Sep 21 10:38:55.058 INFO checking failure-0.1.2 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:38:55.058 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:38:55.058 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/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 10:38:55.356 INFO blam! f7b44f374f824e1ab11ca46e715247a9fcc54847499d489e0e025924985be86e
Sep 21 10:38:55.358 INFO running `"docker" "start" "-a" "f7b44f374f824e1ab11ca46e715247a9fcc54847499d489e0e025924985be86e"`
Sep 21 10:38:56.643 INFO kablam! usermod: no changes
Sep 21 10:38:56.718 INFO kablam!     Checking failure v0.1.2 (/source)
Sep 21 10:38:58.338 INFO kablam! warning: unused `#[macro_use]` import
Sep 21 10:38:58.338 INFO kablam!  --> examples/simple.rs:1:1
Sep 21 10:38:58.338 INFO kablam!   |
Sep 21 10:38:58.338 INFO kablam! 1 | #[macro_use]
Sep 21 10:38:58.338 INFO kablam!   | ^^^^^^^^^^^^
Sep 21 10:38:58.338 INFO kablam!   |
Sep 21 10:38:58.338 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 10:38:58.338 INFO kablam! 
Sep 21 10:38:58.446 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
Sep 21 10:38:58.450 INFO kablam! su: No module specific data is present
Sep 21 10:38:59.377 INFO running `"docker" "rm" "-f" "f7b44f374f824e1ab11ca46e715247a9fcc54847499d489e0e025924985be86e"`
Sep 21 10:38:59.501 INFO blam! f7b44f374f824e1ab11ca46e715247a9fcc54847499d489e0e025924985be86e