[INFO] cloning repository https://github.com/jsim2010/rec_derive
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsim2010/rec_derive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Frec_derive"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Frec_derive'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9e3a70fe9ac54110fb35486da9c26c0aa7aaa0b
[INFO] checking jsim2010/rec_derive against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsim2010%2Frec_derive" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsim2010/rec_derive on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jsim2010/rec_derive
[INFO] finished tweaking git repo https://github.com/jsim2010/rec_derive
[INFO] tweaked toml for git repo https://github.com/jsim2010/rec_derive written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jsim2010/rec_derive already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 23c6c75fe16317eaf60ffff5aba9e3af8fef9e27df8522aa16335d19e1d7a26d
[INFO] running `"docker" "start" "-a" "23c6c75fe16317eaf60ffff5aba9e3af8fef9e27df8522aa16335d19e1d7a26d"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking rec_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     question_mark_macro_sep,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     question_mark_macro_sep,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `question_mark_macro_sep`
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     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 11.19s
[INFO] running `"docker" "inspect" "23c6c75fe16317eaf60ffff5aba9e3af8fef9e27df8522aa16335d19e1d7a26d"`
[INFO] running `"docker" "rm" "-f" "23c6c75fe16317eaf60ffff5aba9e3af8fef9e27df8522aa16335d19e1d7a26d"`
[INFO] [stdout] 23c6c75fe16317eaf60ffff5aba9e3af8fef9e27df8522aa16335d19e1d7a26d