[INFO] updating cached repository https://github.com/DMSrs/dmsrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1112ccf256dbd14a6101cec7c74503ddbef89dc
[INFO] testing DMSrs/dmsrs against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDMSrs%2Fdmsrs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DMSrs/dmsrs on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DMSrs/dmsrs
[INFO] finished tweaking git repo https://github.com/DMSrs/dmsrs
[INFO] tweaked toml for git repo https://github.com/DMSrs/dmsrs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/DMSrs/dmsrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b9f4873e29fa802710010d8edf68e2b87181f7ff5e3f0381b86028a2053c143
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1b9f4873e29fa802710010d8edf68e2b87181f7ff5e3f0381b86028a2053c143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b9f4873e29fa802710010d8edf68e2b87181f7ff5e3f0381b86028a2053c143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b9f4873e29fa802710010d8edf68e2b87181f7ff5e3f0381b86028a2053c143", kill_on_drop: false }`
[INFO] [stdout] 1b9f4873e29fa802710010d8edf68e2b87181f7ff5e3f0381b86028a2053c143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc3c84284cdd53502895521dec1f706126f420f674bda480fbaaf48ad699a2ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc3c84284cdd53502895521dec1f706126f420f674bda480fbaaf48ad699a2ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling pear v0.0.18
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling smallvec v0.6.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling fallible-iterator v0.1.4
[INFO] [stderr]    Compiling unidecode v0.3.0
[INFO] [stderr]    Compiling askama_shared v0.7.0
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling pest v0.4.1
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling atomic v0.4.0
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/atomic-0.4.0/src/lib.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     feature = "nightly", feature(const_fn, cfg_target_has_atomic, integer_atomics, atomic_min_max)
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atomic`.
[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 `Command { std: "docker" "inspect" "fc3c84284cdd53502895521dec1f706126f420f674bda480fbaaf48ad699a2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3c84284cdd53502895521dec1f706126f420f674bda480fbaaf48ad699a2ee", kill_on_drop: false }`
[INFO] [stdout] fc3c84284cdd53502895521dec1f706126f420f674bda480fbaaf48ad699a2ee