Sep 04 08:26:33.877 INFO checking perfcnt-0.3.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 08:26:33.877 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 08:26:33.877 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 08:26:34.029 INFO blam! 2da28456f9c313c80b8aceddd7fc3377469b3f1447f6fad0c473063ce8e65474
Sep 04 08:26:34.033 INFO running `"docker" "start" "-a" "2da28456f9c313c80b8aceddd7fc3377469b3f1447f6fad0c473063ce8e65474"`
Sep 04 08:26:35.146 INFO kablam!    Compiling phf_shared v0.7.23
Sep 04 08:26:35.146 INFO kablam!     Checking raw-cpuid v2.0.2
Sep 04 08:26:35.203 INFO kablam!    Compiling num-complex v0.1.43
Sep 04 08:26:35.203 INFO kablam!     Checking mmap v0.1.1
Sep 04 08:26:35.211 INFO kablam!    Compiling num-rational v0.1.42
Sep 04 08:26:35.739 INFO kablam!    Compiling phf_generator v0.7.23
Sep 04 08:26:35.933 INFO kablam!     Checking phf v0.7.23
Sep 04 08:26:37.619 INFO kablam!    Compiling phf_codegen v0.7.23
Sep 04 08:26:39.853 INFO kablam!    Compiling num v0.1.42
Sep 04 08:26:40.324 INFO kablam!    Compiling serde v0.6.15
Sep 04 08:26:45.435 INFO kablam!    Compiling serde_json v0.6.1
Sep 04 08:26:48.011 INFO kablam!    Compiling x86 v0.6.2
Sep 04 08:26:49.356 INFO kablam! error[E0635]: unknown feature `convert`
Sep 04 08:26:49.356 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.6.2/build.rs:1:54
Sep 04 08:26:49.356 INFO kablam!   |
Sep 04 08:26:49.356 INFO kablam! 1 | #![cfg_attr(feature = "performance-counter", feature(convert))]
Sep 04 08:26:49.356 INFO kablam!   |                                                      ^^^^^^^
Sep 04 08:26:49.356 INFO kablam! 
Sep 04 08:26:49.368 INFO kablam! error: aborting due to previous error
Sep 04 08:26:49.368 INFO kablam! 
Sep 04 08:26:49.368 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 04 08:26:49.384 INFO kablam! error: Could not compile `x86`.
Sep 04 08:26:49.384 INFO kablam! 
Sep 04 08:26:49.384 INFO kablam! To learn more, run the command again with --verbose.
Sep 04 08:26:49.387 INFO kablam! su: No module specific data is present
Sep 04 08:26:49.834 INFO running `"docker" "rm" "-f" "2da28456f9c313c80b8aceddd7fc3377469b3f1447f6fad0c473063ce8e65474"`
Sep 04 08:26:49.932 INFO blam! 2da28456f9c313c80b8aceddd7fc3377469b3f1447f6fad0c473063ce8e65474