[INFO] crate lazy-socket 0.3.0 is already in cache
[INFO] extracting crate lazy-socket 0.3.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/lazy-socket/0.3.0
[INFO] extracting crate lazy-socket 0.3.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/lazy-socket/0.3.0
[INFO] validating manifest of lazy-socket-0.3.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lazy-socket-0.3.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lazy-socket-0.3.0
[INFO] finished frobbing lazy-socket-0.3.0
[INFO] frobbed toml for lazy-socket-0.3.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/lazy-socket/0.3.0/Cargo.toml
[INFO] started frobbing lazy-socket-0.3.0
[INFO] finished frobbing lazy-socket-0.3.0
[INFO] frobbed toml for lazy-socket-0.3.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/lazy-socket/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lazy-socket-0.3.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/lazy-socket/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2dfd7a3f0b16cfca56c553430fb3c94b2ff23156f2b8a4f4622b2d5c4d7d79e2
[INFO] running `"docker" "start" "-a" "2dfd7a3f0b16cfca56c553430fb3c94b2ff23156f2b8a4f4622b2d5c4d7d79e2"`
[INFO] [stderr]     Checking lazy-socket v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/raw/unix.rs:178:1
[INFO] [stderr]     |
[INFO] [stderr] 178 |   ///Possible flags for `accept4()`
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 179 | / bitflags! (pub flags AcceptFlags: c_int {
[INFO] [stderr] 180 | |     const NON_BLOCKING    = SOCK_NONBLOCK,
[INFO] [stderr] 181 | |     const NON_INHERITABLE = SOCK_CLOEXEC,
[INFO] [stderr] 182 | | });
[INFO] [stderr]     | |___- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/raw/unix.rs:178:1
[INFO] [stderr]     |
[INFO] [stderr] 178 |   ///Possible flags for `accept4()`
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 179 | / bitflags! (pub flags AcceptFlags: c_int {
[INFO] [stderr] 180 | |     const NON_BLOCKING    = SOCK_NONBLOCK,
[INFO] [stderr] 181 | |     const NON_INHERITABLE = SOCK_CLOEXEC,
[INFO] [stderr] 182 | | });
[INFO] [stderr]     | |___- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "2dfd7a3f0b16cfca56c553430fb3c94b2ff23156f2b8a4f4622b2d5c4d7d79e2"`
[INFO] running `"docker" "rm" "-f" "2dfd7a3f0b16cfca56c553430fb3c94b2ff23156f2b8a4f4622b2d5c4d7d79e2"`
[INFO] [stdout] 2dfd7a3f0b16cfca56c553430fb3c94b2ff23156f2b8a4f4622b2d5c4d7d79e2