[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 1.54.0 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-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tailhook/vagga on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-12/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" "+1.54.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c45e404ee46835c8963a9e0ecc17ab46a0c38180d1be16e53b0202ed60662e9
[INFO] running `Command { std: "docker" "start" "-a" "6c45e404ee46835c8963a9e0ecc17ab46a0c38180d1be16e53b0202ed60662e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c45e404ee46835c8963a9e0ecc17ab46a0c38180d1be16e53b0202ed60662e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c45e404ee46835c8963a9e0ecc17ab46a0c38180d1be16e53b0202ed60662e9", kill_on_drop: false }`
[INFO] [stdout] 6c45e404ee46835c8963a9e0ecc17ab46a0c38180d1be16e53b0202ed60662e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c636d5700da761ad6edd188fde69e41207ca67b442a53933caebaf7845c0d84
[INFO] running `Command { std: "docker" "start" "-a" "2c636d5700da761ad6edd188fde69e41207ca67b442a53933caebaf7845c0d84", kill_on_drop: false }`
[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]    Compiling nix v0.11.1
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking scan_dir v0.3.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking filetime v0.2.9
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking openat v0.1.18
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking num-traits v0.1.43
[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 humannum v0.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking digest-writer v0.3.1
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking url v1.7.2
[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 libgit2-sys v0.7.11
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[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]     Checking libmount v0.1.15
[INFO] [stderr]     Checking unshare v0.5.1
[INFO] [stderr]     Checking signal v0.6.0
[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 serde_json v1.0.51
[INFO] [stderr]     Checking quire v0.4.1
[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-c75012d7a15a9231.rmeta --extern argparse=/opt/rustwide/target/debug/deps/libargparse-26fdce0256c23062.rmeta --extern blake2=/opt/rustwide/target/debug/deps/libblake2-f436ce339b7060dc.rmeta --extern bzip2=/opt/rustwide/target/debug/deps/libbzip2-3cd203b1936d2254.rmeta --extern digest_writer=/opt/rustwide/target/debug/deps/libdigest_writer-bb35e8204c1f8d77.rmeta --extern dir_signature=/opt/rustwide/target/debug/deps/libdir_signature-0e7a5dc6fca81e89.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-dbfcedc188590943.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-7171302c92a24518.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-40387856cc6a0d65.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-4d0e4204b346d056.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-c49a59dfafcbbac4.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-218f04aa2fb2c0d6.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-17f31815b75ccf73.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-f2c90e6c4bb0e7c2.rmeta --extern libmount=/opt/rustwide/target/debug/deps/liblibmount-cc14865233e78048.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-3350f96749421cbd.rmeta --extern matches=/opt/rustwide/target/debug/deps/libmatches-0bdd068591f2f27b.rmeta --extern mopa=/opt/rustwide/target/debug/deps/libmopa-a93ff4761ecce66c.rmeta --extern net2=/opt/rustwide/target/debug/deps/libnet2-16f03817288e14d5.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-b9f24eb896ee2629.rmeta --extern path_filter=/opt/rustwide/target/debug/deps/libpath_filter-1df19d6768b60dbb.rmeta --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-1344ecc4dc4bb87b.rmeta --extern quire=/opt/rustwide/target/debug/deps/libquire-229e7e474aff370a.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-1c37ffe9a5d9c0e4.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-14a744e2bdc1a954.rmeta --extern resolv_conf=/opt/rustwide/target/debug/deps/libresolv_conf-090914e17fcd3aa5.rmeta --extern scan_dir=/opt/rustwide/target/debug/deps/libscan_dir-3288bdfdde54a63a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-471907c65e5a3cbf.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-a280432ad7e4eae6.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-5eec128bc3182dd9.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-c330f273ab95aef6.rmeta --extern signal=/opt/rustwide/target/debug/deps/libsignal-2fc13a82786bf189.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-da759e7a53acacc3.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-aad77450bfee5722.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-998188894a333e6e.rmeta --extern unshare=/opt/rustwide/target/debug/deps/libunshare-85f33845813a10ee.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-3598a97bb5eb5647.rmeta --extern xz2=/opt/rustwide/target/debug/deps/libxz2-709e0c8d41d10311.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-2b72c210b64c456a.rmeta --cap-lints=warn --crate-version 0.8.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2c636d5700da761ad6edd188fde69e41207ca67b442a53933caebaf7845c0d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c636d5700da761ad6edd188fde69e41207ca67b442a53933caebaf7845c0d84", kill_on_drop: false }`
[INFO] [stdout] 2c636d5700da761ad6edd188fde69e41207ca67b442a53933caebaf7845c0d84
