[INFO] fetching crate pkgar-keys 0.1.0...
[INFO] documenting pkgar-keys-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate pkgar-keys 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate pkgar-keys 0.1.0 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 crates.io crate pkgar-keys 0.1.0
[INFO] finished tweaking crates.io crate pkgar-keys 0.1.0
[INFO] tweaked toml for crates.io crate pkgar-keys 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate pkgar-keys 0.1.0 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 serde_derive v1.0.136
[INFO] [stderr]   Downloaded memsec v0.6.0
[INFO] [stderr]   Downloaded syn v1.0.89
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] [stderr]   Downloaded addr2line v0.17.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.21
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded hex v0.4.3
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded dirs v3.0.2
[INFO] [stderr]   Downloaded seckey v0.11.2
[INFO] [stderr]   Downloaded backtrace v0.3.64
[INFO] [stderr]   Downloaded getrandom v0.2.5
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded quote v1.0.15
[INFO] [stderr]   Downloaded pkg-config v0.3.24
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded user-error v1.2.8
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded gimli v0.26.1
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9273dcf74598c7d782a35e517b10c68643a621ae0c57b7a31cb0b18cef43657b
[INFO] running `Command { std: "docker" "start" "-a" "9273dcf74598c7d782a35e517b10c68643a621ae0c57b7a31cb0b18cef43657b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9273dcf74598c7d782a35e517b10c68643a621ae0c57b7a31cb0b18cef43657b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9273dcf74598c7d782a35e517b10c68643a621ae0c57b7a31cb0b18cef43657b", kill_on_drop: false }`
[INFO] [stdout] 9273dcf74598c7d782a35e517b10c68643a621ae0c57b7a31cb0b18cef43657b
[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: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] 09f67ad9ccedee12cf4411577f1de30ef0d1ec19e1007c051d91e751dee0ef9a
[INFO] running `Command { std: "docker" "start" "-a" "09f67ad9ccedee12cf4411577f1de30ef0d1ec19e1007c051d91e751dee0ef9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking user-error v1.2.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking memsec v0.6.0
[INFO] [stderr]     Checking seckey v0.11.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sodiumoxide-0.2.6/src/lib.rs:62:43
[INFO] [stdout]    |
[INFO] [stdout] 62 | #![cfg_attr(not(feature = "std"), feature(alloc))]
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sodiumoxide` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "09f67ad9ccedee12cf4411577f1de30ef0d1ec19e1007c051d91e751dee0ef9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f67ad9ccedee12cf4411577f1de30ef0d1ec19e1007c051d91e751dee0ef9a", kill_on_drop: false }`
[INFO] [stdout] 09f67ad9ccedee12cf4411577f1de30ef0d1ec19e1007c051d91e751dee0ef9a