Sep 10 10:35:28.275 INFO checking rustfmt-nightly-0.99.4 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 10:35:28.275 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 10:35:28.275 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 10:35:28.467 INFO blam! 1dfdad4f7ae04d06975451ce3704d585593c202479dc1634174f47f5993f042a
Sep 10 10:35:28.469 INFO running `"docker" "start" "-a" "1dfdad4f7ae04d06975451ce3704d585593c202479dc1634174f47f5993f042a"`
Sep 10 10:35:29.493 INFO kablam! usermod: no changes
Sep 10 10:35:29.734 INFO kablam!    Compiling rustc-rayon-core v0.1.1
Sep 10 10:35:29.750 INFO kablam!     Checking scoped-tls v0.1.2
Sep 10 10:35:29.750 INFO kablam!    Compiling rustc-ap-rustc_target v237.0.0
Sep 10 10:35:29.750 INFO kablam!    Compiling rustc-ap-syntax v237.0.0
Sep 10 10:35:29.750 INFO kablam!    Compiling rustfmt-nightly v0.99.4 (file:///source)
Sep 10 10:35:29.750 INFO kablam!     Checking rustc-hash v1.0.1
Sep 10 10:35:29.750 INFO kablam!     Checking ena v0.9.3
Sep 10 10:35:29.750 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v237.0.0
Sep 10 10:35:30.388 INFO kablam!     Checking smallvec v0.6.5
Sep 10 10:35:30.410 INFO kablam!     Checking semver v0.9.0
Sep 10 10:35:30.930 INFO kablam!    Compiling derive-new v0.5.5
Sep 10 10:35:31.914 INFO kablam!     Checking error-chain v0.12.0
Sep 10 10:35:31.984 INFO kablam!     Checking assert_cli v0.6.3
Sep 10 10:35:32.221 INFO kablam!     Checking parking_lot_core v0.2.14
Sep 10 10:35:32.221 INFO kablam!     Checking rustc-ap-serialize v237.0.0
Sep 10 10:35:33.409 INFO kablam!     Checking cargo_metadata v0.6.0
Sep 10 10:35:33.762 INFO kablam!     Checking parking_lot v0.5.5
Sep 10 10:35:34.290 INFO kablam!     Checking rustc-rayon v0.1.1
Sep 10 10:35:42.859 INFO kablam!     Checking rustc-ap-rustc_data_structures v237.0.0
Sep 10 10:35:47.786 INFO kablam!     Checking rustc-ap-arena v237.0.0
Sep 10 10:35:48.815 INFO kablam!     Checking rustc-ap-syntax_pos v237.0.0
Sep 10 10:35:50.590 INFO kablam!     Checking rustc-ap-rustc_errors v237.0.0
Sep 10 10:36:28.991 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 59.47s
Sep 10 10:36:29.016 INFO kablam! su: No module specific data is present
Sep 10 10:36:29.946 INFO running `"docker" "rm" "-f" "1dfdad4f7ae04d06975451ce3704d585593c202479dc1634174f47f5993f042a"`
Sep 10 10:36:30.081 INFO blam! 1dfdad4f7ae04d06975451ce3704d585593c202479dc1634174f47f5993f042a