[INFO] crate littlefs 0.2.0 is already in cache
[INFO] extracting crate littlefs 0.2.0 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/littlefs/0.2.0
[INFO] extracting crate littlefs 0.2.0 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/littlefs/0.2.0
[INFO] validating manifest of littlefs-0.2.0 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of littlefs-0.2.0 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing littlefs-0.2.0
[INFO] finished frobbing littlefs-0.2.0
[INFO] frobbed toml for littlefs-0.2.0 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/littlefs/0.2.0/Cargo.toml
[INFO] started frobbing littlefs-0.2.0
[INFO] finished frobbing littlefs-0.2.0
[INFO] frobbed toml for littlefs-0.2.0 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/littlefs/0.2.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking littlefs-0.2.0 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-3/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/littlefs/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f433af85f85a26f17eb86e13cd8681a1cb1be73fd7a9f79dd601bc121053544b
[INFO] running `"docker" "start" "-a" "f433af85f85a26f17eb86e13cd8681a1cb1be73fd7a9f79dd601bc121053544b"`
[INFO] [stderr]    Compiling littlefs-sys v0.2.0
[INFO] [stderr]     Checking littlefs v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:219:1
[INFO] [stderr]     |
[INFO] [stderr] 219 | / /// Definition of file open flags which can be mixed and matched as appropriate. These definitions
[INFO] [stderr] 220 | | /// are reminiscent of the ones defined by POSIX.
[INFO] [stderr]     | |_________________________________________________^
[INFO] [stderr] 221 | / bitflags! {
[INFO] [stderr] 222 | |     pub struct FileOpenFlags: u32 {
[INFO] [stderr] 223 | |         /// Open file in read only mode.
[INFO] [stderr] 224 | |         const RDONLY = 0x1;
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |     }
[INFO] [stderr] 238 | | }
[INFO] [stderr]     | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:219:1
[INFO] [stderr]     |
[INFO] [stderr] 219 | / /// Definition of file open flags which can be mixed and matched as appropriate. These definitions
[INFO] [stderr] 220 | | /// are reminiscent of the ones defined by POSIX.
[INFO] [stderr]     | |_________________________________________________^
[INFO] [stderr] 221 | / bitflags! {
[INFO] [stderr] 222 | |     pub struct FileOpenFlags: u32 {
[INFO] [stderr] 223 | |         /// Open file in read only mode.
[INFO] [stderr] 224 | |         const RDONLY = 0x1;
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |     }
[INFO] [stderr] 238 | | }
[INFO] [stderr]     | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]     |
[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]     = 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 7.63s
[INFO] running `"docker" "inspect" "f433af85f85a26f17eb86e13cd8681a1cb1be73fd7a9f79dd601bc121053544b"`
[INFO] running `"docker" "rm" "-f" "f433af85f85a26f17eb86e13cd8681a1cb1be73fd7a9f79dd601bc121053544b"`
[INFO] [stdout] f433af85f85a26f17eb86e13cd8681a1cb1be73fd7a9f79dd601bc121053544b