[INFO] fetching crate rust-bitfield 0.1.1...
[INFO] checking rust-bitfield-0.1.1 against beta for pr-78714
[INFO] extracting crate rust-bitfield 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust-bitfield 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-bitfield 0.1.1
[INFO] finished tweaking crates.io crate rust-bitfield 0.1.1
[INFO] tweaked toml for crates.io crate rust-bitfield 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rust-bitfield 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f86cec6a67491f92247d679f28b5c4615e50fe90d51f812292c60e3a3d40db16
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f86cec6a67491f92247d679f28b5c4615e50fe90d51f812292c60e3a3d40db16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f86cec6a67491f92247d679f28b5c4615e50fe90d51f812292c60e3a3d40db16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86cec6a67491f92247d679f28b5c4615e50fe90d51f812292c60e3a3d40db16", kill_on_drop: false }`
[INFO] [stdout] f86cec6a67491f92247d679f28b5c4615e50fe90d51f812292c60e3a3d40db16
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9dc9d4fcdbadd977ae2e0fd10f576a6e1721b0b2149ec6f08a8ce9909ed918
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c9dc9d4fcdbadd977ae2e0fd10f576a6e1721b0b2149ec6f08a8ce9909ed918", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-bitfield v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `tV56aIEy_Bi1` should have an upper camel case name
[INFO] [stdout]  --> examples/basic.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct tV56aIEy_Bi1(u16);
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `TV56aIeyBi1`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "6c9dc9d4fcdbadd977ae2e0fd10f576a6e1721b0b2149ec6f08a8ce9909ed918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9dc9d4fcdbadd977ae2e0fd10f576a6e1721b0b2149ec6f08a8ce9909ed918", kill_on_drop: false }`
[INFO] [stdout] 6c9dc9d4fcdbadd977ae2e0fd10f576a6e1721b0b2149ec6f08a8ce9909ed918