[INFO] cloning repository https://github.com/alec-deason/miz_jam_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alec-deason/miz_jam_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fmiz_jam_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fmiz_jam_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2976310557cefca92ea3cdeb24bcfb3a5b3d0abf
[INFO] documenting alec-deason/miz_jam_1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-deason%2Fmiz_jam_1" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alec-deason/miz_jam_1 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 git repo https://github.com/alec-deason/miz_jam_1
[INFO] finished tweaking git repo https://github.com/alec-deason/miz_jam_1
[INFO] tweaked toml for git repo https://github.com/alec-deason/miz_jam_1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/alec-deason/miz_jam_1 already has a lockfile, it will not be regenerated
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] adb83bd135c9a109da9dff52dbd795f35fe33f6ded228602528a94d3238914ea
[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" "adb83bd135c9a109da9dff52dbd795f35fe33f6ded228602528a94d3238914ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb83bd135c9a109da9dff52dbd795f35fe33f6ded228602528a94d3238914ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb83bd135c9a109da9dff52dbd795f35fe33f6ded228602528a94d3238914ea", kill_on_drop: false }`
[INFO] [stdout] adb83bd135c9a109da9dff52dbd795f35fe33f6ded228602528a94d3238914ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 1c6c51f44450ea70b6c8d59f5ec3efe0df5000e4eb455086b91c26bd51394b7d
[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" "1c6c51f44450ea70b6c8d59f5ec3efe0df5000e4eb455086b91c26bd51394b7d", kill_on_drop: false }`
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking bytemuck v1.3.1
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking tiled v0.9.2
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking gilrs-core v0.2.6
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling vek v0.12.0
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking rayon v1.3.1
[INFO] [stderr]     Checking gilrs v0.7.4
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling glow v0.4.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking elefont v0.1.3
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking gestalt v0.1.0
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking enum-map v0.6.2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking platter v0.1.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking image v0.23.8
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking glutin v0.24.1
[INFO] [stderr]     Checking golem v0.1.6
[INFO] [stderr]     Checking blinds v0.1.6
[INFO] [stderr]     Checking quicksilver v0.4.0-alpha0.7
[INFO] [stderr]  Documenting miz_jam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(clamp)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `miz_jam`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name miz_jam src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern golem=/opt/rustwide/target/debug/deps/libgolem-456f604b88235665.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-dc5080fba936b9f5.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-a1630aa670571c9e.rmeta --extern quicksilver=/opt/rustwide/target/debug/deps/libquicksilver-35d382aa17a1fed7.rmeta --extern tiled=/opt/rustwide/target/debug/deps/libtiled-d0854d32ab642f54.rmeta --extern vek=/opt/rustwide/target/debug/deps/libvek-0e128947351c9940.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "1c6c51f44450ea70b6c8d59f5ec3efe0df5000e4eb455086b91c26bd51394b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6c51f44450ea70b6c8d59f5ec3efe0df5000e4eb455086b91c26bd51394b7d", kill_on_drop: false }`
[INFO] [stdout] 1c6c51f44450ea70b6c8d59f5ec3efe0df5000e4eb455086b91c26bd51394b7d