Oct 13 17:59:39.775 INFO checking asdf-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 17:59:39.776 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 17:59:40.049 INFO blam! 18eb92abee033dfbf86b2f34b8ac383277c0e657630f625b158dc1d878fd8478
Oct 13 17:59:40.056 INFO running `"docker" "start" "-a" "18eb92abee033dfbf86b2f34b8ac383277c0e657630f625b158dc1d878fd8478"`
Oct 13 17:59:40.736 INFO kablam! usermod: no changes
Oct 13 17:59:40.905 INFO kablam!     Checking asdf v0.1.0 (/source)
Oct 13 17:59:42.760 INFO kablam! warning: unused import: `std::env`
Oct 13 17:59:42.761 INFO kablam!  --> src/main.rs:7:5
Oct 13 17:59:42.761 INFO kablam!   |
Oct 13 17:59:42.761 INFO kablam! 7 | use std::env;
Oct 13 17:59:42.762 INFO kablam!   |     ^^^^^^^^
Oct 13 17:59:42.762 INFO kablam!   |
Oct 13 17:59:42.762 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 17:59:42.762 INFO kablam! 
Oct 13 17:59:42.980 INFO kablam! warning: variant is never constructed: `Error`
Oct 13 17:59:42.981 INFO kablam!   --> src/error.rs:12:5
Oct 13 17:59:42.981 INFO kablam!    |
Oct 13 17:59:42.981 INFO kablam! 12 |     Error(String),
Oct 13 17:59:42.982 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 13 17:59:42.982 INFO kablam!    |
Oct 13 17:59:42.982 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 17:59:42.982 INFO kablam! 
Oct 13 17:59:42.983 INFO kablam! warning: method is never used: `new`
Oct 13 17:59:42.983 INFO kablam!   --> src/error.rs:18:5
Oct 13 17:59:42.983 INFO kablam!    |
Oct 13 17:59:42.983 INFO kablam! 18 |     pub fn new(desc: &str) -> Self {
Oct 13 17:59:42.984 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:59:42.984 INFO kablam! 
Oct 13 17:59:43.123 INFO kablam! warning: unused import: `std::env`
Oct 13 17:59:43.123 INFO kablam!  --> src/main.rs:7:5
Oct 13 17:59:43.123 INFO kablam!   |
Oct 13 17:59:43.123 INFO kablam! 7 | use std::env;
Oct 13 17:59:43.123 INFO kablam!   |     ^^^^^^^^
Oct 13 17:59:43.123 INFO kablam!   |
Oct 13 17:59:43.123 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 17:59:43.123 INFO kablam! 
Oct 13 17:59:43.289 INFO kablam! warning: variant is never constructed: `Error`
Oct 13 17:59:43.290 INFO kablam!   --> src/error.rs:12:5
Oct 13 17:59:43.290 INFO kablam!    |
Oct 13 17:59:43.290 INFO kablam! 12 |     Error(String),
Oct 13 17:59:43.290 INFO kablam!    |     ^^^^^^^^^^^^^
Oct 13 17:59:43.291 INFO kablam!    |
Oct 13 17:59:43.291 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 17:59:43.291 INFO kablam! 
Oct 13 17:59:43.291 INFO kablam! warning: method is never used: `new`
Oct 13 17:59:43.292 INFO kablam!   --> src/error.rs:18:5
Oct 13 17:59:43.292 INFO kablam!    |
Oct 13 17:59:43.292 INFO kablam! 18 |     pub fn new(desc: &str) -> Self {
Oct 13 17:59:43.293 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 17:59:43.293 INFO kablam! 
Oct 13 17:59:43.329 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
Oct 13 17:59:43.339 INFO kablam! su: No module specific data is present
Oct 13 17:59:44.043 INFO running `"docker" "rm" "-f" "18eb92abee033dfbf86b2f34b8ac383277c0e657630f625b158dc1d878fd8478"`
Oct 13 17:59:44.288 INFO blam! 18eb92abee033dfbf86b2f34b8ac383277c0e657630f625b158dc1d878fd8478