Sep 01 12:39:19.981 INFO checking num-derive-0.1.44 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 12:39:19.981 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 12:39:19.981 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 12:39:20.223 INFO blam! 3f41c55003c3f55474cd77bf5672d5ed4ab18bc9b95ba135a795e8bd338ba2b2
Sep 01 12:39:20.225 INFO running `"docker" "start" "-a" "3f41c55003c3f55474cd77bf5672d5ed4ab18bc9b95ba135a795e8bd338ba2b2"`
Sep 01 12:39:21.274 INFO kablam!     Checking rustc-serialize v0.3.24
Sep 01 12:39:21.281 INFO kablam!     Checking num-traits v0.2.5
Sep 01 12:39:21.297 INFO kablam!    Compiling num-derive v0.1.44 (file:///source)
Sep 01 12:39:28.257 INFO kablam!     Checking num-integer v0.1.39
Sep 01 12:39:29.630 INFO kablam!     Checking num-iter v0.1.37
Sep 01 12:39:33.585 INFO kablam!     Checking num-bigint v0.1.44
Sep 01 12:39:33.587 INFO kablam!     Checking num-complex v0.1.43
Sep 01 12:39:36.893 INFO kablam!     Checking num-rational v0.1.42
Sep 01 12:39:38.126 INFO kablam!     Checking num v0.1.42
Sep 01 12:39:43.607 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 22.48s
Sep 01 12:39:43.616 INFO kablam! su: No module specific data is present
Sep 01 12:39:44.210 INFO running `"docker" "rm" "-f" "3f41c55003c3f55474cd77bf5672d5ed4ab18bc9b95ba135a795e8bd338ba2b2"`
Sep 01 12:39:44.314 INFO blam! 3f41c55003c3f55474cd77bf5672d5ed4ab18bc9b95ba135a795e8bd338ba2b2