[INFO] fetching crate print_chords 0.1.2...
[INFO] documenting print_chords-0.1.2 against 1.68.0 for beta-1.69-rustdoc-1.2
[INFO] extracting crate print_chords 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate print_chords 0.1.2 on toolchain 1.68.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.68.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate print_chords 0.1.2
[INFO] finished tweaking crates.io crate print_chords 0.1.2
[INFO] tweaked toml for crates.io crate print_chords 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate print_chords 0.1.2 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" "+1.68.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded doc-comment v0.3.3
[INFO] [stderr]   Downloaded midi-consts v0.1.0
[INFO] [stderr]   Downloaded vecstorage v0.1.2
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded rsynth v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+1.68.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d6295c89752ced30e13327277a459a93ae6ec9753893b909dc992e32f9039e
[INFO] running `Command { std: "docker" "start" "-a" "a4d6295c89752ced30e13327277a459a93ae6ec9753893b909dc992e32f9039e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d6295c89752ced30e13327277a459a93ae6ec9753893b909dc992e32f9039e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d6295c89752ced30e13327277a459a93ae6ec9753893b909dc992e32f9039e", kill_on_drop: false }`
[INFO] [stdout] a4d6295c89752ced30e13327277a459a93ae6ec9753893b909dc992e32f9039e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+1.68.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a55ca0133d994a407daf6c8086d28294aaab951f950634bc03a5da545d795e28
[INFO] running `Command { std: "docker" "start" "-a" "a55ca0133d994a407daf6c8086d28294aaab951f950634bc03a5da545d795e28", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking vecstorage v0.1.2
[INFO] [stderr]     Checking midi-consts v0.1.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking jack-sys v0.2.2
[INFO] [stderr]     Checking jack v0.6.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rsynth v0.1.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]  Documenting print_chords v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: jack v0.6.6
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "a55ca0133d994a407daf6c8086d28294aaab951f950634bc03a5da545d795e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55ca0133d994a407daf6c8086d28294aaab951f950634bc03a5da545d795e28", kill_on_drop: false }`
[INFO] [stdout] a55ca0133d994a407daf6c8086d28294aaab951f950634bc03a5da545d795e28