Sep 10 13:08:52.509 INFO checking perfcnt-0.3.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 13:08:52.509 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 13:08:52.509 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 13:08:52.656 INFO blam! 48ee381b200975fae4689d10284f97b30e60f9780146e8724d30feea16fa0881
Sep 10 13:08:52.659 INFO running `"docker" "start" "-a" "48ee381b200975fae4689d10284f97b30e60f9780146e8724d30feea16fa0881"`
Sep 10 13:08:53.816 INFO kablam! usermod: no changes
Sep 10 13:08:53.882 INFO kablam!    Compiling byteorder v0.5.3
Sep 10 13:08:53.883 INFO kablam!    Compiling phf_shared v0.7.23
Sep 10 13:08:53.883 INFO kablam!     Checking raw-cpuid v2.0.2
Sep 10 13:08:53.884 INFO kablam!    Compiling num-integer v0.1.39
Sep 10 13:08:53.885 INFO kablam!    Compiling num-complex v0.1.43
Sep 10 13:08:53.885 INFO kablam!     Checking mmap v0.1.1
Sep 10 13:08:54.067 INFO kablam!     Checking phf v0.7.23
Sep 10 13:08:54.114 INFO kablam!    Compiling phf_generator v0.7.23
Sep 10 13:08:54.282 INFO kablam!    Compiling csv v0.14.7
Sep 10 13:08:54.592 INFO kablam!    Compiling phf_codegen v0.7.23
Sep 10 13:08:54.872 INFO kablam!    Compiling num-bigint v0.1.44
Sep 10 13:08:54.872 INFO kablam!    Compiling num-iter v0.1.37
Sep 10 13:08:57.935 INFO kablam!    Compiling num-rational v0.1.42
Sep 10 13:08:59.548 INFO kablam!    Compiling num v0.1.42
Sep 10 13:08:59.740 INFO kablam!    Compiling serde v0.6.15
Sep 10 13:09:02.737 INFO kablam!    Compiling serde_json v0.6.1
Sep 10 13:09:03.838 INFO kablam!    Compiling x86 v0.6.2
Sep 10 13:09:04.362 INFO kablam! error[E0635]: unknown feature `convert`
Sep 10 13:09:04.362 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.6.2/build.rs:1:54
Sep 10 13:09:04.362 INFO kablam!   |
Sep 10 13:09:04.362 INFO kablam! 1 | #![cfg_attr(feature = "performance-counter", feature(convert))]
Sep 10 13:09:04.362 INFO kablam!   |                                                      ^^^^^^^
Sep 10 13:09:04.362 INFO kablam! 
Sep 10 13:09:04.368 INFO kablam! error: aborting due to previous error
Sep 10 13:09:04.369 INFO kablam! 
Sep 10 13:09:04.369 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 13:09:04.378 INFO kablam! error: Could not compile `x86`.
Sep 10 13:09:04.378 INFO kablam! 
Sep 10 13:09:04.378 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 13:09:04.381 INFO kablam! su: No module specific data is present
Sep 10 13:09:04.807 INFO running `"docker" "rm" "-f" "48ee381b200975fae4689d10284f97b30e60f9780146e8724d30feea16fa0881"`
Sep 10 13:09:04.893 INFO blam! 48ee381b200975fae4689d10284f97b30e60f9780146e8724d30feea16fa0881