Sep 02 14:17:36.902 INFO checking flate2-0.2.20 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 14:17:36.903 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 14:17:36.903 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 14:17:37.125 INFO blam! 562c8ae257de3a10b474f02e4dbad7d70fba8657dce6d1895af962ab72f4c59c
Sep 02 14:17:37.128 INFO running `"docker" "start" "-a" "562c8ae257de3a10b474f02e4dbad7d70fba8657dce6d1895af962ab72f4c59c"`
Sep 02 14:17:38.416 INFO kablam!     Checking flate2 v0.2.20 (file:///source)
Sep 02 14:17:39.329 INFO kablam! warning: unused import: `std::env`
Sep 02 14:17:39.329 INFO kablam!  --> src/gz/mod.rs:1:5
Sep 02 14:17:39.329 INFO kablam!   |
Sep 02 14:17:39.329 INFO kablam! 1 | use std::env;
Sep 02 14:17:39.329 INFO kablam!   |     ^^^^^^^^
Sep 02 14:17:39.329 INFO kablam!   |
Sep 02 14:17:39.329 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 02 14:17:39.329 INFO kablam! 
Sep 02 14:17:39.716 INFO kablam! error: unused import: `std::env`
Sep 02 14:17:39.716 INFO kablam!  --> src/gz/mod.rs:1:5
Sep 02 14:17:39.716 INFO kablam!   |
Sep 02 14:17:39.716 INFO kablam! 1 | use std::env;
Sep 02 14:17:39.716 INFO kablam!   |     ^^^^^^^^
Sep 02 14:17:39.716 INFO kablam!   |
Sep 02 14:17:39.716 INFO kablam! note: lint level defined here
Sep 02 14:17:39.716 INFO kablam!  --> src/lib.rs:103:24
Sep 02 14:17:39.716 INFO kablam!   |
Sep 02 14:17:39.716 INFO kablam! 10| #![cfg_attr(test, deny(warnings))]
Sep 02 14:17:39.716 INFO kablam!   |                        ^^^^^^^^
Sep 02 14:17:39.716 INFO kablam!   = note: #[deny(unused_imports)] implied by #[deny(warnings)]
Sep 02 14:17:39.716 INFO kablam! 
Sep 02 14:17:41.665 INFO kablam! error: aborting due to previous error
Sep 02 14:17:41.665 INFO kablam! 
Sep 02 14:17:41.699 INFO kablam! error: Could not compile `flate2`.
Sep 02 14:17:41.699 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 14:17:44.385 INFO kablam! error: build failed
Sep 02 14:17:44.387 INFO kablam! su: No module specific data is present
Sep 02 14:17:44.916 INFO running `"docker" "rm" "-f" "562c8ae257de3a10b474f02e4dbad7d70fba8657dce6d1895af962ab72f4c59c"`
Sep 02 14:17:45.077 INFO blam! 562c8ae257de3a10b474f02e4dbad7d70fba8657dce6d1895af962ab72f4c59c