs 0.2.1
[INFO] finished tweaking crates.io crate flatfs 0.2.1
[INFO] tweaked toml for crates.io crate flatfs 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flatfs 0.2.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f084e4a1b5fd58508283d02c07cf9c1dccc473d7eaaf23159b379c07b8664e4
[INFO] running `Command { std: "docker" "start" "-a" "3f084e4a1b5fd58508283d02c07cf9c1dccc473d7eaaf23159b379c07b8664e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f084e4a1b5fd58508283d02c07cf9c1dccc473d7eaaf23159b379c07b8664e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f084e4a1b5fd58508283d02c07cf9c1dccc473d7eaaf23159b379c07b8664e4", kill_on_drop: false }`
[INFO] [stdout] 3f084e4a1b5fd58508283d02c07cf9c1dccc473d7eaaf23159b379c07b8664e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b90f9c1fa1658d69f98345e2a3e62d80d2e1d724eb724d9ee9cba51a272dab9
[INFO] running `Command { std: "docker" "start" "-a" "8b90f9c1fa1658d69f98345e2a3e62d80d2e1d724eb724d9ee9cba51a272dab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatfs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8b90f9c1fa1658d69f98345e2a3e62d80d2e1d724eb724d9ee9cba51a272dab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b90f9c1fa1658d69f98345e2a3e62d80d2e1d724eb724d9ee9cba51a272dab9", kill_on_drop: false }`
[INFO] [stdout] 8b90f9c1fa1658d69f98345e2a3e62d80d2e1d724eb724d9ee9cba51a272dab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07928278e3125ad2acd6acc1b2ca9723ecd8f5babf0237bb1154563aaa441fa3
[INFO] running `Command { std: "docker" "start" "-a" "07928278e3125ad2acd6acc1b2ca9723ecd8f5babf0237bb1154563aaa441fa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatfs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0609]: no field `name` on type `Dir<'_>`
[INFO] [stdout]    --> src/lib.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |     assert_eq!(root_dir.name, "/");
[INFO] [stdout]     |                         ^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `filename`, `path`, `subdirs`, `files`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flatfs` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "07928278e3125ad2acd6acc1b2ca9723ecd8f5babf0237bb1154563aaa441fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07928278e3125ad2acd6acc1b2ca9723ecd8f5babf0237bb1154563aaa441fa3", kill_on_drop: false }`
[INFO] [stdout] 07928278e3125ad2acd6acc1b2ca9723ecd8f5babf0237bb1154563aaa441fa3