[INFO] fetching crate rust-bitfield 0.1.1...
[INFO] checking rust-bitfield-0.1.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[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 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d6a2373b1d352aa316e7b5dc18a61a031d23106defa2060806af0b3a1f0ef6e
[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" "4d6a2373b1d352aa316e7b5dc18a61a031d23106defa2060806af0b3a1f0ef6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d6a2373b1d352aa316e7b5dc18a61a031d23106defa2060806af0b3a1f0ef6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6a2373b1d352aa316e7b5dc18a61a031d23106defa2060806af0b3a1f0ef6e", kill_on_drop: false }`
[INFO] [stdout] 4d6a2373b1d352aa316e7b5dc18a61a031d23106defa2060806af0b3a1f0ef6e
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 920931185e4c7792642987aab990e0a860ab47a4ff0b25c607ca4ebbf419be2d
[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" "920931185e4c7792642987aab990e0a860ab47a4ff0b25c607ca4ebbf419be2d", 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 1.11s
[INFO] running `Command { std: "docker" "inspect" "920931185e4c7792642987aab990e0a860ab47a4ff0b25c607ca4ebbf419be2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920931185e4c7792642987aab990e0a860ab47a4ff0b25c607ca4ebbf419be2d", kill_on_drop: false }`
[INFO] [stdout] 920931185e4c7792642987aab990e0a860ab47a4ff0b25c607ca4ebbf419be2d