Sep 04 02:59:54.137 INFO checking undulate-0.1.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 02:59:54.138 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 02:59:54.138 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-2/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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=500" "-e" "CMD=cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 02:59:54.382 INFO blam! 2c23ea88c283ed606319231ce1a8dc475c1145f2334b851481c5d19d85593db1
Sep 04 02:59:54.384 INFO running `"docker" "start" "-a" "2c23ea88c283ed606319231ce1a8dc475c1145f2334b851481c5d19d85593db1"`
Sep 04 02:59:55.998 INFO kablam!     Checking undulate v0.1.0 (file:///source)
Sep 04 02:59:58.449 INFO kablam! warning: unused imports: `Read`, `self`
Sep 04 02:59:58.449 INFO kablam!   --> src/lib.rs:12:15
Sep 04 02:59:58.449 INFO kablam!    |
Sep 04 02:59:58.449 INFO kablam! 12 | use std::io::{self, Read, Write};
Sep 04 02:59:58.449 INFO kablam!    |               ^^^^  ^^^^
Sep 04 02:59:58.449 INFO kablam!    |
Sep 04 02:59:58.449 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 04 02:59:58.449 INFO kablam! 
Sep 04 02:59:58.503 INFO kablam! warning: unused imports: `Read`, `self`
Sep 04 02:59:58.503 INFO kablam!   --> src/lib.rs:12:15
Sep 04 02:59:58.503 INFO kablam!    |
Sep 04 02:59:58.503 INFO kablam! 12 | use std::io::{self, Read, Write};
Sep 04 02:59:58.503 INFO kablam!    |               ^^^^  ^^^^
Sep 04 02:59:58.503 INFO kablam!    |
Sep 04 02:59:58.504 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 04 02:59:58.504 INFO kablam! 
Sep 04 02:59:58.699 INFO kablam! warning: unused variable: `specifier`
Sep 04 02:59:58.699 INFO kablam!   --> src/lib.rs:96:30
Sep 04 02:59:58.699 INFO kablam!    |
Sep 04 02:59:58.699 INFO kablam! 96 | pub fn remove<T: AsRef<str>>(specifier: T) -> Result<(), RemoveError> {
Sep 04 02:59:58.699 INFO kablam!    |                              ^^^^^^^^^ help: consider using `_specifier` instead
Sep 04 02:59:58.699 INFO kablam!    |
Sep 04 02:59:58.699 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 04 02:59:58.699 INFO kablam! 
Sep 04 02:59:58.699 INFO kablam! warning: unused variable: `url`
Sep 04 02:59:58.699 INFO kablam!    --> src/lib.rs:100:16
Sep 04 02:59:58.700 INFO kablam!     |
Sep 04 02:59:58.700 INFO kablam! 100 | pub fn install(url: &str) -> Result<(), InstallError> {
Sep 04 02:59:58.700 INFO kablam!     |                ^^^ help: consider using `_url` instead
Sep 04 02:59:58.700 INFO kablam! 
Sep 04 02:59:58.736 INFO kablam! warning: unused variable: `specifier`
Sep 04 02:59:58.736 INFO kablam!   --> src/lib.rs:96:30
Sep 04 02:59:58.736 INFO kablam!    |
Sep 04 02:59:58.736 INFO kablam! 96 | pub fn remove<T: AsRef<str>>(specifier: T) -> Result<(), RemoveError> {
Sep 04 02:59:58.736 INFO kablam!    |                              ^^^^^^^^^ help: consider using `_specifier` instead
Sep 04 02:59:58.736 INFO kablam!    |
Sep 04 02:59:58.736 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 04 02:59:58.736 INFO kablam! 
Sep 04 02:59:58.736 INFO kablam! warning: unused variable: `url`
Sep 04 02:59:58.736 INFO kablam!    --> src/lib.rs:100:16
Sep 04 02:59:58.736 INFO kablam!     |
Sep 04 02:59:58.736 INFO kablam! 100 | pub fn install(url: &str) -> Result<(), InstallError> {
Sep 04 02:59:58.736 INFO kablam!     |                ^^^ help: consider using `_url` instead
Sep 04 02:59:58.737 INFO kablam! 
Sep 04 03:00:01.927 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
Sep 04 03:00:01.945 INFO kablam! su: No module specific data is present
Sep 04 03:00:02.444 INFO running `"docker" "rm" "-f" "2c23ea88c283ed606319231ce1a8dc475c1145f2334b851481c5d19d85593db1"`
Sep 04 03:00:02.533 INFO blam! 2c23ea88c283ed606319231ce1a8dc475c1145f2334b851481c5d19d85593db1