[INFO] cloning repository https://github.com/dfhoughton/jobrog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfhoughton/jobrog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfhoughton%2Fjobrog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfhoughton%2Fjobrog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 579fb6865480c69eb721c48970119bb8eaf4e4f4
[INFO] documenting dfhoughton/jobrog 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%2Fdfhoughton%2Fjobrog" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfhoughton/jobrog 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/dfhoughton/jobrog
[INFO] finished tweaking git repo https://github.com/dfhoughton/jobrog
[INFO] tweaked toml for git repo https://github.com/dfhoughton/jobrog written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dfhoughton/jobrog 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]  Downloading crates ...
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.0
[INFO] [stderr]   Downloaded miniz_oxide v0.3.5
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded ordered-multimap v0.2.4
[INFO] [stderr]   Downloaded const-random v0.1.8
[INFO] [stderr]   Downloaded rust-ini v0.15.2
[INFO] [stderr]   Downloaded serde_json v1.0.49
[INFO] [stderr]   Downloaded ahash v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.4
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded cc v1.0.38
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded dlv-list v0.2.2
[INFO] [stderr]   Downloaded hashbrown v0.7.0
[INFO] [stderr]   Downloaded redox_users v0.3.0
[INFO] [stderr]   Downloaded larry v0.3.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded flate2 v1.0.13
[INFO] [stderr]   Downloaded synstructure v0.10.2
[INFO] [stderr]   Downloaded failure_derive v0.1.5
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded colonnade v1.3.1
[INFO] [stderr]   Downloaded backtrace v0.3.33
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded failure v0.1.5
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded vte v0.3.3
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] [stderr]   Downloaded getrandom v0.1.6
[INFO] [stderr]   Downloaded const-random-macro v0.1.8
[INFO] [stderr]   Downloaded two_timer v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9a2ab612ae02e5d8aabd5bec88b137c11e15bde9a70d9c9dab7cf2028321c6e
[INFO] running `Command { std: "docker" "start" "-a" "f9a2ab612ae02e5d8aabd5bec88b137c11e15bde9a70d9c9dab7cf2028321c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9a2ab612ae02e5d8aabd5bec88b137c11e15bde9a70d9c9dab7cf2028321c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a2ab612ae02e5d8aabd5bec88b137c11e15bde9a70d9c9dab7cf2028321c6e", kill_on_drop: false }`
[INFO] [stdout] f9a2ab612ae02e5d8aabd5bec88b137c11e15bde9a70d9c9dab7cf2028321c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1696e9bc2203d31b54f1281e6c221db0b1398b61a5a8a28872eb84fc2e364aa9
[INFO] running `Command { std: "docker" "start" "-a" "1696e9bc2203d31b54f1281e6c221db0b1398b61a5a8a28872eb84fc2e364aa9", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking larry v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.7.0
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking colonnade v1.3.1
[INFO] [stderr]     Checking dlv-list v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking ordered-multimap v0.2.4
[INFO] [stderr]     Checking rust-ini v0.15.2
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking serde_regex v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.49
[INFO] [stderr]     Checking pidgin v0.4.0
[INFO] [stderr]     Checking two_timer v2.1.0
[INFO] [stderr]     Checking jobrog v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting jobrog v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "1696e9bc2203d31b54f1281e6c221db0b1398b61a5a8a28872eb84fc2e364aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1696e9bc2203d31b54f1281e6c221db0b1398b61a5a8a28872eb84fc2e364aa9", kill_on_drop: false }`
[INFO] [stdout] 1696e9bc2203d31b54f1281e6c221db0b1398b61a5a8a28872eb84fc2e364aa9