[INFO] fetching crate borsh 0.9.3...
[INFO] documenting borsh-0.9.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate borsh 0.9.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate borsh 0.9.3 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate borsh 0.9.3
[INFO] finished tweaking crates.io crate borsh 0.9.3
[INFO] tweaked toml for crates.io crate borsh 0.9.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate borsh 0.9.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 923b033c63da967b91225cee4e5e99a3c00342694e166813667f26f0d169a167
[INFO] running `Command { std: "docker" "start" "-a" "923b033c63da967b91225cee4e5e99a3c00342694e166813667f26f0d169a167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "923b033c63da967b91225cee4e5e99a3c00342694e166813667f26f0d169a167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923b033c63da967b91225cee4e5e99a3c00342694e166813667f26f0d169a167", kill_on_drop: false }`
[INFO] [stdout] 923b033c63da967b91225cee4e5e99a3c00342694e166813667f26f0d169a167
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8bb1ef65f0d274e47cc57c02e823441618dac40ff719e128925de4a41540d582
[INFO] running `Command { std: "docker" "start" "-a" "8bb1ef65f0d274e47cc57c02e823441618dac40ff719e128925de4a41540d582", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.3
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]  Documenting borsh v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking borsh v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]   --> src/de/mod.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     #[doc(hidden)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[doc(hidden)]` is ignored on trait impl items
[INFO] [stdout]   --> src/de/mod.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     #[doc(hidden)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: whether the impl item is `doc(hidden)` or not entirely depends on the corresponding trait item
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.50s
[INFO] running `Command { std: "docker" "inspect" "8bb1ef65f0d274e47cc57c02e823441618dac40ff719e128925de4a41540d582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb1ef65f0d274e47cc57c02e823441618dac40ff719e128925de4a41540d582", kill_on_drop: false }`
[INFO] [stdout] 8bb1ef65f0d274e47cc57c02e823441618dac40ff719e128925de4a41540d582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3c7b0746b6a3e1a3c6f8002fb5c4e7dcb06d5de40c955837d23cc1814625481
[INFO] running `Command { std: "docker" "start" "-a" "f3c7b0746b6a3e1a3c6f8002fb5c4e7dcb06d5de40c955837d23cc1814625481", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.9.3
[INFO] [stderr]    Compiling borsh-derive-internal v0.9.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]  Documenting borsh v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.43s
[INFO] running `Command { std: "docker" "inspect" "f3c7b0746b6a3e1a3c6f8002fb5c4e7dcb06d5de40c955837d23cc1814625481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c7b0746b6a3e1a3c6f8002fb5c4e7dcb06d5de40c955837d23cc1814625481", kill_on_drop: false }`
[INFO] [stdout] f3c7b0746b6a3e1a3c6f8002fb5c4e7dcb06d5de40c955837d23cc1814625481