Nov 01 19:53:58.963 INFO checking merkle-1.10.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 19:53:58.964 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 19:53:59.182 INFO blam! fdd9fd807f732cb10934fb58065917b4ac6e89132c2ed0861bd54446d319a274
Nov 01 19:53:59.186 INFO running `"docker" "start" "-a" "fdd9fd807f732cb10934fb58065917b4ac6e89132c2ed0861bd54446d319a274"`
Nov 01 19:53:59.784 INFO kablam! usermod: no changes
Nov 01 19:53:59.892 INFO kablam!    Compiling merkle v1.10.0 (/source)
Nov 01 19:54:02.804 INFO kablam! error[E0464]: multiple matching crates for `rand`
Nov 01 19:54:02.804 INFO kablam!  --> benches/lib.rs:4:1
Nov 01 19:54:02.804 INFO kablam!   |
Nov 01 19:54:02.804 INFO kablam! 4 | extern crate rand;
Nov 01 19:54:02.804 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Nov 01 19:54:02.804 INFO kablam!   |
Nov 01 19:54:02.804 INFO kablam!   = note: candidates:
Nov 01 19:54:02.804 INFO kablam!           crate `rand`: /rustup-home/toolchains/d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-0220aac6a481a0f3.rlib
Nov 01 19:54:02.804 INFO kablam!           crate `rand`: /rustup-home/toolchains/d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-bc23be888f9061cf.rlib
Nov 01 19:54:02.804 INFO kablam! 
Nov 01 19:54:02.804 INFO kablam! error[E0463]: can't find crate for `rand`
Nov 01 19:54:02.804 INFO kablam!  --> benches/lib.rs:4:1
Nov 01 19:54:02.804 INFO kablam!   |
Nov 01 19:54:02.805 INFO kablam! 4 | extern crate rand;
Nov 01 19:54:02.805 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Nov 01 19:54:02.805 INFO kablam! 
Nov 01 19:54:02.805 INFO kablam! error: aborting due to 2 previous errors
Nov 01 19:54:02.805 INFO kablam! 
Nov 01 19:54:02.805 INFO kablam! Some errors occurred: E0463, E0464.
Nov 01 19:54:02.805 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Nov 01 19:54:02.805 INFO kablam! error: Could not compile `merkle`.
Nov 01 19:54:02.805 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 01 19:54:02.882 INFO kablam! error: build failed
Nov 01 19:54:02.882 INFO kablam! su: No module specific data is present
Nov 01 19:54:03.401 INFO running `"docker" "rm" "-f" "fdd9fd807f732cb10934fb58065917b4ac6e89132c2ed0861bd54446d319a274"`
Nov 01 19:54:03.584 INFO blam! fdd9fd807f732cb10934fb58065917b4ac6e89132c2ed0861bd54446d319a274