[INFO] crate rec 0.10.0 is already in cache
[INFO] extracting crate rec 0.10.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/rec/0.10.0
[INFO] extracting crate rec 0.10.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/rec/0.10.0
[INFO] validating manifest of rec-0.10.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rec-0.10.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rec-0.10.0
[INFO] finished frobbing rec-0.10.0
[INFO] frobbed toml for rec-0.10.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/rec/0.10.0/Cargo.toml
[INFO] started frobbing rec-0.10.0
[INFO] finished frobbing rec-0.10.0
[INFO] frobbed toml for rec-0.10.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/rec/0.10.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking rec-0.10.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/rec/0.10.0:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] adfa0945f76696e2794a65e9b3dced670664fb4446aa71e2f0cd16bafaafb895
[INFO] running `"docker" "start" "-a" "adfa0945f76696e2794a65e9b3dced670664fb4446aa71e2f0cd16bafaafb895"`
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking rec v0.10.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     question_mark_macro_sep,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     question_mark_macro_sep,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `"docker" "inspect" "adfa0945f76696e2794a65e9b3dced670664fb4446aa71e2f0cd16bafaafb895"`
[INFO] running `"docker" "rm" "-f" "adfa0945f76696e2794a65e9b3dced670664fb4446aa71e2f0cd16bafaafb895"`
[INFO] [stdout] adfa0945f76696e2794a65e9b3dced670664fb4446aa71e2f0cd16bafaafb895