Sep 04 06:10:42.250 INFO checking slog-config-0.4.0 against try#5fe695a3844714c70e8f7731a553f7947987a68a for pr-53913
Sep 04 06:10:42.250 INFO running: cargo +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets
Sep 04 06:10:42.250 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53913/try#5fe695a3844714c70e8f7731a553f7947987a68a:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-0/try#5fe695a3844714c70e8f7731a553f7947987a68a:/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 +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 06:10:42.434 INFO blam! b078b6ef99e1e195b928d3e640026aa3ec733debb6a5ab8269a1c1935f96a9bd
Sep 04 06:10:42.436 INFO running `"docker" "start" "-a" "b078b6ef99e1e195b928d3e640026aa3ec733debb6a5ab8269a1c1935f96a9bd"`
Sep 04 06:10:43.138 INFO kablam! warning: Package `toml v0.4.6` does not have feature `serde`. It has a required dependency with that name, but only optional dependencies can be used as features. This is currently a warning to ease the transition, but it will become an error in the future.
Sep 04 06:10:43.153 INFO kablam!     Checking toml v0.4.6
Sep 04 06:10:43.153 INFO kablam!     Checking slog-json v2.2.0
Sep 04 06:10:43.153 INFO kablam!     Checking slog-term v2.4.0
Sep 04 06:10:43.812 INFO kablam! error[E0659]: `warn` is ambiguous
Sep 04 06:10:43.812 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-term-2.4.0/src/lib.rs:105:4
Sep 04 06:10:43.812 INFO kablam!     |
Sep 04 06:10:43.812 INFO kablam! 105 | #![warn(missing_docs)]
Sep 04 06:10:43.812 INFO kablam!     |    ^^^^
Sep 04 06:10:43.812 INFO kablam!     |
Sep 04 06:10:43.812 INFO kablam! note: `warn` could refer to the name imported here
Sep 04 06:10:43.812 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-term-2.4.0/src/lib.rs:113:5
Sep 04 06:10:43.812 INFO kablam!     |
Sep 04 06:10:43.812 INFO kablam! 113 | use slog::*;
Sep 04 06:10:43.812 INFO kablam!     |     ^^^^^^^
Sep 04 06:10:43.812 INFO kablam! note: `warn` could also refer to the name defined here
Sep 04 06:10:43.813 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-term-2.4.0/src/lib.rs:105:4
Sep 04 06:10:43.813 INFO kablam!     |
Sep 04 06:10:43.813 INFO kablam! 105 | #![warn(missing_docs)]
Sep 04 06:10:43.813 INFO kablam!     |    ^^^^
Sep 04 06:10:43.813 INFO kablam!     = note: consider adding an explicit import of `warn` to disambiguate
Sep 04 06:10:43.813 INFO kablam! 
Sep 04 06:10:44.645 INFO kablam! error: aborting due to previous error
Sep 04 06:10:44.645 INFO kablam! 
Sep 04 06:10:44.645 INFO kablam! For more information about this error, try `rustc --explain E0659`.
Sep 04 06:10:44.654 INFO kablam! error: Could not compile `slog-term`.
Sep 04 06:10:44.654 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 04 06:10:46.322 INFO kablam! error: build failed
Sep 04 06:10:46.324 INFO kablam! su: No module specific data is present
Sep 04 06:10:46.755 INFO running `"docker" "rm" "-f" "b078b6ef99e1e195b928d3e640026aa3ec733debb6a5ab8269a1c1935f96a9bd"`
Sep 04 06:10:46.848 INFO blam! b078b6ef99e1e195b928d3e640026aa3ec733debb6a5ab8269a1c1935f96a9bd