[INFO] cloning repository https://github.com/Big-B/guided-rocket-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Big-B/guided-rocket-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBig-B%2Fguided-rocket-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBig-B%2Fguided-rocket-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 114633ec2d23adbb41b583486223e77302239039
[INFO] documenting Big-B/guided-rocket-rs against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBig-B%2Fguided-rocket-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Big-B/guided-rocket-rs
[INFO] finished tweaking git repo https://github.com/Big-B/guided-rocket-rs
[INFO] tweaked toml for git repo https://github.com/Big-B/guided-rocket-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Big-B/guided-rocket-rs on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Big-B/guided-rocket-rs 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/atsamd-rs/atsamd`
[INFO] [stderr]     Updating git repository `https://github.com/thejpster/embedded-sdmmc-rs`
[INFO] [stderr]     Updating git repository `https://github.com/Big-B/mpu6050`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded replace_with v0.1.7
[INFO] [stderr]   Downloaded semver v1.0.18
[INFO] [stderr]   Downloaded seq-macro v0.2.2
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded usb-device v0.2.9
[INFO] [stderr]   Downloaded atsamd21g v0.11.0
[INFO] [stderr]   Downloaded atsamd-hal v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a725006d31f54a25441ff934dc7fc314da7fbcd3474aafd24f224d362d9ab830
[INFO] running `Command { std: "docker" "start" "-a" "a725006d31f54a25441ff934dc7fc314da7fbcd3474aafd24f224d362d9ab830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a725006d31f54a25441ff934dc7fc314da7fbcd3474aafd24f224d362d9ab830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a725006d31f54a25441ff934dc7fc314da7fbcd3474aafd24f224d362d9ab830", kill_on_drop: false }`
[INFO] [stdout] a725006d31f54a25441ff934dc7fc314da7fbcd3474aafd24f224d362d9ab830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd61e14cfa3a675c22180b0e5596077abe0f62e86ba025aad5eff528e12ab90
[INFO] running `Command { std: "docker" "start" "-a" "3fd61e14cfa3a675c22180b0e5596077abe0f62e86ba025aad5eff528e12ab90", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling atsamd21g v0.11.0
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling arduino_mkrzero v0.12.0 (https://github.com/atsamd-rs/atsamd#fcbb7e55)
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking embedded-sdmmc v0.5.0 (https://github.com/thejpster/embedded-sdmmc-rs#ea53bc97)
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking simba v0.7.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]     Checking nalgebra v0.31.4
[INFO] [stderr]     Checking atsamd-hal v0.14.0
[INFO] [stderr]     Checking mpu6050 v0.1.6 (https://github.com/Big-B/mpu6050#aeb0e91b)
[INFO] [stderr]  Documenting guided-rocket-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mpu6050::Steps`
[INFO] [stdout]   --> src/main.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 | use mpu6050::{Mpu6050, Steps};
[INFO] [stdout]    |                        ^^^^^ no `Steps` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `guided-rocket-rs`
[INFO] running `Command { std: "docker" "inspect" "3fd61e14cfa3a675c22180b0e5596077abe0f62e86ba025aad5eff528e12ab90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd61e14cfa3a675c22180b0e5596077abe0f62e86ba025aad5eff528e12ab90", kill_on_drop: false }`
[INFO] [stdout] 3fd61e14cfa3a675c22180b0e5596077abe0f62e86ba025aad5eff528e12ab90
