[INFO] crate typename 0.1.2 is already in cache
[INFO] testing typename-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate typename 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate typename 0.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate typename 0.1.2
[INFO] finished tweaking crates.io crate typename 0.1.2
[INFO] tweaked toml for crates.io crate typename 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate typename 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 49c106ef64f773f7cce25ad61ac865ceaedd676b90fda028bae8f1e0eef155ee
[INFO] running `"docker" "start" "-a" "49c106ef64f773f7cce25ad61ac865ceaedd676b90fda028bae8f1e0eef155ee"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling typename_derive v0.1.4
[INFO] [stderr]    Compiling typename v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.09s
[INFO] running `"docker" "inspect" "49c106ef64f773f7cce25ad61ac865ceaedd676b90fda028bae8f1e0eef155ee"`
[INFO] running `"docker" "rm" "-f" "49c106ef64f773f7cce25ad61ac865ceaedd676b90fda028bae8f1e0eef155ee"`
[INFO] [stdout] 49c106ef64f773f7cce25ad61ac865ceaedd676b90fda028bae8f1e0eef155ee
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2f0614a016b9655351232e7288e80e25eff8b3f3ff4a5af3bd9c861a028e919
[INFO] running `"docker" "start" "-a" "b2f0614a016b9655351232e7288e80e25eff8b3f3ff4a5af3bd9c861a028e919"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling typename v0.1.2 (/opt/rustwide/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:54:19
[INFO] [stderr]    |
[INFO] [stderr] 54 | #![cfg_attr(test, feature(test, core_intrinsics))]
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[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" "b2f0614a016b9655351232e7288e80e25eff8b3f3ff4a5af3bd9c861a028e919"`
[INFO] running `"docker" "rm" "-f" "b2f0614a016b9655351232e7288e80e25eff8b3f3ff4a5af3bd9c861a028e919"`
[INFO] [stdout] b2f0614a016b9655351232e7288e80e25eff8b3f3ff4a5af3bd9c861a028e919