Sep 04 05:32:08.514 INFO checking stacktrace-0.2.1 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 05:32:08.514 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 05:32:08.514 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-1/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 05:32:08.838 INFO blam! d9be1da75877929287caa3ff7000f8702edffbdee988d4eb00568c24be297d51
Sep 04 05:32:08.840 INFO running `"docker" "start" "-a" "d9be1da75877929287caa3ff7000f8702edffbdee988d4eb00568c24be297d51"`
Sep 04 05:32:09.620 INFO kablam!     Checking stacktrace v0.2.1 (file:///source)
Sep 04 05:32:10.583 INFO kablam! warning: unused import: `std::fmt::Debug`
Sep 04 05:32:10.583 INFO kablam!  --> examples/using_result/main.rs:3:5
Sep 04 05:32:10.583 INFO kablam!   |
Sep 04 05:32:10.583 INFO kablam! 3 | use std::fmt::Debug;
Sep 04 05:32:10.583 INFO kablam!   |     ^^^^^^^^^^^^^^^
Sep 04 05:32:10.583 INFO kablam!   |
Sep 04 05:32:10.583 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 05:32:10.583 INFO kablam! 
Sep 04 05:32:10.705 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Sep 04 05:32:10.709 INFO kablam! su: No module specific data is present
Sep 04 05:32:11.106 INFO running `"docker" "rm" "-f" "d9be1da75877929287caa3ff7000f8702edffbdee988d4eb00568c24be297d51"`
Sep 04 05:32:11.185 INFO blam! d9be1da75877929287caa3ff7000f8702edffbdee988d4eb00568c24be297d51