Aug 31 18:59:47.538 INFO checking perfcnt-0.3.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 18:59:47.539 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 18:59:47.539 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 18:59:47.680 INFO blam! 9ced002d49fe42a6f46205073fe4deddaa89b042cb83bba7d1cb77c21033570a
Aug 31 18:59:47.681 INFO running `"docker" "start" "-a" "9ced002d49fe42a6f46205073fe4deddaa89b042cb83bba7d1cb77c21033570a"`
Aug 31 18:59:48.406 INFO kablam!    Compiling phf_shared v0.7.23
Aug 31 18:59:48.406 INFO kablam!     Checking raw-cpuid v2.0.2
Aug 31 18:59:48.410 INFO kablam!    Compiling num-complex v0.1.43
Aug 31 18:59:48.410 INFO kablam!     Checking mmap v0.1.1
Aug 31 18:59:48.411 INFO kablam!    Compiling num-rational v0.1.42
Aug 31 18:59:48.950 INFO kablam!    Compiling phf_generator v0.7.23
Aug 31 18:59:49.122 INFO kablam!     Checking phf v0.7.23
Aug 31 18:59:50.058 INFO kablam!    Compiling phf_codegen v0.7.23
Aug 31 18:59:52.001 INFO kablam!    Compiling num v0.1.42
Aug 31 18:59:52.441 INFO kablam!    Compiling serde v0.6.15
Aug 31 18:59:57.412 INFO kablam!    Compiling serde_json v0.6.1
Aug 31 19:00:00.195 INFO kablam!    Compiling x86 v0.6.2
Aug 31 19:00:01.521 INFO kablam! error[E0635]: unknown feature `convert`
Aug 31 19:00:01.521 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.6.2/build.rs:1:54
Aug 31 19:00:01.521 INFO kablam!   |
Aug 31 19:00:01.521 INFO kablam! 1 | #![cfg_attr(feature = "performance-counter", feature(convert))]
Aug 31 19:00:01.521 INFO kablam!   |                                                      ^^^^^^^
Aug 31 19:00:01.522 INFO kablam! 
Aug 31 19:00:01.530 INFO kablam! error: aborting due to previous error
Aug 31 19:00:01.530 INFO kablam! 
Aug 31 19:00:01.530 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 31 19:00:01.540 INFO kablam! error: Could not compile `x86`.
Aug 31 19:00:01.540 INFO kablam! 
Aug 31 19:00:01.540 INFO kablam! To learn more, run the command again with --verbose.
Aug 31 19:00:01.541 INFO kablam! su: No module specific data is present
Aug 31 19:00:02.037 INFO running `"docker" "rm" "-f" "9ced002d49fe42a6f46205073fe4deddaa89b042cb83bba7d1cb77c21033570a"`
Aug 31 19:00:02.165 INFO blam! 9ced002d49fe42a6f46205073fe4deddaa89b042cb83bba7d1cb77c21033570a