[INFO] fetching crate lib_composite 0.7.0...
[INFO] documenting lib_composite-0.7.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate lib_composite 0.7.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate lib_composite 0.7.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lib_composite 0.7.0
[INFO] finished tweaking crates.io crate lib_composite 0.7.0
[INFO] tweaked toml for crates.io crate lib_composite 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-cstr-fork v0.2.2
[INFO] [stderr]   Downloaded libc-extra v0.0.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c73894bf00ed448dfe5e1c36cf3c20355f33ee48157942e620ca919ce41ba2b
[INFO] running `Command { std: "docker" "start" "-a" "2c73894bf00ed448dfe5e1c36cf3c20355f33ee48157942e620ca919ce41ba2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c73894bf00ed448dfe5e1c36cf3c20355f33ee48157942e620ca919ce41ba2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c73894bf00ed448dfe5e1c36cf3c20355f33ee48157942e620ca919ce41ba2b", kill_on_drop: false }`
[INFO] [stdout] 2c73894bf00ed448dfe5e1c36cf3c20355f33ee48157942e620ca919ce41ba2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0c27cad386ca53145a4db52d70f072a40d9c5e33b7ef3ae1d5fe8e90b4c7f4d
[INFO] running `Command { std: "docker" "start" "-a" "d0c27cad386ca53145a4db52d70f072a40d9c5e33b7ef3ae1d5fe8e90b4c7f4d", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking libc v0.2.142
[INFO] [stderr]     Checking const-cstr-fork v0.2.2
[INFO] [stderr]     Checking libc-extra v0.0.15
[INFO] [stderr]  Documenting lib_composite v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(optin_builtin_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `auto_traits`
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lib_composite`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name lib_composite src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=50aa21bbbef7119a -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-d79a265c6bc4000f.rmeta --extern libc_extra=/opt/rustwide/target/debug/deps/liblibc_extra-149c5b176b764303.rmeta --cap-lints=warn --crate-version 0.7.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d0c27cad386ca53145a4db52d70f072a40d9c5e33b7ef3ae1d5fe8e90b4c7f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c27cad386ca53145a4db52d70f072a40d9c5e33b7ef3ae1d5fe8e90b4c7f4d", kill_on_drop: false }`
[INFO] [stdout] d0c27cad386ca53145a4db52d70f072a40d9c5e33b7ef3ae1d5fe8e90b4c7f4d
