[INFO] fetching crate terra 0.2.0...
[INFO] documenting terra-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate terra 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate terra 0.2.0 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 crates.io crate terra 0.2.0
[INFO] finished tweaking crates.io crate terra 0.2.0
[INFO] tweaked toml for crates.io crate terra 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded safe-transmute v0.3.1
[INFO] [stderr]   Downloaded rshader v0.1.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.37.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.25.0
[INFO] [stderr]   Downloaded camera_controllers v0.21.0
[INFO] [stderr]   Downloaded piston_window v0.67.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.41.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc34a197dc1c6d59292a52270f8d34860eeaf744f44841829d55c9913685e1b0
[INFO] running `Command { std: "docker" "start" "-a" "dc34a197dc1c6d59292a52270f8d34860eeaf744f44841829d55c9913685e1b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc34a197dc1c6d59292a52270f8d34860eeaf744f44841829d55c9913685e1b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc34a197dc1c6d59292a52270f8d34860eeaf744f44841829d55c9913685e1b0", kill_on_drop: false }`
[INFO] [stdout] dc34a197dc1c6d59292a52270f8d34860eeaf744f44841829d55c9913685e1b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b09435156123faf275525168604dc09d6a5b4e1268ef384fc727191830144764
[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" "b09435156123faf275525168604dc09d6a5b4e1268ef384fc727191830144764", kill_on_drop: false }`
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking safe-transmute v0.3.1
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking draw_state v0.7.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking zip v0.2.8
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking png v0.9.0
[INFO] [stderr]     Checking rustfft v2.1.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking image v0.15.0
[INFO] [stderr]     Checking gfx v0.16.3
[INFO] [stderr]     Checking rshader v0.1.0
[INFO] [stderr]     Checking cgmath v0.15.0
[INFO] [stderr]     Checking bincode v0.8.0
[INFO] [stderr]  Documenting terra v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(ord_max_min)]
[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 `terra`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name terra src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-dde3ff4a9366031c.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-364c148656283980.rmeta --extern cgmath=/opt/rustwide/target/debug/deps/libcgmath-0ebf55eec1365645.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-bb44e68f74aa1365.rmeta --extern gfx=/opt/rustwide/target/debug/deps/libgfx-a15319106b071a9c.rmeta --extern gfx_core=/opt/rustwide/target/debug/deps/libgfx_core-c296fca26faf62e6.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-5a465de1a1026517.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e33c602b229ad16f.rmeta --extern lru_cache=/opt/rustwide/target/debug/deps/liblru_cache-f4983873ceda78d8.rmeta --extern memmap=/opt/rustwide/target/debug/deps/libmemmap-842cab63dc333edb.rmeta --extern notify=/opt/rustwide/target/debug/deps/libnotify-e4d1bf63059a11e5.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-c42c7071001c27f2.rmeta --extern rshader=/opt/rustwide/target/debug/deps/librshader-b7b02863a806490b.rmeta --extern rustfft=/opt/rustwide/target/debug/deps/librustfft-812a7e06d3a77081.rmeta --extern safe_transmute=/opt/rustwide/target/debug/deps/libsafe_transmute-6e29f79b635e3967.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d6f4c1be166c5a7c.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-e14ca5de376ec3cc.so --extern shader_version=/opt/rustwide/target/debug/deps/libshader_version-e8b0d7ad731ad26f.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-78fb5057a2e3f904.rmeta --extern vecmath=/opt/rustwide/target/debug/deps/libvecmath-61790a43d45e1c14.rmeta --extern zip=/opt/rustwide/target/debug/deps/libzip-e56b6646f13abb67.rmeta --cap-lints=warn --crate-version 0.2.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "b09435156123faf275525168604dc09d6a5b4e1268ef384fc727191830144764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09435156123faf275525168604dc09d6a5b4e1268ef384fc727191830144764", kill_on_drop: false }`
[INFO] [stdout] b09435156123faf275525168604dc09d6a5b4e1268ef384fc727191830144764