[INFO] cloning repository https://github.com/y-usuzumi/xsrc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/y-usuzumi/xsrc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy-usuzumi%2Fxsrc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy-usuzumi%2Fxsrc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9854a63ce18092e924dc2941d750e5e15ffa068
[INFO] documenting y-usuzumi/xsrc-rs against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy-usuzumi%2Fxsrc-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/y-usuzumi/xsrc-rs on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/y-usuzumi/xsrc-rs
[INFO] finished tweaking git repo https://github.com/y-usuzumi/xsrc-rs
[INFO] tweaked toml for git repo https://github.com/y-usuzumi/xsrc-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/y-usuzumi/xsrc-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "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] 4eab69a11418fbc9f881d493aef19ba7c213157d187cc21ad9c7f57190997a59
[INFO] running `Command { std: "docker" "start" "-a" "4eab69a11418fbc9f881d493aef19ba7c213157d187cc21ad9c7f57190997a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eab69a11418fbc9f881d493aef19ba7c213157d187cc21ad9c7f57190997a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eab69a11418fbc9f881d493aef19ba7c213157d187cc21ad9c7f57190997a59", kill_on_drop: false }`
[INFO] [stdout] 4eab69a11418fbc9f881d493aef19ba7c213157d187cc21ad9c7f57190997a59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] be15236a5fc8a76ce8d8718c49b3b8409be017fef26b277d52f091e57feab28c
[INFO] running `Command { std: "docker" "start" "-a" "be15236a5fc8a76ce8d8718c49b3b8409be017fef26b277d52f091e57feab28c", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking serde_test v1.0.80
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]  Documenting utils v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking serde_yaml v0.8.8
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking codegen v0.1.0 (/opt/rustwide/workdir/codegen)
[INFO] [stderr]  Documenting codegen v0.1.0 (/opt/rustwide/workdir/codegen)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> codegen/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> codegen/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `codegen` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> codegen/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `codegen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name codegen codegen/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=86c87a54970b0178 -L dependency=/opt/rustwide/target/debug/deps --extern linked_hash_map=/opt/rustwide/target/debug/deps/liblinked_hash_map-026015d91b81d632.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-ae49faccd5f2d0ee.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-f3480a59244ecf0f.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b1ca6a5b6e9d9db5.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "be15236a5fc8a76ce8d8718c49b3b8409be017fef26b277d52f091e57feab28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be15236a5fc8a76ce8d8718c49b3b8409be017fef26b277d52f091e57feab28c", kill_on_drop: false }`
[INFO] [stdout] be15236a5fc8a76ce8d8718c49b3b8409be017fef26b277d52f091e57feab28c