Oct 12 15:57:36.707 INFO checking paritytech/parity-codec against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 15:57:36.707 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/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 12 15:57:37.229 INFO blam! dd50e68feb2eab9ea7b379a85e2f820bbe6ee0a0245718c714e59ddfec907071
Oct 12 15:57:37.244 INFO running `"docker" "start" "-a" "dd50e68feb2eab9ea7b379a85e2f820bbe6ee0a0245718c714e59ddfec907071"`
Oct 12 15:57:38.549 INFO kablam! usermod: no changes
Oct 12 15:57:38.677 INFO kablam!     Checking nodrop v0.1.12
Oct 12 15:57:38.677 INFO kablam!     Checking proc-macro2 v0.4.19
Oct 12 15:57:38.677 INFO kablam!    Compiling parity-codec-derive v2.0.4 (/source/derive)
Oct 12 15:57:39.008 INFO kablam!     Checking arrayvec v0.4.7
Oct 12 15:57:40.964 INFO kablam!     Checking parity-codec v2.0.3 (/source)
Oct 12 15:57:44.396 INFO kablam!     Checking quote v0.6.8
Oct 12 15:57:48.424 INFO kablam!     Checking syn v0.14.9
Oct 12 15:57:55.713 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.13s
Oct 12 15:57:55.718 INFO kablam! su: No module specific data is present
Oct 12 15:57:57.623 INFO running `"docker" "rm" "-f" "dd50e68feb2eab9ea7b379a85e2f820bbe6ee0a0245718c714e59ddfec907071"`
Oct 12 15:57:57.972 INFO blam! dd50e68feb2eab9ea7b379a85e2f820bbe6ee0a0245718c714e59ddfec907071