Sep 14 16:48:47.792 INFO checking failure-0.1.2 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 16:48:47.792 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 16:48:47.792 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-6/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 16:48:48.174 INFO blam! 9306256c0fdb89a895c5823ccf07576ffd6f922cb50a40af30ae948ad9123bc6
Sep 14 16:48:48.176 INFO running `"docker" "start" "-a" "9306256c0fdb89a895c5823ccf07576ffd6f922cb50a40af30ae948ad9123bc6"`
Sep 14 16:48:49.467 INFO kablam! usermod: no changes
Sep 14 16:48:49.525 INFO kablam!     Checking failure v0.1.2 (file:///source)
Sep 14 16:48:50.612 INFO kablam! warning: unused `#[macro_use]` import
Sep 14 16:48:50.612 INFO kablam!  --> examples/simple.rs:1:1
Sep 14 16:48:50.612 INFO kablam!   |
Sep 14 16:48:50.612 INFO kablam! 1 | #[macro_use]
Sep 14 16:48:50.612 INFO kablam!   | ^^^^^^^^^^^^
Sep 14 16:48:50.612 INFO kablam!   |
Sep 14 16:48:50.612 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 14 16:48:50.612 INFO kablam! 
Sep 14 16:48:50.674 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Sep 14 16:48:50.677 INFO kablam! su: No module specific data is present
Sep 14 16:48:51.290 INFO running `"docker" "rm" "-f" "9306256c0fdb89a895c5823ccf07576ffd6f922cb50a40af30ae948ad9123bc6"`
Sep 14 16:48:51.346 INFO blam! 9306256c0fdb89a895c5823ccf07576ffd6f922cb50a40af30ae948ad9123bc6