[INFO] cloning repository https://github.com/evaldast/log_watcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evaldast/log_watcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevaldast%2Flog_watcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevaldast%2Flog_watcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c594fc9f2e8203ac6425fd94f1a3f6a52de504c5
[INFO] documenting evaldast/log_watcher 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%2Fevaldast%2Flog_watcher" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evaldast/log_watcher 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/evaldast/log_watcher
[INFO] finished tweaking git repo https://github.com/evaldast/log_watcher
[INFO] tweaked toml for git repo https://github.com/evaldast/log_watcher written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/evaldast/log_watcher 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 cassowary v0.3.0
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.0
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.32
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.2
[INFO] [stderr]   Downloaded memoffset v0.5.3
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded failure v0.1.6
[INFO] [stderr]   Downloaded failure_derive v0.1.6
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded serde v1.0.102
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded syn v1.0.7
[INFO] [stderr]   Downloaded itertools v0.8.1
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded unicode-segmentation v1.5.0
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded serde_json v1.0.41
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] [stderr]   Downloaded tui v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3290514f1212f1f66369d2cf2fce2da202c0b2a79ef5d641adc218116233811b
[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" "3290514f1212f1f66369d2cf2fce2da202c0b2a79ef5d641adc218116233811b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3290514f1212f1f66369d2cf2fce2da202c0b2a79ef5d641adc218116233811b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3290514f1212f1f66369d2cf2fce2da202c0b2a79ef5d641adc218116233811b", kill_on_drop: false }`
[INFO] [stdout] 3290514f1212f1f66369d2cf2fce2da202c0b2a79ef5d641adc218116233811b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5cfe4f69fcb5765c5d2f160d84d689d5744bb03c12f2da03d8869da41ee9c9b1
[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" "5cfe4f69fcb5765c5d2f160d84d689d5744bb03c12f2da03d8869da41ee9c9b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-segmentation v1.5.0
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking tui v0.6.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]  Documenting log_watcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.03s
[INFO] running `Command { std: "docker" "inspect" "5cfe4f69fcb5765c5d2f160d84d689d5744bb03c12f2da03d8869da41ee9c9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cfe4f69fcb5765c5d2f160d84d689d5744bb03c12f2da03d8869da41ee9c9b1", kill_on_drop: false }`
[INFO] [stdout] 5cfe4f69fcb5765c5d2f160d84d689d5744bb03c12f2da03d8869da41ee9c9b1