[INFO] cloning repository https://github.com/IamDLY/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IamDLY/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIamDLY%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIamDLY%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df46502c974eae1794149518d6848ac0e8807eab
[INFO] documenting IamDLY/rust-practice against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIamDLY%2Frust-practice" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IamDLY/rust-practice 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 git repo https://github.com/IamDLY/rust-practice
[INFO] finished tweaking git repo https://github.com/IamDLY/rust-practice
[INFO] tweaked toml for git repo https://github.com/IamDLY/rust-practice written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/IamDLY/rust-practice 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] [stdout] 6522694ab44a4b5b47eafaff2c6eab198dbf11631e64b3462363c44b77c66328
[INFO] running `Command { std: "docker" "start" "-a" "6522694ab44a4b5b47eafaff2c6eab198dbf11631e64b3462363c44b77c66328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6522694ab44a4b5b47eafaff2c6eab198dbf11631e64b3462363c44b77c66328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6522694ab44a4b5b47eafaff2c6eab198dbf11631e64b3462363c44b77c66328", kill_on_drop: false }`
[INFO] [stdout] 6522694ab44a4b5b47eafaff2c6eab198dbf11631e64b3462363c44b77c66328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] [stdout] 65091f5711cdbb60f06955a618b3d8f465c5a21a10924cd59a7808b8aea40197
[INFO] running `Command { std: "docker" "start" "-a" "65091f5711cdbb60f06955a618b3d8f465c5a21a10924cd59a7808b8aea40197", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.88
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling log v0.4.15
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ordermap v0.4.2
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking deflate v0.9.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling fax_derive v0.1.0
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling pdf_derive v0.1.22
[INFO] [stderr]     Checking fax v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking pdf v0.7.2
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]  Documenting rust-prac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.59s
[INFO] running `Command { std: "docker" "inspect" "65091f5711cdbb60f06955a618b3d8f465c5a21a10924cd59a7808b8aea40197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65091f5711cdbb60f06955a618b3d8f465c5a21a10924cd59a7808b8aea40197", kill_on_drop: false }`
[INFO] [stdout] 65091f5711cdbb60f06955a618b3d8f465c5a21a10924cd59a7808b8aea40197