[INFO] fetching crate rust-bitfield 0.1.1...
[INFO] checking rust-bitfield-0.1.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate rust-bitfield 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rust-bitfield 0.1.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ac9f13dfd301bcf2d2b7714f808032f1183ac7540f03794b5606c034f1c88c2
[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" "4ac9f13dfd301bcf2d2b7714f808032f1183ac7540f03794b5606c034f1c88c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ac9f13dfd301bcf2d2b7714f808032f1183ac7540f03794b5606c034f1c88c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac9f13dfd301bcf2d2b7714f808032f1183ac7540f03794b5606c034f1c88c2", kill_on_drop: false }`
[INFO] [stdout] 4ac9f13dfd301bcf2d2b7714f808032f1183ac7540f03794b5606c034f1c88c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 459fdc587a57444967ba0534bbaa208062233e7c364c9feb6811166e804eb85d
[INFO] running `Command { std: "docker" "start" "-a" "459fdc587a57444967ba0534bbaa208062233e7c364c9feb6811166e804eb85d", 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 1.00s
[INFO] running `Command { std: "docker" "inspect" "459fdc587a57444967ba0534bbaa208062233e7c364c9feb6811166e804eb85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459fdc587a57444967ba0534bbaa208062233e7c364c9feb6811166e804eb85d", kill_on_drop: false }`
[INFO] [stdout] 459fdc587a57444967ba0534bbaa208062233e7c364c9feb6811166e804eb85d