[INFO] crate libremarkable 0.3.2 is already in cache
[INFO] extracting crate libremarkable 0.3.2 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libremarkable/0.3.2
[INFO] extracting crate libremarkable 0.3.2 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libremarkable/0.3.2
[INFO] validating manifest of libremarkable-0.3.2 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 libremarkable-0.3.2 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 libremarkable-0.3.2
[INFO] removed 0 missing examples
[INFO] finished frobbing libremarkable-0.3.2
[INFO] frobbed toml for libremarkable-0.3.2 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libremarkable/0.3.2/Cargo.toml
[INFO] started frobbing libremarkable-0.3.2
[INFO] removed 0 missing examples
[INFO] finished frobbing libremarkable-0.3.2
[INFO] frobbed toml for libremarkable-0.3.2 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libremarkable/0.3.2/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] 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 libremarkable-0.3.2 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libremarkable/0.3.2:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 64149e853c594b46f783f2b14694646aceae05f6c5b5f3d527e8b4ed90286719
[INFO] running `"docker" "start" "-a" "64149e853c594b46f783f2b14694646aceae05f6c5b5f3d527e8b4ed90286719"`
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking ioctl-gen v0.1.1
[INFO] [stderr]     Checking atomic v0.4.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking aabb-quadtree v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking redhook v0.1.2
[INFO] [stderr]     Checking epoll v3.1.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking mmap v0.1.1
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]     Checking evdev v0.10.1
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling zstd-sys v1.4.12+zstd.1.4.2
[INFO] [stderr]    Compiling lua52-sys v0.1.2
[INFO] [stderr]     Checking hlua v0.4.1
[INFO] [stderr]     Checking zstd-safe v1.4.12+zstd.1.4.2
[INFO] [stderr]     Checking zstd v0.4.27+zstd.1.4.2
[INFO] [stderr]     Checking libremarkable v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] error[E0635]: unknown feature `const_size_of`
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(const_size_of)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: Could not compile `libremarkable`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0635]: unknown feature `const_size_of`
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(const_size_of)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: Could not compile `libremarkable`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "64149e853c594b46f783f2b14694646aceae05f6c5b5f3d527e8b4ed90286719"`
[INFO] running `"docker" "rm" "-f" "64149e853c594b46f783f2b14694646aceae05f6c5b5f3d527e8b4ed90286719"`
[INFO] [stdout] 64149e853c594b46f783f2b14694646aceae05f6c5b5f3d527e8b4ed90286719