[INFO] cloning repository https://github.com/lduchosal/battlesnake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lduchosal/battlesnake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flduchosal%2Fbattlesnake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flduchosal%2Fbattlesnake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0906c57460605be8f3aa55eedaa044abed3307eb
[INFO] documenting lduchosal/battlesnake against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flduchosal%2Fbattlesnake" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lduchosal/battlesnake on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lduchosal/battlesnake
[INFO] finished tweaking git repo https://github.com/lduchosal/battlesnake
[INFO] tweaked toml for git repo https://github.com/lduchosal/battlesnake written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/lduchosal/battlesnake already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 46ae6da750174d74d034ef9aa3da6aa1823ae9e168e349450d394dab91aba822
[INFO] running `Command { std: "docker" "start" "-a" "46ae6da750174d74d034ef9aa3da6aa1823ae9e168e349450d394dab91aba822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46ae6da750174d74d034ef9aa3da6aa1823ae9e168e349450d394dab91aba822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ae6da750174d74d034ef9aa3da6aa1823ae9e168e349450d394dab91aba822", kill_on_drop: false }`
[INFO] [stdout] 46ae6da750174d74d034ef9aa3da6aa1823ae9e168e349450d394dab91aba822
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 2c236b0c4302b3cdca612d5466e24fa213129c773234ca2dde0c5f49b200a690
[INFO] running `Command { std: "docker" "start" "-a" "2c236b0c4302b3cdca612d5466e24fa213129c773234ca2dde0c5f49b200a690", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling cc v1.0.32
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling syn v0.15.28
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking indextree v3.1.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]  Documenting battlesnake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/main.rs:368:24
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl From<std::option::NoneError> for Error {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/main.rs:370:29
[INFO] [stdout]     |
[INFO] [stdout] 370 |     fn from(n: std::option::NoneError) -> Self {
[INFO] [stdout]     |                             ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[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(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `battlesnake`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name battlesnake 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 indextree=/opt/rustwide/target/debug/deps/libindextree-5ce030631a6b8226.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-9bffb085dbc1e604.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-589a673a6f6a8213.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-226deb51db08a669.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-d7b74b8b08fcd727.rmeta --extern tiny_http=/opt/rustwide/target/debug/deps/libtiny_http-c353d1799f20fad1.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2c236b0c4302b3cdca612d5466e24fa213129c773234ca2dde0c5f49b200a690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c236b0c4302b3cdca612d5466e24fa213129c773234ca2dde0c5f49b200a690", kill_on_drop: false }`
[INFO] [stdout] 2c236b0c4302b3cdca612d5466e24fa213129c773234ca2dde0c5f49b200a690
