[INFO] fetching crate rudolfs 0.2.10...
[INFO] documenting rudolfs-0.2.10 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rudolfs 0.2.10 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rudolfs 0.2.10 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 crates.io crate rudolfs 0.2.10
[INFO] finished tweaking crates.io crate rudolfs 0.2.10
[INFO] tweaked toml for crates.io crate rudolfs 0.2.10 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rudolfs 0.2.10 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 chacha v0.3.0
[INFO] [stderr]   Downloaded futures-backoff v0.1.0
[INFO] [stderr]   Downloaded keystream v1.0.0
[INFO] [stderr]   Downloaded serde_test v1.0.104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6708a80e1f45bd5b5fb3c8dc2fa17875558be955b00cc62e1ea65cddcbbd1337
[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" "6708a80e1f45bd5b5fb3c8dc2fa17875558be955b00cc62e1ea65cddcbbd1337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6708a80e1f45bd5b5fb3c8dc2fa17875558be955b00cc62e1ea65cddcbbd1337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6708a80e1f45bd5b5fb3c8dc2fa17875558be955b00cc62e1ea65cddcbbd1337", kill_on_drop: false }`
[INFO] [stdout] 6708a80e1f45bd5b5fb3c8dc2fa17875558be955b00cc62e1ea65cddcbbd1337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8f907bfc9f15d50207ee29d78d4f1537ffcf6658e07098d034085037b563f71c
[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" "8f907bfc9f15d50207ee29d78d4f1537ffcf6658e07098d034085037b563f71c", kill_on_drop: false }`
[INFO] [stderr]     Checking keystream v1.0.0
[INFO] [stderr]     Checking human-size v0.4.0
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rusoto_core v0.40.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking chacha v0.3.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking futures-backoff v0.1.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking tokio-process v0.2.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking ct-logs v0.5.1
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking tokio-rustls v0.9.4
[INFO] [stderr]     Checking hyper-rustls v0.16.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_test v1.0.104
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking askama_shared v0.8.0
[INFO] [stderr]     Checking rusoto_credential v0.40.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking rusoto_s3 v0.40.0
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]     Checking askama v0.8.0
[INFO] [stderr]  Documenting rudolfs v0.2.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/storage/disk.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |       ///     objects/{org}/{project}/
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 175 | |     ///     ├── 00
[INFO] [stdout] 176 | |     ///     │   ├── 07
[INFO] [stdout] 177 | |     ///     │   │   └── 0007941906960...
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |     ///     │       └── 01f5c45c65e62...
[INFO] [stdout] 185 | |     ///                 ^^^^
[INFO] [stdout]     | |____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{251c}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2502}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2514}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout]     = note: error from rustc: unknown start of token: \u{2500}
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "8f907bfc9f15d50207ee29d78d4f1537ffcf6658e07098d034085037b563f71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f907bfc9f15d50207ee29d78d4f1537ffcf6658e07098d034085037b563f71c", kill_on_drop: false }`
[INFO] [stdout] 8f907bfc9f15d50207ee29d78d4f1537ffcf6658e07098d034085037b563f71c