Sep 21 10:22:40.723 INFO checking flate2-0.2.20 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:22:40.723 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:22:40.723 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:22:40.942 INFO blam! e7d2fb55774917d8c1919cce2c1c8e71e07416f67ed8d27ec4db45e7b1f48916
Sep 21 10:22:40.943 INFO running `"docker" "start" "-a" "e7d2fb55774917d8c1919cce2c1c8e71e07416f67ed8d27ec4db45e7b1f48916"`
Sep 21 10:22:41.963 INFO kablam! usermod: no changes
Sep 21 10:22:42.075 INFO kablam!     Checking flate2 v0.2.20 (/source)
Sep 21 10:22:42.389 INFO kablam! warning: unused import: `std::env`
Sep 21 10:22:42.389 INFO kablam!  --> src/gz/mod.rs:1:5
Sep 21 10:22:42.389 INFO kablam!   |
Sep 21 10:22:42.389 INFO kablam! 1 | use std::env;
Sep 21 10:22:42.389 INFO kablam!   |     ^^^^^^^^
Sep 21 10:22:42.389 INFO kablam!   |
Sep 21 10:22:42.389 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 10:22:42.389 INFO kablam! 
Sep 21 10:22:42.547 INFO kablam! error: unused import: `std::env`
Sep 21 10:22:42.547 INFO kablam!  --> src/gz/mod.rs:1:5
Sep 21 10:22:42.547 INFO kablam!   |
Sep 21 10:22:42.547 INFO kablam! 1 | use std::env;
Sep 21 10:22:42.547 INFO kablam!   |     ^^^^^^^^
Sep 21 10:22:42.547 INFO kablam!   |
Sep 21 10:22:42.547 INFO kablam! note: lint level defined here
Sep 21 10:22:42.547 INFO kablam!  --> src/lib.rs:103:24
Sep 21 10:22:42.547 INFO kablam!   |
Sep 21 10:22:42.547 INFO kablam! 10| #![cfg_attr(test, deny(warnings))]
Sep 21 10:22:42.547 INFO kablam!   |                        ^^^^^^^^
Sep 21 10:22:42.547 INFO kablam!   = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Sep 21 10:22:42.547 INFO kablam! 
Sep 21 10:22:43.250 INFO kablam! error: aborting due to previous error
Sep 21 10:22:43.258 INFO kablam! 
Sep 21 10:22:43.278 INFO kablam! error: Could not compile `flate2`.
Sep 21 10:22:43.278 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 10:22:44.128 INFO kablam! error: build failed
Sep 21 10:22:44.130 INFO kablam! su: No module specific data is present
Sep 21 10:22:45.177 INFO running `"docker" "rm" "-f" "e7d2fb55774917d8c1919cce2c1c8e71e07416f67ed8d27ec4db45e7b1f48916"`
Sep 21 10:22:45.327 INFO blam! e7d2fb55774917d8c1919cce2c1c8e71e07416f67ed8d27ec4db45e7b1f48916