Oct 12 14:18:42.864 INFO checking savil/simplicity-rust against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 14:18:42.864 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 14:18:43.322 INFO blam! 46b52c157127e69a092700fd6c11db8795b69b3546bdfd572b1fa165778a5ae9
Oct 12 14:18:43.324 INFO running `"docker" "start" "-a" "46b52c157127e69a092700fd6c11db8795b69b3546bdfd572b1fa165778a5ae9"`
Oct 12 14:18:44.808 INFO kablam! usermod: no changes
Oct 12 14:18:44.870 INFO kablam!     Checking simplicity-rust v0.1.0 (/source)
Oct 12 14:18:45.506 INFO kablam! warning: type alias is never used: `Word2`
Oct 12 14:18:45.506 INFO kablam!   --> src/main.rs:10:1
Oct 12 14:18:45.506 INFO kablam!    |
Oct 12 14:18:45.506 INFO kablam! 10 | type Word2 = (Bit, Bit);
Oct 12 14:18:45.506 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 14:18:45.506 INFO kablam!    |
Oct 12 14:18:45.506 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 14:18:45.506 INFO kablam! 
Oct 12 14:18:45.506 INFO kablam! warning: type alias is never used: `Word4`
Oct 12 14:18:45.506 INFO kablam!   --> src/main.rs:11:1
Oct 12 14:18:45.506 INFO kablam!    |
Oct 12 14:18:45.506 INFO kablam! 11 | type Word4 = (Word2, Word2);
Oct 12 14:18:45.506 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 14:18:45.508 INFO kablam! 
Oct 12 14:18:45.511 INFO kablam! warning: type alias is never used: `Word8`
Oct 12 14:18:45.511 INFO kablam!   --> src/main.rs:12:1
Oct 12 14:18:45.511 INFO kablam!    |
Oct 12 14:18:45.513 INFO kablam! 12 | type Word8 = (Word4, Word4);
Oct 12 14:18:45.513 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 14:18:45.513 INFO kablam! 
Oct 12 14:18:45.668 INFO kablam! warning: type alias is never used: `Word2`
Oct 12 14:18:45.669 INFO kablam!   --> src/main.rs:10:1
Oct 12 14:18:45.669 INFO kablam!    |
Oct 12 14:18:45.669 INFO kablam! 10 | type Word2 = (Bit, Bit);
Oct 12 14:18:45.670 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 14:18:45.670 INFO kablam!    |
Oct 12 14:18:45.670 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 14:18:45.670 INFO kablam! 
Oct 12 14:18:45.671 INFO kablam! warning: type alias is never used: `Word4`
Oct 12 14:18:45.671 INFO kablam!   --> src/main.rs:11:1
Oct 12 14:18:45.671 INFO kablam!    |
Oct 12 14:18:45.671 INFO kablam! 11 | type Word4 = (Word2, Word2);
Oct 12 14:18:45.672 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 14:18:45.672 INFO kablam! 
Oct 12 14:18:45.672 INFO kablam! warning: type alias is never used: `Word8`
Oct 12 14:18:45.672 INFO kablam!   --> src/main.rs:12:1
Oct 12 14:18:45.673 INFO kablam!    |
Oct 12 14:18:45.673 INFO kablam! 12 | type Word8 = (Word4, Word4);
Oct 12 14:18:45.673 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 14:18:45.673 INFO kablam! 
Oct 12 14:18:45.708 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
Oct 12 14:18:45.711 INFO kablam! su: No module specific data is present
Oct 12 14:18:46.893 INFO running `"docker" "rm" "-f" "46b52c157127e69a092700fd6c11db8795b69b3546bdfd572b1fa165778a5ae9"`
Oct 12 14:18:47.189 INFO blam! 46b52c157127e69a092700fd6c11db8795b69b3546bdfd572b1fa165778a5ae9