[INFO] cloning repository https://github.com/Khigashiguchi/rust_rocket_simple_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Khigashiguchi/rust_rocket_simple_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKhigashiguchi%2Frust_rocket_simple_app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKhigashiguchi%2Frust_rocket_simple_app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e0893513ff07e98aae929278fb2ecc0eaa9f954
[INFO] documenting Khigashiguchi/rust_rocket_simple_app against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKhigashiguchi%2Frust_rocket_simple_app" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Khigashiguchi/rust_rocket_simple_app on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Khigashiguchi/rust_rocket_simple_app
[INFO] finished tweaking git repo https://github.com/Khigashiguchi/rust_rocket_simple_app
[INFO] tweaked toml for git repo https://github.com/Khigashiguchi/rust_rocket_simple_app written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Khigashiguchi/rust_rocket_simple_app already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest v0.4.1
[INFO] [stderr]   Downloaded isatty v0.1.6
[INFO] [stderr]   Downloaded rocket_contrib v0.3.3
[INFO] [stderr]   Downloaded smallvec v0.4.4
[INFO] [stderr]   Downloaded serde v1.0.23
[INFO] [stderr]   Downloaded slug v0.1.2
[INFO] [stderr]   Downloaded pear v0.0.10
[INFO] [stderr]   Downloaded tera v0.10.10
[INFO] [stderr]   Downloaded yansi v0.3.4
[INFO] [stderr]   Downloaded serde_derive v1.0.23
[INFO] [stderr]   Downloaded cookie v0.9.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.32
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded hyper v0.10.13
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded rocket v0.3.3
[INFO] [stderr]   Downloaded ring v0.11.0
[INFO] [stderr]   Downloaded unidecode v0.2.0
[INFO] [stderr]   Downloaded rocket_codegen v0.3.3
[INFO] [stderr]   Downloaded backtrace v0.3.4
[INFO] [stderr]   Downloaded humansize v1.0.2
[INFO] [stderr]   Downloaded state v0.3.2
[INFO] [stderr]   Downloaded serde_json v1.0.7
[INFO] [stderr]   Downloaded rayon v0.7.1
[INFO] [stderr]   Downloaded untrusted v0.5.1
[INFO] [stderr]   Downloaded pear_codegen v0.0.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb3066b8931079546229306909451628ab73c5364623c6e5082e2ecdff8c9d4d
[INFO] running `Command { std: "docker" "start" "-a" "fb3066b8931079546229306909451628ab73c5364623c6e5082e2ecdff8c9d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3066b8931079546229306909451628ab73c5364623c6e5082e2ecdff8c9d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3066b8931079546229306909451628ab73c5364623c6e5082e2ecdff8c9d4d", kill_on_drop: false }`
[INFO] [stdout] fb3066b8931079546229306909451628ab73c5364623c6e5082e2ecdff8c9d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a41f57f1e5156f11dfbaffd05fda9053442a51ec7f9f0cd4b3431a68a50715
[INFO] running `Command { std: "docker" "start" "-a" "c4a41f57f1e5156f11dfbaffd05fda9053442a51ec7f9f0cd4b3431a68a50715", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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[E0635]: unknown feature `const_atomic_bool_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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] [stderr]    Compiling cc v1.0.3
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c4a41f57f1e5156f11dfbaffd05fda9053442a51ec7f9f0cd4b3431a68a50715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a41f57f1e5156f11dfbaffd05fda9053442a51ec7f9f0cd4b3431a68a50715", kill_on_drop: false }`
[INFO] [stdout] c4a41f57f1e5156f11dfbaffd05fda9053442a51ec7f9f0cd4b3431a68a50715
