[INFO] cloning repository https://github.com/srijs/cargo-cross
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/srijs/cargo-cross" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrijs%2Fcargo-cross", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrijs%2Fcargo-cross'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbb792e7ba4d8d0ce1cf67e764f0df3fd394ecc6
[INFO] documenting srijs/cargo-cross against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrijs%2Fcargo-cross" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/srijs/cargo-cross on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/srijs/cargo-cross
[INFO] finished tweaking git repo https://github.com/srijs/cargo-cross
[INFO] tweaked toml for git repo https://github.com/srijs/cargo-cross written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/srijs/cargo-cross already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.75
[INFO] [stderr]   Downloaded proc-macro2 v0.4.13
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.26
[INFO] [stderr]   Downloaded openssl-sys v0.9.35
[INFO] [stderr]   Downloaded xz2 v0.1.5
[INFO] [stderr]   Downloaded pkg-config v0.3.13
[INFO] [stderr]   Downloaded cc v1.0.22
[INFO] [stderr]   Downloaded toml_edit v0.1.3
[INFO] [stderr]   Downloaded try_from v0.2.2
[INFO] [stderr]   Downloaded failure_derive v0.1.2
[INFO] [stderr]   Downloaded combine v3.5.1
[INFO] [stderr]   Downloaded http v0.1.10
[INFO] [stderr]   Downloaded predicates-core v0.9.0
[INFO] [stderr]   Downloaded synstructure v0.9.0
[INFO] [stderr]   Downloaded lock_api v0.1.3
[INFO] [stderr]   Downloaded env_logger v0.5.12
[INFO] [stderr]   Downloaded regex v1.0.4
[INFO] [stderr]   Downloaded filetime v0.2.1
[INFO] [stderr]   Downloaded curl-sys v0.4.8
[INFO] [stderr]   Downloaded directories v1.0.1
[INFO] [stderr]   Downloaded predicates-tree v0.9.0
[INFO] [stderr]   Downloaded predicates v0.9.0
[INFO] [stderr]   Downloaded platforms v0.1.4
[INFO] [stderr]   Downloaded assert_cmd v0.9.1
[INFO] [stderr]   Downloaded structopt v0.2.10
[INFO] [stderr]   Downloaded serde_derive v1.0.75
[INFO] [stderr]   Downloaded structopt-derive v0.2.10
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded termcolor v1.0.2
[INFO] [stderr]   Downloaded aho-corasick v0.6.7
[INFO] [stderr]   Downloaded tar v0.4.16
[INFO] [stderr]   Downloaded failure v0.1.2
[INFO] [stderr]   Downloaded bytes v0.4.9
[INFO] [stderr]   Downloaded curl v0.4.14
[INFO] [stderr]   Downloaded console v0.6.1
[INFO] [stderr]   Downloaded parking_lot v0.6.3
[INFO] [stderr]   Downloaded log v0.4.4
[INFO] [stderr]   Downloaded lzma-sys v0.1.10
[INFO] [stderr]   Downloaded ringtail v0.1.1
[INFO] [stderr]   Downloaded libz-sys v1.0.20
[INFO] [stderr]   Downloaded chttp v0.1.5
[INFO] [stderr]   Downloaded cargo-toml-builder v0.1.0
[INFO] [stderr]   Downloaded schannel v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7be8ca5586c6d15a3e15f543c3872e9754dd3b02a94571e39b3fdb3461dbac7e
[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" "7be8ca5586c6d15a3e15f543c3872e9754dd3b02a94571e39b3fdb3461dbac7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7be8ca5586c6d15a3e15f543c3872e9754dd3b02a94571e39b3fdb3461dbac7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be8ca5586c6d15a3e15f543c3872e9754dd3b02a94571e39b3fdb3461dbac7e", kill_on_drop: false }`
[INFO] [stdout] 7be8ca5586c6d15a3e15f543c3872e9754dd3b02a94571e39b3fdb3461dbac7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 029af3cf1bd270f41e9ef87631b4d06ae156ec316a0d4962f79ae1238b0f3e7b
[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" "029af3cf1bd270f41e9ef87631b4d06ae156ec316a0d4962f79ae1238b0f3e7b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking ringtail v0.1.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking termcolor v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking platforms v0.1.4
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking clicolors-control v0.2.0
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking filetime v0.2.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking directories v1.0.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking aho-corasick v0.6.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking heck v0.3.0
[INFO] [stderr]     Checking tar v0.4.16
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling lzma-sys v0.1.10
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking http v0.1.10
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking xz2 v0.1.5
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking console v0.6.1
[INFO] [stderr]     Checking indicatif v0.9.0
[INFO] [stderr]     Checking env_logger v0.5.12
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking curl v0.4.14
[INFO] [stderr]     Checking chttp v0.1.5
[INFO] [stderr]  Documenting cargo-cross v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 48s
[INFO] running `Command { std: "docker" "inspect" "029af3cf1bd270f41e9ef87631b4d06ae156ec316a0d4962f79ae1238b0f3e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029af3cf1bd270f41e9ef87631b4d06ae156ec316a0d4962f79ae1238b0f3e7b", kill_on_drop: false }`
[INFO] [stdout] 029af3cf1bd270f41e9ef87631b4d06ae156ec316a0d4962f79ae1238b0f3e7b