[INFO] fetching crate pypackage 0.0.3...
[INFO] documenting pypackage-0.0.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate pypackage 0.0.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pypackage 0.0.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pypackage 0.0.3
[INFO] finished tweaking crates.io crate pypackage 0.0.3
[INFO] tweaked toml for crates.io crate pypackage 0.0.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate pypackage 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.47.0" "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] 613ae6b429baa21112beecb962bfff025c30f9e16f2fb33c7b3fb3ed9a78cb1a
[INFO] running `Command { std: "docker" "start" "-a" "613ae6b429baa21112beecb962bfff025c30f9e16f2fb33c7b3fb3ed9a78cb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "613ae6b429baa21112beecb962bfff025c30f9e16f2fb33c7b3fb3ed9a78cb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613ae6b429baa21112beecb962bfff025c30f9e16f2fb33c7b3fb3ed9a78cb1a", kill_on_drop: false }`
[INFO] [stdout] 613ae6b429baa21112beecb962bfff025c30f9e16f2fb33c7b3fb3ed9a78cb1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0edc3c477fe82f9002c4f95fb60904ffd149197fc0645d08d2732b836f374215
[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" "0edc3c477fe82f9002c4f95fb60904ffd149197fc0645d08d2732b836f374215", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling syn v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking crossterm_utils v0.2.4
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking crossterm_screen v0.2.5
[INFO] [stderr]     Checking crossterm_cursor v0.2.6
[INFO] [stderr]     Checking crossterm_style v0.4.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking crossterm_input v0.3.9
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking crossterm_terminal v0.2.6
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]     Checking crossterm v0.10.2
[INFO] [stderr]    Compiling rust-lzma v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling ring v0.16.7
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking backtrace v0.3.34
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking zip v0.5.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking structopt v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.19
[INFO] [stderr]  Documenting pypackage v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn read_lock(filename: &str) -> Result<(Lock), Box<dyn Error>> {
[INFO] [stdout]     |                                        ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:501:50
[INFO] [stdout]     |
[INFO] [stdout] 501 | fn os_from_wheel_fname(filename: &str) -> Result<(Os), dep_types::DependencyError> {
[INFO] [stdout]     |                                                  ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 | /                         (println!(
[INFO] [stdout] 586 | |                             "Unable to match python version from python_version: {}",
[INFO] [stdout] 587 | |                             &rel.python_version
[INFO] [stdout] 588 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         println!(
[INFO] [stdout] 586 |                             "Unable to match python version from python_version: {}",
[INFO] [stdout] 587 |                             &rel.python_version
[INFO] [stdout] 588 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "0edc3c477fe82f9002c4f95fb60904ffd149197fc0645d08d2732b836f374215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edc3c477fe82f9002c4f95fb60904ffd149197fc0645d08d2732b836f374215", kill_on_drop: false }`
[INFO] [stdout] 0edc3c477fe82f9002c4f95fb60904ffd149197fc0645d08d2732b836f374215
