[INFO] cloning repository https://github.com/Adam-Gleave/multiboot2-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adam-Gleave/multiboot2-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Fmultiboot2-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Fmultiboot2-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90dc46b36665f98112fc41e57d3b5133c61db869
[INFO] documenting Adam-Gleave/multiboot2-rs against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdam-Gleave%2Fmultiboot2-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Adam-Gleave/multiboot2-rs on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Adam-Gleave/multiboot2-rs
[INFO] finished tweaking git repo https://github.com/Adam-Gleave/multiboot2-rs
[INFO] tweaked toml for git repo https://github.com/Adam-Gleave/multiboot2-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Adam-Gleave/multiboot2-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60005be43df3f1739757d7730943ea8e2823478eae7f4db6a2cac0f8cdcde6fc
[INFO] running `Command { std: "docker" "start" "-a" "60005be43df3f1739757d7730943ea8e2823478eae7f4db6a2cac0f8cdcde6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60005be43df3f1739757d7730943ea8e2823478eae7f4db6a2cac0f8cdcde6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60005be43df3f1739757d7730943ea8e2823478eae7f4db6a2cac0f8cdcde6fc", kill_on_drop: false }`
[INFO] [stdout] 60005be43df3f1739757d7730943ea8e2823478eae7f4db6a2cac0f8cdcde6fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e623443dcddb0cf7270e620a96b8910127f1f34a49a6838f6107da6eb97eab6
[INFO] running `Command { std: "docker" "start" "-a" "6e623443dcddb0cf7270e620a96b8910127f1f34a49a6838f6107da6eb97eab6", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]  Documenting multiboot2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/elf_sections.rs:149:15
[INFO] [stdout]     |
[INFO] [stdout] 149 |             0x6000_0000...0x6FFF_FFFF => SectionType::EnvironmentSpecific,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/elf_sections.rs:150:15
[INFO] [stdout]     |
[INFO] [stdout] 150 |             0x7000_0000...0x7FFF_FFFF => SectionType::ProcessorSpecific,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "6e623443dcddb0cf7270e620a96b8910127f1f34a49a6838f6107da6eb97eab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e623443dcddb0cf7270e620a96b8910127f1f34a49a6838f6107da6eb97eab6", kill_on_drop: false }`
[INFO] [stdout] 6e623443dcddb0cf7270e620a96b8910127f1f34a49a6838f6107da6eb97eab6