Nov 07 12:13:50.374 INFO checking merkle-1.10.0 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 12:13:50.374 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-5/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 12:13:50.803 INFO blam! b1a0a9b38c759fb0f086f3d788c7000ca36f3f10dc18be4ebc05000f91a0eceb
Nov 07 12:13:50.805 INFO running `"docker" "start" "-a" "b1a0a9b38c759fb0f086f3d788c7000ca36f3f10dc18be4ebc05000f91a0eceb"`
Nov 07 12:13:51.611 INFO kablam! usermod: no changes
Nov 07 12:13:51.751 INFO kablam!    Compiling merkle v1.10.0 (/source)
Nov 07 12:13:55.116 INFO kablam! error[E0464]: multiple matching crates for `rand`
Nov 07 12:13:55.116 INFO kablam!  --> benches/lib.rs:4:1
Nov 07 12:13:55.116 INFO kablam!   |
Nov 07 12:13:55.116 INFO kablam! 4 | extern crate rand;
Nov 07 12:13:55.116 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Nov 07 12:13:55.116 INFO kablam!   |
Nov 07 12:13:55.116 INFO kablam!   = note: candidates:
Nov 07 12:13:55.116 INFO kablam!           crate `rand`: /rustup-home/toolchains/24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-56c7124b1bbcc554.rlib
Nov 07 12:13:55.116 INFO kablam!           crate `rand`: /rustup-home/toolchains/24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-3c431ff1b0eced4e.rlib
Nov 07 12:13:55.116 INFO kablam! 
Nov 07 12:13:55.116 INFO kablam! error[E0463]: can't find crate for `rand`
Nov 07 12:13:55.116 INFO kablam!  --> benches/lib.rs:4:1
Nov 07 12:13:55.116 INFO kablam!   |
Nov 07 12:13:55.116 INFO kablam! 4 | extern crate rand;
Nov 07 12:13:55.116 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Nov 07 12:13:55.116 INFO kablam! 
Nov 07 12:13:55.116 INFO kablam! error: aborting due to 2 previous errors
Nov 07 12:13:55.116 INFO kablam! 
Nov 07 12:13:55.116 INFO kablam! Some errors occurred: E0463, E0464.
Nov 07 12:13:55.116 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Nov 07 12:13:55.128 INFO kablam! error: Could not compile `merkle`.
Nov 07 12:13:55.128 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 07 12:13:55.252 INFO kablam! error: build failed
Nov 07 12:13:55.252 INFO kablam! su: No module specific data is present
Nov 07 12:13:55.912 INFO running `"docker" "rm" "-f" "b1a0a9b38c759fb0f086f3d788c7000ca36f3f10dc18be4ebc05000f91a0eceb"`
Nov 07 12:13:56.180 INFO blam! b1a0a9b38c759fb0f086f3d788c7000ca36f3f10dc18be4ebc05000f91a0eceb