Oct 13 12:08:21.158 INFO checking merkle-1.10.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 12:08:21.158 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 12:08:21.433 INFO blam! e5423a1c66fc0b880aee0176704b71323d42caee07be632ccc098c02012578b8
Oct 13 12:08:21.434 INFO running `"docker" "start" "-a" "e5423a1c66fc0b880aee0176704b71323d42caee07be632ccc098c02012578b8"`
Oct 13 12:08:22.138 INFO kablam! usermod: no changes
Oct 13 12:08:22.232 INFO kablam!    Compiling merkle v1.10.0 (/source)
Oct 13 12:08:24.783 INFO kablam! error[E0464]: multiple matching crates for `rand`
Oct 13 12:08:24.783 INFO kablam!  --> benches/lib.rs:4:1
Oct 13 12:08:24.783 INFO kablam!   |
Oct 13 12:08:24.783 INFO kablam! 4 | extern crate rand;
Oct 13 12:08:24.784 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Oct 13 12:08:24.784 INFO kablam!   |
Oct 13 12:08:24.784 INFO kablam!   = note: candidates:
Oct 13 12:08:24.784 INFO kablam!           crate `rand`: /rustup-home/toolchains/4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-98644cf7533c919e.rlib
Oct 13 12:08:24.784 INFO kablam!           crate `rand`: /rustup-home/toolchains/4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-ff9b3d8303255602.rlib
Oct 13 12:08:24.784 INFO kablam! 
Oct 13 12:08:24.785 INFO kablam! error[E0463]: can't find crate for `rand`
Oct 13 12:08:24.785 INFO kablam!  --> benches/lib.rs:4:1
Oct 13 12:08:24.785 INFO kablam!   |
Oct 13 12:08:24.785 INFO kablam! 4 | extern crate rand;
Oct 13 12:08:24.785 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Oct 13 12:08:24.785 INFO kablam! 
Oct 13 12:08:24.785 INFO kablam! error: aborting due to 2 previous errors
Oct 13 12:08:24.785 INFO kablam! 
Oct 13 12:08:24.785 INFO kablam! Some errors occurred: E0463, E0464.
Oct 13 12:08:24.785 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Oct 13 12:08:24.788 INFO kablam! error: Could not compile `merkle`.
Oct 13 12:08:24.788 INFO kablam! warning: build failed, waiting for other jobs to finish...
Oct 13 12:08:24.824 INFO kablam! error: build failed
Oct 13 12:08:24.825 INFO kablam! su: No module specific data is present
Oct 13 12:08:25.060 INFO running `"docker" "rm" "-f" "e5423a1c66fc0b880aee0176704b71323d42caee07be632ccc098c02012578b8"`
Oct 13 12:08:25.135 INFO blam! e5423a1c66fc0b880aee0176704b71323d42caee07be632ccc098c02012578b8