Sep 10 22:40:17.430 INFO checking asdf-0.1.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 22:40:17.430 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 22:40:17.430 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 22:40:17.685 INFO blam! 0a6e15e85865189f7e54d41ffd5ccff578e25a50e618c4a560dea3ab2c8b58be
Sep 10 22:40:17.687 INFO running `"docker" "start" "-a" "0a6e15e85865189f7e54d41ffd5ccff578e25a50e618c4a560dea3ab2c8b58be"`
Sep 10 22:40:18.505 INFO kablam! usermod: no changes
Sep 10 22:40:18.582 INFO kablam!     Checking asdf v0.1.0 (file:///source)
Sep 10 22:40:19.296 INFO kablam! warning: unused import: `std::env`
Sep 10 22:40:19.296 INFO kablam!  --> src/main.rs:7:5
Sep 10 22:40:19.296 INFO kablam!   |
Sep 10 22:40:19.296 INFO kablam! 7 | use std::env;
Sep 10 22:40:19.296 INFO kablam!   |     ^^^^^^^^
Sep 10 22:40:19.296 INFO kablam!   |
Sep 10 22:40:19.296 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 22:40:19.296 INFO kablam! 
Sep 10 22:40:19.355 INFO kablam! warning: unused import: `std::env`
Sep 10 22:40:19.355 INFO kablam!  --> src/main.rs:7:5
Sep 10 22:40:19.355 INFO kablam!   |
Sep 10 22:40:19.355 INFO kablam! 7 | use std::env;
Sep 10 22:40:19.355 INFO kablam!   |     ^^^^^^^^
Sep 10 22:40:19.355 INFO kablam!   |
Sep 10 22:40:19.355 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 10 22:40:19.355 INFO kablam! 
Sep 10 22:40:19.502 INFO kablam! warning: variant is never constructed: `Error`
Sep 10 22:40:19.503 INFO kablam!   --> src/error.rs:12:5
Sep 10 22:40:19.503 INFO kablam!    |
Sep 10 22:40:19.503 INFO kablam! 12 |     Error(String),
Sep 10 22:40:19.503 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 10 22:40:19.503 INFO kablam!    |
Sep 10 22:40:19.503 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 22:40:19.503 INFO kablam! 
Sep 10 22:40:19.503 INFO kablam! warning: method is never used: `new`
Sep 10 22:40:19.503 INFO kablam!   --> src/error.rs:18:5
Sep 10 22:40:19.503 INFO kablam!    |
Sep 10 22:40:19.503 INFO kablam! 18 |     pub fn new(desc: &str) -> Self {
Sep 10 22:40:19.503 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 22:40:19.503 INFO kablam! 
Sep 10 22:40:19.515 INFO kablam! warning: variant is never constructed: `Error`
Sep 10 22:40:19.515 INFO kablam!   --> src/error.rs:12:5
Sep 10 22:40:19.515 INFO kablam!    |
Sep 10 22:40:19.515 INFO kablam! 12 |     Error(String),
Sep 10 22:40:19.515 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 10 22:40:19.515 INFO kablam!    |
Sep 10 22:40:19.515 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 10 22:40:19.515 INFO kablam! 
Sep 10 22:40:19.515 INFO kablam! warning: method is never used: `new`
Sep 10 22:40:19.515 INFO kablam!   --> src/error.rs:18:5
Sep 10 22:40:19.515 INFO kablam!    |
Sep 10 22:40:19.515 INFO kablam! 18 |     pub fn new(desc: &str) -> Self {
Sep 10 22:40:19.515 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 22:40:19.515 INFO kablam! 
Sep 10 22:40:19.553 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Sep 10 22:40:19.555 INFO kablam! su: No module specific data is present
Sep 10 22:40:20.250 INFO running `"docker" "rm" "-f" "0a6e15e85865189f7e54d41ffd5ccff578e25a50e618c4a560dea3ab2c8b58be"`
Sep 10 22:40:20.303 INFO blam! 0a6e15e85865189f7e54d41ffd5ccff578e25a50e618c4a560dea3ab2c8b58be