Sep 19 21:37:43.248 INFO checking num-bigint-0.2.0 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 21:37:43.248 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 21:37:43.248 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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=1000" "-e" "CMD=cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 21:37:43.611 INFO blam! ae991d7663632b5a76e5f3dbf05d7c9498d0f2412fff07995ae5f09507b7d0c7
Sep 19 21:37:43.614 INFO running `"docker" "start" "-a" "ae991d7663632b5a76e5f3dbf05d7c9498d0f2412fff07995ae5f09507b7d0c7"`
Sep 19 21:37:44.826 INFO kablam! usermod: no changes
Sep 19 21:37:44.959 INFO kablam!    Compiling num-bigint v0.2.0 (/source)
Sep 19 21:37:50.286 INFO kablam! error[E0464]: multiple matching crates for `rand`
Sep 19 21:37:50.287 INFO kablam!  --> benches/gcd.rs:7:1
Sep 19 21:37:50.287 INFO kablam!   |
Sep 19 21:37:50.287 INFO kablam! 7 | extern crate rand;
Sep 19 21:37:50.287 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 19 21:37:50.287 INFO kablam!   |
Sep 19 21:37:50.287 INFO kablam!   = note: candidates:
Sep 19 21:37:50.287 INFO kablam!           crate `rand`: /rustup-home/toolchains/fcacde07b66fe513e52c41b73aef91bcc121905b-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-661a02832529726d.rlib
Sep 19 21:37:50.287 INFO kablam!           crate `rand`: /rustup-home/toolchains/fcacde07b66fe513e52c41b73aef91bcc121905b-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-d8052e916758b6db.rlib
Sep 19 21:37:50.287 INFO kablam! 
Sep 19 21:37:50.287 INFO kablam! error[E0463]: can't find crate for `rand`
Sep 19 21:37:50.287 INFO kablam!  --> benches/gcd.rs:7:1
Sep 19 21:37:50.287 INFO kablam!   |
Sep 19 21:37:50.287 INFO kablam! 7 | extern crate rand;
Sep 19 21:37:50.287 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 19 21:37:50.287 INFO kablam! 
Sep 19 21:37:50.287 INFO kablam! error: aborting due to 2 previous errors
Sep 19 21:37:50.287 INFO kablam! 
Sep 19 21:37:50.287 INFO kablam! Some errors occurred: E0463, E0464.
Sep 19 21:37:50.287 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Sep 19 21:37:50.294 INFO kablam! error: Could not compile `num-bigint`.
Sep 19 21:37:50.295 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 21:37:50.338 INFO kablam! error[E0464]: multiple matching crates for `rand`
Sep 19 21:37:50.339 INFO kablam!  --> benches/bigint.rs:6:1
Sep 19 21:37:50.339 INFO kablam!   |
Sep 19 21:37:50.339 INFO kablam! 6 | extern crate rand;
Sep 19 21:37:50.339 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 19 21:37:50.339 INFO kablam!   |
Sep 19 21:37:50.339 INFO kablam!   = note: candidates:
Sep 19 21:37:50.339 INFO kablam!           crate `rand`: /rustup-home/toolchains/fcacde07b66fe513e52c41b73aef91bcc121905b-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-661a02832529726d.rlib
Sep 19 21:37:50.339 INFO kablam!           crate `rand`: /rustup-home/toolchains/fcacde07b66fe513e52c41b73aef91bcc121905b-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-d8052e916758b6db.rlib
Sep 19 21:37:50.339 INFO kablam! 
Sep 19 21:37:50.339 INFO kablam! error[E0463]: can't find crate for `rand`
Sep 19 21:37:50.339 INFO kablam!  --> benches/bigint.rs:6:1
Sep 19 21:37:50.339 INFO kablam!   |
Sep 19 21:37:50.339 INFO kablam! 6 | extern crate rand;
Sep 19 21:37:50.339 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 19 21:37:50.339 INFO kablam! 
Sep 19 21:37:50.339 INFO kablam! error: aborting due to 2 previous errors
Sep 19 21:37:50.339 INFO kablam! 
Sep 19 21:37:50.339 INFO kablam! Some errors occurred: E0463, E0464.
Sep 19 21:37:50.339 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Sep 19 21:37:50.339 INFO kablam! error: Could not compile `num-bigint`.
Sep 19 21:37:50.339 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 21:37:52.257 INFO kablam! warning: unused arithmetic operation which must be used
Sep 19 21:37:52.257 INFO kablam!    --> tests/biguint.rs:769:5
Sep 19 21:37:52.257 INFO kablam!     |
Sep 19 21:37:52.257 INFO kablam! 769 |     a - b;
Sep 19 21:37:52.257 INFO kablam!     |     ^^^^^
Sep 19 21:37:52.257 INFO kablam!     |
Sep 19 21:37:52.257 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 19 21:37:52.257 INFO kablam! 
Sep 19 21:37:52.310 INFO kablam! error: build failed
Sep 19 21:37:52.311 INFO kablam! su: No module specific data is present
Sep 19 21:37:52.856 INFO running `"docker" "rm" "-f" "ae991d7663632b5a76e5f3dbf05d7c9498d0f2412fff07995ae5f09507b7d0c7"`
Sep 19 21:37:52.924 INFO blam! ae991d7663632b5a76e5f3dbf05d7c9498d0f2412fff07995ae5f09507b7d0c7