Sep 01 11:37:51.386 INFO checking perfcnt-0.3.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 11:37:51.386 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 11:37:51.387 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 11:37:51.535 INFO blam! 23564d89ae303772be40cea985e2f1ba400d803b061d24cfd5974f265849099d
Sep 01 11:37:51.536 INFO running `"docker" "start" "-a" "23564d89ae303772be40cea985e2f1ba400d803b061d24cfd5974f265849099d"`
Sep 01 11:37:52.361 INFO kablam!    Compiling phf_shared v0.7.23
Sep 01 11:37:52.361 INFO kablam!     Checking raw-cpuid v2.0.2
Sep 01 11:37:52.364 INFO kablam!    Compiling serde v0.6.15
Sep 01 11:37:52.659 INFO kablam!     Checking phf v0.7.23
Sep 01 11:37:52.689 INFO kablam!    Compiling phf_generator v0.7.23
Sep 01 11:37:53.561 INFO kablam!    Compiling phf_codegen v0.7.23
Sep 01 11:37:59.233 INFO kablam!    Compiling serde_json v0.6.1
Sep 01 11:38:01.476 INFO kablam!    Compiling x86 v0.6.2
Sep 01 11:38:02.584 INFO kablam! error[E0635]: unknown feature `convert`
Sep 01 11:38:02.584 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.6.2/build.rs:1:54
Sep 01 11:38:02.584 INFO kablam!   |
Sep 01 11:38:02.584 INFO kablam! 1 | #![cfg_attr(feature = "performance-counter", feature(convert))]
Sep 01 11:38:02.584 INFO kablam!   |                                                      ^^^^^^^
Sep 01 11:38:02.584 INFO kablam! 
Sep 01 11:38:02.591 INFO kablam! error: aborting due to previous error
Sep 01 11:38:02.591 INFO kablam! 
Sep 01 11:38:02.591 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 01 11:38:02.602 INFO kablam! error: Could not compile `x86`.
Sep 01 11:38:02.602 INFO kablam! 
Sep 01 11:38:02.602 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 11:38:02.604 INFO kablam! su: No module specific data is present
Sep 01 11:38:03.002 INFO running `"docker" "rm" "-f" "23564d89ae303772be40cea985e2f1ba400d803b061d24cfd5974f265849099d"`
Sep 01 11:38:03.090 INFO blam! 23564d89ae303772be40cea985e2f1ba400d803b061d24cfd5974f265849099d