[INFO] cloning repository https://github.com/gazliddon/rustrex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gazliddon/rustrex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgazliddon%2Frustrex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgazliddon%2Frustrex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57dbc30d7b6148be3c6b52a6c80ffc7d42454493
[INFO] documenting gazliddon/rustrex against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgazliddon%2Frustrex" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gazliddon/rustrex 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 git repo https://github.com/gazliddon/rustrex
[INFO] finished tweaking git repo https://github.com/gazliddon/rustrex
[INFO] tweaked toml for git repo https://github.com/gazliddon/rustrex written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gazliddon/rustrex 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 sha1 v0.5.0
[INFO] [stderr]   Downloaded takeable-option v0.4.0
[INFO] [stderr]   Downloaded glium v0.25.1
[INFO] [stderr]   Downloaded winit v0.19.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6cab07bef633720d70d28e7d98a3887abb4a81265d3814f0d64b8cb77620b7b3
[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" "6cab07bef633720d70d28e7d98a3887abb4a81265d3814f0d64b8cb77620b7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cab07bef633720d70d28e7d98a3887abb4a81265d3814f0d64b8cb77620b7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cab07bef633720d70d28e7d98a3887abb4a81265d3814f0d64b8cb77620b7b3", kill_on_drop: false }`
[INFO] [stdout] 6cab07bef633720d70d28e7d98a3887abb4a81265d3814f0d64b8cb77620b7b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e4de27789e6ea04845923a5ed5cbb07c32d32ef209fd33b46e08719624289180
[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" "e4de27789e6ea04845923a5ed5cbb07c32d32ef209fd33b46e08719624289180", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
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[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
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[INFO] [stderr]    Compiling pkg-config v0.3.15
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[INFO] [stderr]    Compiling proc-macro2 v1.0.1
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]    Compiling serde v1.0.99
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[INFO] [stderr]     Checking lazycell v1.2.1
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[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.4
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[INFO] [stderr]    Compiling parking_lot_core v0.5.0
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[INFO] [stderr]    Compiling quote v0.6.13
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[INFO] [stderr]    Compiling backtrace-sys v0.1.31
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[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking inotify v0.6.1
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[INFO] [stderr]    Compiling wayland-scanner v0.21.13
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[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glium v0.25.1
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]     Checking notify v4.0.12
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.2
[INFO] [stderr]     Checking glutin v0.21.0
[INFO] [stderr]  Documenting rustrex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/cpu/cpucore.rs:1081:26
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         self.regs.y = ea;;
[INFO] [stdout]      |                          ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/cpu/cpucore.rs:1087:26
[INFO] [stdout]      |
[INFO] [stdout] 1087 |         self.regs.s = ea;;
[INFO] [stdout]      |                          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/cpu/cpucore.rs:1093:26
[INFO] [stdout]      |
[INFO] [stdout] 1093 |         self.regs.u = ea;;
[INFO] [stdout]      |                          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/mem/memcore.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ( u32::from(address) .. min(0x1_0000, last_mem) )
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `Command { std: "docker" "inspect" "e4de27789e6ea04845923a5ed5cbb07c32d32ef209fd33b46e08719624289180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4de27789e6ea04845923a5ed5cbb07c32d32ef209fd33b46e08719624289180", kill_on_drop: false }`
[INFO] [stdout] e4de27789e6ea04845923a5ed5cbb07c32d32ef209fd33b46e08719624289180