[INFO] updating cached repository https://github.com/sunjay/crategrep
[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] 87ebc2550e5b56f3143862f67a7fdd5b839a5090
[INFO] checking sunjay/crategrep against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunjay%2Fcrategrep" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sunjay/crategrep on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sunjay/crategrep
[INFO] finished tweaking git repo https://github.com/sunjay/crategrep
[INFO] tweaked toml for git repo https://github.com/sunjay/crategrep written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/sunjay/crategrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a32e9a35933952a46e70c564644cb7924b0daebd40539d60fcbf4b990760bab
[INFO] running `Command { std: "docker" "start" "-a" "1a32e9a35933952a46e70c564644cb7924b0daebd40539d60fcbf4b990760bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a32e9a35933952a46e70c564644cb7924b0daebd40539d60fcbf4b990760bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a32e9a35933952a46e70c564644cb7924b0daebd40539d60fcbf4b990760bab", kill_on_drop: false }`
[INFO] [stdout] 1a32e9a35933952a46e70c564644cb7924b0daebd40539d60fcbf4b990760bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6718dea561c4886add343b5bf546133922d758236eb87d27e0d881ad8037f49f
[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" "6718dea561c4886add343b5bf546133922d758236eb87d27e0d881ad8037f49f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling pear v0.0.12
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_bool_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi`.
[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" "6718dea561c4886add343b5bf546133922d758236eb87d27e0d881ad8037f49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6718dea561c4886add343b5bf546133922d758236eb87d27e0d881ad8037f49f", kill_on_drop: false }`
[INFO] [stdout] 6718dea561c4886add343b5bf546133922d758236eb87d27e0d881ad8037f49f