[INFO] cloning repository https://github.com/kyle-mccarthy/blackjack-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyle-mccarthy/blackjack-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-mccarthy%2Fblackjack-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-mccarthy%2Fblackjack-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0376d56fda5ff0e43686d79c43a78b9b4e564d0
[INFO] documenting kyle-mccarthy/blackjack-rs against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-mccarthy%2Fblackjack-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kyle-mccarthy/blackjack-rs on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kyle-mccarthy/blackjack-rs
[INFO] finished tweaking git repo https://github.com/kyle-mccarthy/blackjack-rs
[INFO] tweaked toml for git repo https://github.com/kyle-mccarthy/blackjack-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kyle-mccarthy/blackjack-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00198b067b4c2492ee7e50272678c1d63c929ac6f3c3811b22e14ba6ad94eefa
[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" "00198b067b4c2492ee7e50272678c1d63c929ac6f3c3811b22e14ba6ad94eefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00198b067b4c2492ee7e50272678c1d63c929ac6f3c3811b22e14ba6ad94eefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00198b067b4c2492ee7e50272678c1d63c929ac6f3c3811b22e14ba6ad94eefa", kill_on_drop: false }`
[INFO] [stdout] 00198b067b4c2492ee7e50272678c1d63c929ac6f3c3811b22e14ba6ad94eefa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a834577d56d3d45ebc789063ff4e7a73201907759fb8e9f306392a67756d2036
[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" "a834577d56d3d45ebc789063ff4e7a73201907759fb8e9f306392a67756d2036", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking array-macro v1.0.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking arc-swap v0.3.9
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking enum-map-internals v0.1.2
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking signal-hook v0.1.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]    Compiling enum-map-derive v0.4.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking enum-map v0.5.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling enumset_derive v0.3.0
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking enumset v0.3.17
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking cursive v0.11.1 (https://github.com/gyscos/Cursive#158bc65c)
[INFO] [stderr]  Documenting rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/blackjack/ui/views/button.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |     size: Option<(XY<SizeConstraint>)>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.32s
[INFO] running `Command { std: "docker" "inspect" "a834577d56d3d45ebc789063ff4e7a73201907759fb8e9f306392a67756d2036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a834577d56d3d45ebc789063ff4e7a73201907759fb8e9f306392a67756d2036", kill_on_drop: false }`
[INFO] [stdout] a834577d56d3d45ebc789063ff4e7a73201907759fb8e9f306392a67756d2036