Oct 13 08:45:40.251 INFO checking serde_derive_internals-0.23.1 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:45:40.251 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 08:45:40.464 INFO blam! a0e48ba83616b12b8f2b3eee1c8edf6c58b4380925e1bc65a24f4822d63f8b8e
Oct 13 08:45:40.465 INFO running `"docker" "start" "-a" "a0e48ba83616b12b8f2b3eee1c8edf6c58b4380925e1bc65a24f4822d63f8b8e"`
Oct 13 08:45:40.913 INFO kablam! usermod: no changes
Oct 13 08:45:40.953 INFO kablam!     Checking proc-macro2 v0.3.8
Oct 13 08:45:44.182 INFO kablam!     Checking syn v0.13.11
Oct 13 08:45:49.164 INFO kablam!     Checking serde_derive_internals v0.23.1 (/source)
Oct 13 08:45:55.461 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.52s
Oct 13 08:45:55.461 INFO kablam! su: No module specific data is present
Oct 13 08:45:56.730 INFO running `"docker" "rm" "-f" "a0e48ba83616b12b8f2b3eee1c8edf6c58b4380925e1bc65a24f4822d63f8b8e"`
Oct 13 08:45:57.076 INFO blam! a0e48ba83616b12b8f2b3eee1c8edf6c58b4380925e1bc65a24f4822d63f8b8e