Sep 19 21:37:44.135 INFO checking num-bigint-0.2.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 21:37:44.135 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 21:37:44.135 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-3/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 21:37:44.481 INFO blam! c7c6e0240d82dfcde0daeb28909a894405bc724983a142e5d7d4ee5595cf0375
Sep 19 21:37:44.483 INFO running `"docker" "start" "-a" "c7c6e0240d82dfcde0daeb28909a894405bc724983a142e5d7d4ee5595cf0375"`
Sep 19 21:37:45.866 INFO kablam! usermod: no changes
Sep 19 21:37:45.998 INFO kablam!    Compiling num-bigint v0.2.0 (/source)
Sep 19 21:37:51.007 INFO kablam! error[E0464]: multiple matching crates for `rand`
Sep 19 21:37:51.007 INFO kablam!  --> benches/gcd.rs:7:1
Sep 19 21:37:51.007 INFO kablam!   |
Sep 19 21:37:51.007 INFO kablam! 7 | extern crate rand;
Sep 19 21:37:51.007 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 19 21:37:51.007 INFO kablam!   |
Sep 19 21:37:51.007 INFO kablam!   = note: candidates:
Sep 19 21:37:51.007 INFO kablam!           crate `rand`: /rustup-home/toolchains/ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-d5362173c1b9558f.rlib
Sep 19 21:37:51.007 INFO kablam!           crate `rand`: /rustup-home/toolchains/ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-97ce7087704555ff.rlib
Sep 19 21:37:51.007 INFO kablam! 
Sep 19 21:37:51.007 INFO kablam! error[E0463]: can't find crate for `rand`
Sep 19 21:37:51.007 INFO kablam!  --> benches/gcd.rs:7:1
Sep 19 21:37:51.007 INFO kablam!   |
Sep 19 21:37:51.007 INFO kablam! 7 | extern crate rand;
Sep 19 21:37:51.007 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 19 21:37:51.007 INFO kablam! 
Sep 19 21:37:51.007 INFO kablam! error: aborting due to 2 previous errors
Sep 19 21:37:51.007 INFO kablam! 
Sep 19 21:37:51.008 INFO kablam! Some errors occurred: E0463, E0464.
Sep 19 21:37:51.008 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Sep 19 21:37:51.014 INFO kablam! error: Could not compile `num-bigint`.
Sep 19 21:37:51.015 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 21:37:51.355 INFO kablam! error[E0464]: multiple matching crates for `rand`
Sep 19 21:37:51.355 INFO kablam!  --> benches/bigint.rs:6:1
Sep 19 21:37:51.355 INFO kablam!   |
Sep 19 21:37:51.355 INFO kablam! 6 | extern crate rand;
Sep 19 21:37:51.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Sep 19 21:37:51.355 INFO kablam!   |
Sep 19 21:37:51.355 INFO kablam!   = note: candidates:
Sep 19 21:37:51.355 INFO kablam!           crate `rand`: /rustup-home/toolchains/ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-d5362173c1b9558f.rlib
Sep 19 21:37:51.355 INFO kablam!           crate `rand`: /rustup-home/toolchains/ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librand-97ce7087704555ff.rlib
Sep 19 21:37:51.355 INFO kablam! 
Sep 19 21:37:51.355 INFO kablam! error[E0463]: can't find crate for `rand`
Sep 19 21:37:51.355 INFO kablam!  --> benches/bigint.rs:6:1
Sep 19 21:37:51.355 INFO kablam!   |
Sep 19 21:37:51.355 INFO kablam! 6 | extern crate rand;
Sep 19 21:37:51.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 19 21:37:51.355 INFO kablam! 
Sep 19 21:37:51.355 INFO kablam! error: aborting due to 2 previous errors
Sep 19 21:37:51.355 INFO kablam! 
Sep 19 21:37:51.355 INFO kablam! Some errors occurred: E0463, E0464.
Sep 19 21:37:51.355 INFO kablam! For more information about an error, try `rustc --explain E0463`.
Sep 19 21:37:51.361 INFO kablam! error: Could not compile `num-bigint`.
Sep 19 21:37:51.361 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 21:37:52.770 INFO kablam! warning: unused arithmetic operation which must be used
Sep 19 21:37:52.770 INFO kablam!    --> tests/biguint.rs:769:5
Sep 19 21:37:52.770 INFO kablam!     |
Sep 19 21:37:52.770 INFO kablam! 769 |     a - b;
Sep 19 21:37:52.770 INFO kablam!     |     ^^^^^
Sep 19 21:37:52.770 INFO kablam!     |
Sep 19 21:37:52.770 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 19 21:37:52.770 INFO kablam! 
Sep 19 21:37:52.824 INFO kablam! error: build failed
Sep 19 21:37:52.825 INFO kablam! su: No module specific data is present
Sep 19 21:37:53.239 INFO running `"docker" "rm" "-f" "c7c6e0240d82dfcde0daeb28909a894405bc724983a142e5d7d4ee5595cf0375"`
Sep 19 21:37:53.296 INFO blam! c7c6e0240d82dfcde0daeb28909a894405bc724983a142e5d7d4ee5595cf0375