Sep 19 21:05:39.436 INFO checking perfcnt-0.3.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 21:05:39.436 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 21:05:39.436 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/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 21:05:39.610 INFO blam! d234151303b1a34bfb4c05fb0d24662f06d6588f1fa08cfb2270882334aeaa2d
Sep 19 21:05:39.612 INFO running `"docker" "start" "-a" "d234151303b1a34bfb4c05fb0d24662f06d6588f1fa08cfb2270882334aeaa2d"`
Sep 19 21:05:40.806 INFO kablam! usermod: no changes
Sep 19 21:05:40.903 INFO kablam!    Compiling byteorder v0.5.3
Sep 19 21:05:40.907 INFO kablam!    Compiling phf_shared v0.7.23
Sep 19 21:05:40.907 INFO kablam!     Checking raw-cpuid v2.0.2
Sep 19 21:05:40.908 INFO kablam!    Compiling num-complex v0.1.43
Sep 19 21:05:40.908 INFO kablam!     Checking mmap v0.1.1
Sep 19 21:05:40.909 INFO kablam!    Compiling num-iter v0.1.37
Sep 19 21:05:40.909 INFO kablam!    Compiling num-rational v0.1.42
Sep 19 21:05:41.266 INFO kablam!     Checking phf v0.7.23
Sep 19 21:05:41.505 INFO kablam!    Compiling phf_generator v0.7.23
Sep 19 21:05:41.786 INFO kablam!    Compiling csv v0.14.7
Sep 19 21:05:42.227 INFO kablam!    Compiling phf_codegen v0.7.23
Sep 19 21:05:43.434 INFO kablam!    Compiling num v0.1.42
Sep 19 21:05:44.111 INFO kablam!    Compiling serde v0.6.15
Sep 19 21:05:47.042 INFO kablam!    Compiling serde_json v0.6.1
Sep 19 21:05:48.135 INFO kablam!    Compiling x86 v0.6.2
Sep 19 21:05:48.694 INFO kablam! error[E0635]: unknown feature `convert`
Sep 19 21:05:48.694 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.6.2/build.rs:1:54
Sep 19 21:05:48.694 INFO kablam!   |
Sep 19 21:05:48.694 INFO kablam! 1 | #![cfg_attr(feature = "performance-counter", feature(convert))]
Sep 19 21:05:48.694 INFO kablam!   |                                                      ^^^^^^^
Sep 19 21:05:48.694 INFO kablam! 
Sep 19 21:05:48.701 INFO kablam! error: aborting due to previous error
Sep 19 21:05:48.701 INFO kablam! 
Sep 19 21:05:48.701 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 19 21:05:48.711 INFO kablam! error: Could not compile `x86`.
Sep 19 21:05:48.711 INFO kablam! 
Sep 19 21:05:48.711 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 21:05:48.712 INFO kablam! su: No module specific data is present
Sep 19 21:05:49.605 INFO running `"docker" "rm" "-f" "d234151303b1a34bfb4c05fb0d24662f06d6588f1fa08cfb2270882334aeaa2d"`
Sep 19 21:05:49.782 INFO blam! d234151303b1a34bfb4c05fb0d24662f06d6588f1fa08cfb2270882334aeaa2d