Sep 14 11:57:51.320 INFO checking pdf-0.5.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 11:57:51.320 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 11:57:51.320 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 11:57:51.522 INFO blam! f9471cd39b70ff3cecdcd94c9af9c63129b405db45322d3310c264898a0cf042
Sep 14 11:57:51.527 INFO running `"docker" "start" "-a" "f9471cd39b70ff3cecdcd94c9af9c63129b405db45322d3310c264898a0cf042"`
Sep 14 11:57:52.515 INFO kablam! usermod: no changes
Sep 14 11:57:52.582 INFO kablam!    Compiling pdf v0.5.2 (file:///source)
Sep 14 11:57:53.115 INFO kablam! warning: variable does not need to be mutable
Sep 14 11:57:53.115 INFO kablam!   --> src/build_metrics.rs:37:9
Sep 14 11:57:53.115 INFO kablam!    |
Sep 14 11:57:53.115 INFO kablam! 37 |     let mut f = &mut File::create(&dst).unwrap();
Sep 14 11:57:53.115 INFO kablam!    |         ----^
Sep 14 11:57:53.115 INFO kablam!    |         |
Sep 14 11:57:53.115 INFO kablam!    |         help: remove this `mut`
Sep 14 11:57:53.119 INFO kablam!    |
Sep 14 11:57:53.119 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 11:57:53.119 INFO kablam! 
Sep 14 11:57:57.830 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
Sep 14 11:57:57.832 INFO kablam! su: No module specific data is present
Sep 14 11:57:58.424 INFO running `"docker" "rm" "-f" "f9471cd39b70ff3cecdcd94c9af9c63129b405db45322d3310c264898a0cf042"`
Sep 14 11:57:58.514 INFO blam! f9471cd39b70ff3cecdcd94c9af9c63129b405db45322d3310c264898a0cf042