[INFO] cloning repository https://github.com/tailhook/vagga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tailhook/vagga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fvagga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fvagga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f13314274259f04df75b432b5c696b088cd94f14
[INFO] documenting tailhook/vagga against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fvagga" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tailhook/vagga on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tailhook/vagga
[INFO] finished tweaking git repo https://github.com/tailhook/vagga
[INFO] tweaked toml for git repo https://github.com/tailhook/vagga written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tailhook/vagga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 git2 v0.7.5
[INFO] [stderr]   Downloaded unshare v0.5.1
[INFO] [stderr]   Downloaded libmount v0.1.15
[INFO] [stderr]   Downloaded lzma-sys v0.1.15
[INFO] [stderr]   Downloaded signal v0.6.0
[INFO] [stderr]   Downloaded bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]   Downloaded zip v0.4.2
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded openat v0.1.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2719e0d5424b0c0bcc5823c02465c3a4633baa317bc58f9ceb600f83835efce3
[INFO] running `Command { std: "docker" "start" "-a" "2719e0d5424b0c0bcc5823c02465c3a4633baa317bc58f9ceb600f83835efce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2719e0d5424b0c0bcc5823c02465c3a4633baa317bc58f9ceb600f83835efce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2719e0d5424b0c0bcc5823c02465c3a4633baa317bc58f9ceb600f83835efce3", kill_on_drop: false }`
[INFO] [stdout] 2719e0d5424b0c0bcc5823c02465c3a4633baa317bc58f9ceb600f83835efce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94ca72ee1d82414b2a07537e827e9272d4b048114c5b569a191e5eab6ee4a896
[INFO] running `Command { std: "docker" "start" "-a" "94ca72ee1d82414b2a07537e827e9272d4b048114c5b569a191e5eab6ee4a896", 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]    Compiling cc v1.0.51
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking scan_dir v0.3.3
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking nix v0.11.1
[INFO] [stderr]     Checking filetime v0.2.9
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking openat v0.1.18
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking digest-writer v0.3.1
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking humannum v0.1.0
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking libmount v0.1.15
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking unshare v0.5.1
[INFO] [stderr]     Checking signal v0.6.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking dir-signature v0.2.9
[INFO] [stderr]     Checking path-filter v0.1.0 (/opt/rustwide/workdir/path_filter)
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking quire v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]  Documenting vagga v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `VAGGA_VERSION` not defined
[INFO] [stdout]   --> src/config/config.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |         .current_version(env!("VAGGA_VERSION").to_string()))
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: environment variable `VAGGA_VERSION` not defined
[INFO] [stdout]   --> src/launcher/mod.rs:94:19
[INFO] [stdout]    |
[INFO] [stdout] 94 |             Print(env!("VAGGA_VERSION").to_string()),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `vagga`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name vagga src/main.rs -o /opt/rustwide/target/doc --cfg 'feature="bzip2"' --cfg 'feature="containers"' --cfg 'feature="default"' --cfg 'feature="dir-signature"' --cfg 'feature="flate2"' --cfg 'feature="git2"' --cfg 'feature="libmount"' --cfg 'feature="net2"' --cfg 'feature="path-filter"' --cfg 'feature="signal"' --cfg 'feature="tar"' --cfg 'feature="tempfile"' --cfg 'feature="unshare"' --cfg 'feature="xz2"' --cfg 'feature="zip"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anymap=/opt/rustwide/target/debug/deps/libanymap-6ac28b1085e10f16.rmeta --extern argparse=/opt/rustwide/target/debug/deps/libargparse-809ac46ec87644f5.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-2e127618721d6e18.rmeta --extern bzip2=/opt/rustwide/target/debug/deps/libbzip2-fd44728449e74c79.rmeta --extern digest_writer=/opt/rustwide/target/debug/deps/libdigest_writer-b48f826cccf3bde9.rmeta --extern dir_signature=/opt/rustwide/target/debug/deps/libdir_signature-268b83254052911a.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-7be390937ba76182.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-05ddfbf178018df3.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-0a52b9fbc190c5db.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-3c6bd26905fc365f.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-6de511423ff69881.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-1b4dad5033b898c4.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d104252a432b335d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cd6b3ca093e61768.rmeta --extern libmount=/opt/rustwide/target/debug/deps/liblibmount-ebcd4bf0866fb9d4.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-8cb8a4ba47ef9b79.rmeta --extern matches=/opt/rustwide/target/debug/deps/libmatches-5c406252a2cbd644.rmeta --extern mopa=/opt/rustwide/target/debug/deps/libmopa-c1846c087bc042fa.rmeta --extern net2=/opt/rustwide/target/debug/deps/libnet2-2d2dc537605fe718.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-d8e437bb94b9063c.rmeta --extern path_filter=/opt/rustwide/target/debug/deps/libpath_filter-516c52b68a447f5c.rmeta --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-f9d950be9426a664.rmeta --extern quire=/opt/rustwide/target/debug/deps/libquire-786f27892e0380c5.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-6409b35a826d020d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-1e74288b64ec0bd3.rmeta --extern resolv_conf=/opt/rustwide/target/debug/deps/libresolv_conf-54360039d3ec3268.rmeta --extern scan_dir=/opt/rustwide/target/debug/deps/libscan_dir-8f6fa929a929c9a3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7bf88073661f72ab.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-f6b7618fe8e869e7.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1f0ac315ca9a0e13.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-7b999deef9ceae73.rmeta --extern signal=/opt/rustwide/target/debug/deps/libsignal-0687bde298a4e4eb.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-fbb5cbfd20ce8359.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-677cf67b9e95c8aa.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-6009646dbd8d76a8.rmeta --extern unshare=/opt/rustwide/target/debug/deps/libunshare-5d558f09088e4673.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-644250cd7756cea1.rmeta --extern xz2=/opt/rustwide/target/debug/deps/libxz2-78df50b529feea88.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-57a6eae544f6c634.rmeta --cap-lints=warn --crate-version 0.8.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "94ca72ee1d82414b2a07537e827e9272d4b048114c5b569a191e5eab6ee4a896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ca72ee1d82414b2a07537e827e9272d4b048114c5b569a191e5eab6ee4a896", kill_on_drop: false }`
[INFO] [stdout] 94ca72ee1d82414b2a07537e827e9272d4b048114c5b569a191e5eab6ee4a896
