[INFO] fetching crate byteordered 0.5.0...
[INFO] checking byteordered-0.5.0 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate byteordered 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate byteordered 0.5.0 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byteordered 0.5.0
[INFO] finished tweaking crates.io crate byteordered 0.5.0
[INFO] tweaked toml for crates.io crate byteordered 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", 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] 291931304f04092678b7c4a57cf1b89554b91fdfda49e5892136dcbb0bfc9ffa
[INFO] running `Command { std: "docker" "start" "-a" "291931304f04092678b7c4a57cf1b89554b91fdfda49e5892136dcbb0bfc9ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "291931304f04092678b7c4a57cf1b89554b91fdfda49e5892136dcbb0bfc9ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291931304f04092678b7c4a57cf1b89554b91fdfda49e5892136dcbb0bfc9ffa", kill_on_drop: false }`
[INFO] [stdout] 291931304f04092678b7c4a57cf1b89554b91fdfda49e5892136dcbb0bfc9ffa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "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] 74b3663baa260e536ea38120a95837b71c356e77349bbed24557d9c963176e4d
[INFO] running `Command { std: "docker" "start" "-a" "74b3663baa260e536ea38120a95837b71c356e77349bbed24557d9c963176e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking byteordered v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> tests/macro.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let v = with_order!(x, Endianness::Little, |data| { data.read_u16().unwrap() });
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> tests/macro.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let v = with_order!(x, Endianness::Little, |data| { data.read_u16().unwrap() });
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> tests/macro.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let v = with_order!(x, Endianness::Big, |data| { data.read_u16().unwrap() });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "74b3663baa260e536ea38120a95837b71c356e77349bbed24557d9c963176e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b3663baa260e536ea38120a95837b71c356e77349bbed24557d9c963176e4d", kill_on_drop: false }`
[INFO] [stdout] 74b3663baa260e536ea38120a95837b71c356e77349bbed24557d9c963176e4d