[INFO] crate specs_time 0.6.1 is already in cache
[INFO] testing specs_time-0.6.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate specs_time 0.6.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate specs_time 0.6.1 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 specs_time 0.6.1
[INFO] finished tweaking crates.io crate specs_time 0.6.1
[INFO] tweaked toml for crates.io crate specs_time 0.6.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate specs_time 0.6.1 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 08cef5c96f9d547d688f21eebb134991c50c0589d42022492e274cd8c4f4a004
[INFO] running `"docker" "start" "-a" "08cef5c96f9d547d688f21eebb134991c50c0589d42022492e274cd8c4f4a004"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling tuple_utils v0.3.0
[INFO] [stderr]    Compiling shrev v1.1.1
[INFO] [stderr]    Compiling type-name v0.1.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/type-name-0.1.0/src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![feature(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 `type-name`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "08cef5c96f9d547d688f21eebb134991c50c0589d42022492e274cd8c4f4a004"`
[INFO] running `"docker" "rm" "-f" "08cef5c96f9d547d688f21eebb134991c50c0589d42022492e274cd8c4f4a004"`
[INFO] [stdout] 08cef5c96f9d547d688f21eebb134991c50c0589d42022492e274cd8c4f4a004