Sep 01 14:11:31.096 INFO checking merkle-1.10.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 14:11:31.096 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 14:11:31.096 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/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 14:11:31.248 INFO blam! c3331ac559ee04a459f1e4a1be4bec0b6d1c1dcea295815b626450c335a3bc84
Sep 01 14:11:31.250 INFO running `"docker" "start" "-a" "c3331ac559ee04a459f1e4a1be4bec0b6d1c1dcea295815b626450c335a3bc84"`
Sep 01 14:11:32.227 INFO kablam!    Compiling merkle v1.10.0 (file:///source)
Sep 01 14:11:34.838 INFO kablam! error[E0464]: multiple matching crates for `rand`
Sep 01 14:11:34.838 INFO kablam!  --> benches/lib.rs:4:1
Sep 01 14:11:34.838 INFO kablam!   |
Sep 01 14:11:34.838 INFO kablam! 4 | extern crate rand;
Sep 01 14:11:34.838 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 01 14:11:34.838 INFO kablam!   |
Sep 01 14:11:34.838 INFO kablam!   = note: candidates:
Sep 01 14:11:34.838 INFO kablam!           crate `rand`: /rustup-home/toolchains/1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-6c0c815848f04865.rlib
Sep 01 14:11:34.838 INFO kablam!           crate `rand`: /rustup-home/toolchains/1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-3a6eaeed1390ab28.rlib
Sep 01 14:11:34.838 INFO kablam! 
Sep 01 14:11:34.839 INFO kablam! error[E0463]: can't find crate for `rand`
Sep 01 14:11:34.839 INFO kablam!  --> benches/lib.rs:4:1
Sep 01 14:11:34.839 INFO kablam!   |
Sep 01 14:11:34.839 INFO kablam! 4 | extern crate rand;
Sep 01 14:11:34.839 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 01 14:11:34.839 INFO kablam! 
Sep 01 14:11:34.839 INFO kablam! error: aborting due to 2 previous errors
Sep 01 14:11:34.839 INFO kablam! 
Sep 01 14:11:34.839 INFO kablam! Some errors occurred: E0463, E0464.
Sep 01 14:11:34.839 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Sep 01 14:11:34.844 INFO kablam! error: Could not compile `merkle`.
Sep 01 14:11:34.844 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 14:11:34.931 INFO kablam! error: build failed
Sep 01 14:11:34.932 INFO kablam! su: No module specific data is present
Sep 01 14:11:35.440 INFO running `"docker" "rm" "-f" "c3331ac559ee04a459f1e4a1be4bec0b6d1c1dcea295815b626450c335a3bc84"`
Sep 01 14:11:35.558 INFO blam! c3331ac559ee04a459f1e4a1be4bec0b6d1c1dcea295815b626450c335a3bc84