[INFO] updating cached repository hellpepper/Dev
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hellpepper/Dev
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hellpepper/Dev" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/hellpepper/Dev"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/hellpepper/Dev'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hellpepper/Dev" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/hellpepper/Dev"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/hellpepper/Dev'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6d793fbfdca84c34f8f14a668bc0c8cd28288398
[INFO] sha for GitHub repo hellpepper/Dev: 6d793fbfdca84c34f8f14a668bc0c8cd28288398
[INFO] validating manifest of hellpepper/Dev 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 hellpepper/Dev 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 hellpepper/Dev
[INFO] finished frobbing hellpepper/Dev
[INFO] frobbed toml for hellpepper/Dev written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/hellpepper/Dev/Cargo.toml
[INFO] started frobbing hellpepper/Dev
[INFO] finished frobbing hellpepper/Dev
[INFO] frobbed toml for hellpepper/Dev written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/hellpepper/Dev/Cargo.toml
[INFO] crate hellpepper/Dev already has a lockfile, it will not be regenerated
[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 hellpepper/Dev against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/hellpepper/Dev:/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] 564a98184a25c740eb6ba39af4fafb0b1441a6105ed7d811cd04e84e68a952fd
[INFO] running `"docker" "start" "-a" "564a98184a25c740eb6ba39af4fafb0b1441a6105ed7d811cd04e84e68a952fd"`
[INFO] [stderr]     Checking slog v1.4.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.4
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking clap v2.20.0
[INFO] [stderr]     Checking mozprofile v0.2.0
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking msdos_time v0.1.4
[INFO] [stderr] error[E0277]: `*mut (dyn core::ops::Fn() + 'static)` cannot be shared between threads safely
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-1.4.0/src/ser.rs:228:6
[INFO] [stderr]     |
[INFO] [stderr] 228 | impl SyncSerialize for fmt::Arguments<'static> {}
[INFO] [stderr]     |      ^^^^^^^^^^^^^ `*mut (dyn core::ops::Fn() + 'static)` cannot be shared between threads safely
[INFO] [stderr]     |
[INFO] [stderr]     = help: within `core::fmt::Arguments<'static>`, the trait `core::marker::Sync` is not implemented for `*mut (dyn core::ops::Fn() + 'static)`
[INFO] [stderr]     = note: required because it appears within the type `core::marker::PhantomData<*mut (dyn core::ops::Fn() + 'static)>`
[INFO] [stderr]     = note: required because it appears within the type `core::fmt::Void`
[INFO] [stderr]     = note: required because it appears within the type `&'static core::fmt::Void`
[INFO] [stderr]     = note: required because it appears within the type `core::fmt::ArgumentV1<'static>`
[INFO] [stderr]     = note: required because it appears within the type `[core::fmt::ArgumentV1<'static>]`
[INFO] [stderr]     = note: required because it appears within the type `&'static [core::fmt::ArgumentV1<'static>]`
[INFO] [stderr]     = note: required because it appears within the type `core::fmt::Arguments<'static>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `slog`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "564a98184a25c740eb6ba39af4fafb0b1441a6105ed7d811cd04e84e68a952fd"`
[INFO] running `"docker" "rm" "-f" "564a98184a25c740eb6ba39af4fafb0b1441a6105ed7d811cd04e84e68a952fd"`
[INFO] [stdout] 564a98184a25c740eb6ba39af4fafb0b1441a6105ed7d811cd04e84e68a952fd