[INFO] cloning repository https://github.com/Pyxxil/tech-interview-as-a-service
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pyxxil/tech-interview-as-a-service" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyxxil%2Ftech-interview-as-a-service", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyxxil%2Ftech-interview-as-a-service'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a39df4fdffc3e0dee36844cb93798ea9bd7bf91
[INFO] documenting Pyxxil/tech-interview-as-a-service against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPyxxil%2Ftech-interview-as-a-service" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pyxxil/tech-interview-as-a-service on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pyxxil/tech-interview-as-a-service
[INFO] finished tweaking git repo https://github.com/Pyxxil/tech-interview-as-a-service
[INFO] tweaked toml for git repo https://github.com/Pyxxil/tech-interview-as-a-service written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Pyxxil/tech-interview-as-a-service already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded worker-macros v0.0.2
[INFO] [stderr]   Downloaded worker-sys v0.0.2
[INFO] [stderr]   Downloaded matchit v0.4.2
[INFO] [stderr]   Downloaded parse-zoneinfo v0.1.1
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded chrono-tz v0.4.1
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded worker-kv v0.3.0
[INFO] [stderr]   Downloaded worker v0.0.6
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddf33ebe568bfdd3af5eb813dfee1d2b8993b89d039915a6dd88b8a0778f5c34
[INFO] running `Command { std: "docker" "start" "-a" "ddf33ebe568bfdd3af5eb813dfee1d2b8993b89d039915a6dd88b8a0778f5c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddf33ebe568bfdd3af5eb813dfee1d2b8993b89d039915a6dd88b8a0778f5c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf33ebe568bfdd3af5eb813dfee1d2b8993b89d039915a6dd88b8a0778f5c34", kill_on_drop: false }`
[INFO] [stdout] ddf33ebe568bfdd3af5eb813dfee1d2b8993b89d039915a6dd88b8a0778f5c34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbc8fc38a52d99a608984260fb180fea59cf32d55a4e970ffe5eca93d53dfd9a
[INFO] running `Command { std: "docker" "start" "-a" "bbc8fc38a52d99a608984260fb180fea59cf32d55a4e970ffe5eca93d53dfd9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking matchit v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling parse-zoneinfo v0.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling chrono-tz v0.4.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking js-sys v0.3.55
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.28
[INFO] [stderr]     Checking web-sys v0.3.55
[INFO] [stderr]     Checking worker-kv v0.3.0
[INFO] [stderr]     Checking worker-sys v0.0.2
[INFO] [stderr]    Compiling worker-macros v0.0.2
[INFO] [stderr]     Checking worker v0.0.6
[INFO] [stderr]  Documenting interview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(option_result_contains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `interview`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type cdylib --crate-type rlib --crate-name interview src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="console_error_panic_hook"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0e1ff81f881d9b1e -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-dcce77079dd8fe1e.rmeta --extern console_error_panic_hook=/opt/rustwide/target/debug/deps/libconsole_error_panic_hook-c9649e5ff279f52a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d50f864a79d8de8c.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d9dcf521884633bf.rmeta --extern worker=/opt/rustwide/target/debug/deps/libworker-364ae63aea23a6a3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "bbc8fc38a52d99a608984260fb180fea59cf32d55a4e970ffe5eca93d53dfd9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc8fc38a52d99a608984260fb180fea59cf32d55a4e970ffe5eca93d53dfd9a", kill_on_drop: false }`
[INFO] [stdout] bbc8fc38a52d99a608984260fb180fea59cf32d55a4e970ffe5eca93d53dfd9a