[INFO] fetching crate maturin 0.9.0-alpha.2...
[INFO] documenting maturin-0.9.0-alpha.2 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate maturin 0.9.0-alpha.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate maturin 0.9.0-alpha.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maturin 0.9.0-alpha.2
[INFO] finished tweaking crates.io crate maturin 0.9.0-alpha.2
[INFO] tweaked toml for crates.io crate maturin 0.9.0-alpha.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate maturin 0.9.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cbindgen v0.14.6
[INFO] [stderr]   Downloaded keyring v0.9.0
[INFO] [stderr]   Downloaded platform-info v0.0.1
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ebc454c5da9bcf3a5b7b633780cfaf84dd95f557a806b95cb754a6c9c5425c9
[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" "2ebc454c5da9bcf3a5b7b633780cfaf84dd95f557a806b95cb754a6c9c5425c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ebc454c5da9bcf3a5b7b633780cfaf84dd95f557a806b95cb754a6c9c5425c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ebc454c5da9bcf3a5b7b633780cfaf84dd95f557a806b95cb754a6c9c5425c9", kill_on_drop: false }`
[INFO] [stdout] 2ebc454c5da9bcf3a5b7b633780cfaf84dd95f557a806b95cb754a6c9c5425c9
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6013a91822c90a32b914e55b7a8a0c43a2139fd51fc51fa0109507df7f2db74c
[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" "6013a91822c90a32b914e55b7a8a0c43a2139fd51fc51fa0109507df7f2db74c", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling cbindgen v0.14.6
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking platforms v1.0.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking syn v1.0.42
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]     Checking platform-info v0.0.1
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.6
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking cargo_metadata v0.11.3
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking structopt v0.3.18
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting maturin v0.9.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: incompatible link kind for `Target::os`
[INFO] [stdout]    --> src/python_interpreter.rs:278:38
[INFO] [stdout]     |
[INFO] [stdout] 278 |     /// Currently just the value of [Target::os()], i.e. "windows", "linux",
[INFO] [stdout]     |                                      ^^^^^^^^^^^^ help: to link to the struct, prefix with `struct@`: `struct@Target::os`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]     = note: this link resolved to a struct, which is not a function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: incompatible link kind for `Target::os`
[INFO] [stdout]    --> src/python_interpreter.rs:278:38
[INFO] [stdout]     |
[INFO] [stdout] 278 |     /// Currently just the value of [Target::os()], i.e. "windows", "linux",
[INFO] [stdout]     |                                      ^^^^^^^^^^^^ help: to link to the struct, prefix with `struct@`: `struct@Target::os`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this link resolved to a struct, which is not a function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.22s
[INFO] running `Command { std: "docker" "inspect" "6013a91822c90a32b914e55b7a8a0c43a2139fd51fc51fa0109507df7f2db74c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6013a91822c90a32b914e55b7a8a0c43a2139fd51fc51fa0109507df7f2db74c", kill_on_drop: false }`
[INFO] [stdout] 6013a91822c90a32b914e55b7a8a0c43a2139fd51fc51fa0109507df7f2db74c
