Sep 02 06:57:52.371 INFO checking mwmatching-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 06:57:52.371 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 06:57:52.371 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/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 02 06:57:52.590 INFO blam! c56782f0fac7cedc41769dbe57afd6177ff8b544a95beb60e26b60da1aaab74c
Sep 02 06:57:52.592 INFO running `"docker" "start" "-a" "c56782f0fac7cedc41769dbe57afd6177ff8b544a95beb60e26b60da1aaab74c"`
Sep 02 06:57:53.246 INFO kablam!     Checking mwmatching v0.1.1 (file:///source)
Sep 02 06:57:55.072 INFO kablam! error[E0464]: multiple matching crates for `rand`
Sep 02 06:57:55.072 INFO kablam!  --> examples/largedata/main.rs:4:1
Sep 02 06:57:55.072 INFO kablam!   |
Sep 02 06:57:55.072 INFO kablam! 4 | extern crate rand;
Sep 02 06:57:55.072 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 02 06:57:55.072 INFO kablam!   |
Sep 02 06:57:55.072 INFO kablam!   = note: candidates:
Sep 02 06:57:55.072 INFO kablam!           crate `rand`: /rustup-home/toolchains/1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-6c0c815848f04865.rlib
Sep 02 06:57:55.072 INFO kablam!           crate `rand`: /rustup-home/toolchains/1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-3a6eaeed1390ab28.rlib
Sep 02 06:57:55.072 INFO kablam! 
Sep 02 06:57:55.073 INFO kablam! error[E0463]: can't find crate for `rand`
Sep 02 06:57:55.073 INFO kablam!  --> examples/largedata/main.rs:4:1
Sep 02 06:57:55.073 INFO kablam!   |
Sep 02 06:57:55.073 INFO kablam! 4 | extern crate rand;
Sep 02 06:57:55.073 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 02 06:57:55.073 INFO kablam! 
Sep 02 06:57:55.073 INFO kablam! error: aborting due to 2 previous errors
Sep 02 06:57:55.073 INFO kablam! 
Sep 02 06:57:55.073 INFO kablam! Some errors occurred: E0463, E0464.
Sep 02 06:57:55.073 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Sep 02 06:57:55.078 INFO kablam! error: Could not compile `mwmatching`.
Sep 02 06:57:55.078 INFO kablam! 
Sep 02 06:57:55.078 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 06:57:55.080 INFO kablam! su: No module specific data is present
Sep 02 06:57:55.482 INFO running `"docker" "rm" "-f" "c56782f0fac7cedc41769dbe57afd6177ff8b544a95beb60e26b60da1aaab74c"`
Sep 02 06:57:55.618 INFO blam! c56782f0fac7cedc41769dbe57afd6177ff8b544a95beb60e26b60da1aaab74c