[INFO] cloning repository https://github.com/rust-lang/promote-release
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang/promote-release" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fpromote-release", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fpromote-release'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da325f0dded6ec10fcce8099561142c501cef79b
[INFO] documenting rust-lang/promote-release against beta-2021-09-08 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fpromote-release" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang/promote-release on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang/promote-release
[INFO] finished tweaking git repo https://github.com/rust-lang/promote-release
[INFO] tweaked toml for git repo https://github.com/rust-lang/promote-release written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang/promote-release already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc6d62b07211439cf285ddc29238054d6b5cec8343aa08f334bfe2e233d16bc
[INFO] running `Command { std: "docker" "start" "-a" "ddc6d62b07211439cf285ddc29238054d6b5cec8343aa08f334bfe2e233d16bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc6d62b07211439cf285ddc29238054d6b5cec8343aa08f334bfe2e233d16bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc6d62b07211439cf285ddc29238054d6b5cec8343aa08f334bfe2e233d16bc", kill_on_drop: false }`
[INFO] [stdout] ddc6d62b07211439cf285ddc29238054d6b5cec8343aa08f334bfe2e233d16bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae318cb7dc78437a73487aaabaf83d6f8fb0698187e999f9fe5f6e7c8db93093
[INFO] running `Command { std: "docker" "start" "-a" "ae318cb7dc78437a73487aaabaf83d6f8fb0698187e999f9fe5f6e7c8db93093", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking subtle v2.3.0
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[INFO] [stderr]    Compiling crc24 v0.1.6
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[INFO] [stderr]    Compiling derive_builder v0.9.0
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[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]    Compiling promote-release v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling libm v0.2.1
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[INFO] [stderr]     Checking miniz_oxide v0.4.1
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[INFO] [stderr]    Compiling jobserver v0.1.21
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[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking sha2 v0.9.1
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[INFO] [stderr]     Checking cfb-mode v0.5.0
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[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling num-derive v0.3.2
[INFO] [stderr]     Checking git2 v0.13.11
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking tokio v0.2.22
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[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking pin-project v0.4.27
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[INFO] [stderr]     Checking tokio-util v0.3.1
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[INFO] [stderr]     Checking ed25519-dalek v1.0.1
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[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Checking pgp v0.7.1
[INFO] [stderr]  Documenting promote-release v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "ae318cb7dc78437a73487aaabaf83d6f8fb0698187e999f9fe5f6e7c8db93093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae318cb7dc78437a73487aaabaf83d6f8fb0698187e999f9fe5f6e7c8db93093", kill_on_drop: false }`
[INFO] [stdout] ae318cb7dc78437a73487aaabaf83d6f8fb0698187e999f9fe5f6e7c8db93093