Sep 10 18:53:48.268 INFO checking from_variants-0.3.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 18:53:48.268 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 18:53:48.268 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 18:53:48.469 INFO blam! 17f44c58de68725a11e2ec68323215776f53267015b5f888080f71f5b317af1a
Sep 10 18:53:48.472 INFO running `"docker" "start" "-a" "17f44c58de68725a11e2ec68323215776f53267015b5f888080f71f5b317af1a"`
Sep 10 18:53:50.089 INFO kablam! usermod: no changes
Sep 10 18:53:50.169 INFO kablam!    Compiling ident_case v1.0.0
Sep 10 18:53:50.174 INFO kablam!    Compiling syn v0.13.11
Sep 10 18:54:11.963 INFO kablam!    Compiling darling_core v0.4.0
Sep 10 18:54:18.518 INFO kablam!    Compiling darling_macro v0.4.0
Sep 10 18:54:21.498 INFO kablam!    Compiling darling v0.4.0
Sep 10 18:54:22.640 INFO kablam!    Compiling from_variants_impl v0.3.0
Sep 10 18:54:25.577 INFO kablam!     Checking from_variants v0.3.0 (file:///source)
Sep 10 18:54:26.684 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 36.57s
Sep 10 18:54:26.700 INFO kablam! su: No module specific data is present
Sep 10 18:54:27.444 INFO running `"docker" "rm" "-f" "17f44c58de68725a11e2ec68323215776f53267015b5f888080f71f5b317af1a"`
Sep 10 18:54:27.511 INFO blam! 17f44c58de68725a11e2ec68323215776f53267015b5f888080f71f5b317af1a