[INFO] crate typename 0.1.1 is already in cache
[INFO] extracting crate typename 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/typename/0.1.1
[INFO] extracting crate typename 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/typename/0.1.1
[INFO] validating manifest of typename-0.1.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of typename-0.1.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing typename-0.1.1
[INFO] finished frobbing typename-0.1.1
[INFO] frobbed toml for typename-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/typename/0.1.1/Cargo.toml
[INFO] started frobbing typename-0.1.1
[INFO] finished frobbing typename-0.1.1
[INFO] frobbed toml for typename-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/typename/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing typename-0.1.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/typename/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 939a9e10e4cc6dfcc259945ec2d7e0c4e95e3982360f9860c81750e7f2a97c8c
[INFO] running `"docker" "start" "-a" "939a9e10e4cc6dfcc259945ec2d7e0c4e95e3982360f9860c81750e7f2a97c8c"`
[INFO] [stderr]    Compiling typename_derive v0.1.3
[INFO] [stderr]    Compiling typename v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `"docker" "inspect" "939a9e10e4cc6dfcc259945ec2d7e0c4e95e3982360f9860c81750e7f2a97c8c"`
[INFO] running `"docker" "rm" "-f" "939a9e10e4cc6dfcc259945ec2d7e0c4e95e3982360f9860c81750e7f2a97c8c"`
[INFO] [stdout] 939a9e10e4cc6dfcc259945ec2d7e0c4e95e3982360f9860c81750e7f2a97c8c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/typename/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4de29decf75621b70b26abedc8f3677be3605b48e766f0f2bad36feaeeaa507d
[INFO] running `"docker" "start" "-a" "4de29decf75621b70b26abedc8f3677be3605b48e766f0f2bad36feaeeaa507d"`
[INFO] [stderr]    Compiling typename v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/derive.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> src/lib.rs:49:19
[INFO] [stderr]    |
[INFO] [stderr] 49 | #![cfg_attr(test, feature(test, core_intrinsics))]
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `typename`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4de29decf75621b70b26abedc8f3677be3605b48e766f0f2bad36feaeeaa507d"`
[INFO] running `"docker" "rm" "-f" "4de29decf75621b70b26abedc8f3677be3605b48e766f0f2bad36feaeeaa507d"`
[INFO] [stdout] 4de29decf75621b70b26abedc8f3677be3605b48e766f0f2bad36feaeeaa507d