Oct 13 06:11:29.886 INFO checking wstr_impl-0.2.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 06:11:29.886 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 06:11:30.210 INFO blam! e77dfab88edcc8a62f1cb14241f99fd6c8d3da913f155c703b853d978974ee9a
Oct 13 06:11:30.221 INFO running `"docker" "start" "-a" "e77dfab88edcc8a62f1cb14241f99fd6c8d3da913f155c703b853d978974ee9a"`
Oct 13 06:11:31.753 INFO kablam! usermod: no changes
Oct 13 06:11:31.834 INFO kablam!     Checking unicode-xid v0.0.4
Oct 13 06:11:31.845 INFO kablam!    Compiling proc-macro-hack-impl v0.3.3
Oct 13 06:11:31.845 INFO kablam!     Checking quote v0.3.15
Oct 13 06:11:32.556 INFO kablam!     Checking synom v0.11.3
Oct 13 06:11:34.050 INFO kablam!     Checking syn v0.11.11
Oct 13 06:11:38.006 INFO kablam!     Checking proc-macro-hack v0.3.3
Oct 13 06:11:40.600 INFO kablam!     Checking wstr_impl v0.2.0 (/source)
Oct 13 06:11:45.957 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.18s
Oct 13 06:11:45.959 INFO kablam! su: No module specific data is present
Oct 13 06:11:47.100 INFO running `"docker" "rm" "-f" "e77dfab88edcc8a62f1cb14241f99fd6c8d3da913f155c703b853d978974ee9a"`
Oct 13 06:11:47.472 INFO blam! e77dfab88edcc8a62f1cb14241f99fd6c8d3da913f155c703b853d978974ee9a