[INFO] cloning repository https://github.com/MichaelKaaden/rust_mp3rename
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MichaelKaaden/rust_mp3rename" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelKaaden%2Frust_mp3rename", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelKaaden%2Frust_mp3rename'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0faab36d44731a784dff43b17d38c236d54119ac
[INFO] documenting MichaelKaaden/rust_mp3rename against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelKaaden%2Frust_mp3rename" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MichaelKaaden/rust_mp3rename 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 git repo https://github.com/MichaelKaaden/rust_mp3rename
[INFO] finished tweaking git repo https://github.com/MichaelKaaden/rust_mp3rename
[INFO] tweaked toml for git repo https://github.com/MichaelKaaden/rust_mp3rename written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MichaelKaaden/rust_mp3rename 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]  Downloading crates ...
[INFO] [stderr]   Downloaded audiotags-dev-macro v0.1.4
[INFO] [stderr]   Downloaded metaflac v0.2.5
[INFO] [stderr]   Downloaded mp4ameta v0.6.1
[INFO] [stderr]   Downloaded mp4ameta_proc v0.1.1
[INFO] [stderr]   Downloaded audiotags v0.2.7182
[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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a29c671bf048987578d86abd9c9e45cc171504713d48d27b09fcfad6b6e6b40
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a29c671bf048987578d86abd9c9e45cc171504713d48d27b09fcfad6b6e6b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a29c671bf048987578d86abd9c9e45cc171504713d48d27b09fcfad6b6e6b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a29c671bf048987578d86abd9c9e45cc171504713d48d27b09fcfad6b6e6b40", kill_on_drop: false }`
[INFO] [stdout] 4a29c671bf048987578d86abd9c9e45cc171504713d48d27b09fcfad6b6e6b40
[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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da4ff7b69ece8cf953fcc89964608bcc2e6309515343ef6561ec32a6b0a29b31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da4ff7b69ece8cf953fcc89964608bcc2e6309515343ef6561ec32a6b0a29b31", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling mp4ameta_proc v0.1.1
[INFO] [stderr]     Checking audiotags-dev-macro v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking metaflac v0.2.5
[INFO] [stderr]     Checking mp4ameta v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking id3 v0.5.3
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking audiotags v0.2.7182
[INFO] [stderr]  Documenting mp3rename v1.0.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.48s
[INFO] running `Command { std: "docker" "inspect" "da4ff7b69ece8cf953fcc89964608bcc2e6309515343ef6561ec32a6b0a29b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4ff7b69ece8cf953fcc89964608bcc2e6309515343ef6561ec32a6b0a29b31", kill_on_drop: false }`
[INFO] [stdout] da4ff7b69ece8cf953fcc89964608bcc2e6309515343ef6561ec32a6b0a29b31
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+1.61.0" "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] f1b61d90a60508b978f29c32f24c6e76f4176ce8785313fd52197aa184271199
[INFO] running `Command { std: "docker" "start" "-a" "f1b61d90a60508b978f29c32f24c6e76f4176ce8785313fd52197aa184271199", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling mp4ameta_proc v0.1.1
[INFO] [stderr]     Checking audiotags-dev-macro v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking metaflac v0.2.5
[INFO] [stderr]     Checking mp4ameta v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking id3 v0.5.3
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking audiotags v0.2.7182
[INFO] [stderr]  Documenting mp3rename v1.0.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.30s
[INFO] running `Command { std: "docker" "inspect" "f1b61d90a60508b978f29c32f24c6e76f4176ce8785313fd52197aa184271199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b61d90a60508b978f29c32f24c6e76f4176ce8785313fd52197aa184271199", kill_on_drop: false }`
[INFO] [stdout] f1b61d90a60508b978f29c32f24c6e76f4176ce8785313fd52197aa184271199