[INFO] fetching crate astrup 0.0.9...
[INFO] documenting astrup-0.0.9 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate astrup 0.0.9 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate astrup 0.0.9 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astrup 0.0.9
[INFO] finished tweaking crates.io crate astrup 0.0.9
[INFO] tweaked toml for crates.io crate astrup 0.0.9 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a36a6843cfb7ee36e0c553730e6a88f5d2b706c46041e1d6078d8948d338e08c
[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" "a36a6843cfb7ee36e0c553730e6a88f5d2b706c46041e1d6078d8948d338e08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a36a6843cfb7ee36e0c553730e6a88f5d2b706c46041e1d6078d8948d338e08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a36a6843cfb7ee36e0c553730e6a88f5d2b706c46041e1d6078d8948d338e08c", kill_on_drop: false }`
[INFO] [stdout] a36a6843cfb7ee36e0c553730e6a88f5d2b706c46041e1d6078d8948d338e08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7526ef3270b76845382e3a727ece74140cc0b8e0894c8c28e5eefe222cbb60f9
[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" "7526ef3270b76845382e3a727ece74140cc0b8e0894c8c28e5eefe222cbb60f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]    Compiling ndarray v0.11.2
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking phf v0.7.24
[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]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling pango-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.2.1
[INFO] [stderr]     Checking glib v0.4.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking pango v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting astrup v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/view.rs:65:56
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn add(mut self, mut figure: Figure) -> Result<(Self), 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/figure.rs:138:49
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn save(self, filename: &str) -> Result<(Self), Error> {
[INFO] [stdout]     |                                                 ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "7526ef3270b76845382e3a727ece74140cc0b8e0894c8c28e5eefe222cbb60f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7526ef3270b76845382e3a727ece74140cc0b8e0894c8c28e5eefe222cbb60f9", kill_on_drop: false }`
[INFO] [stdout] 7526ef3270b76845382e3a727ece74140cc0b8e0894c8c28e5eefe222cbb60f9