[INFO] cloning repository https://github.com/khzh/rustimp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khzh/rustimp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhzh%2Frustimp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhzh%2Frustimp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71c428678d3dbe00266b85df78d875694acb5d8b
[INFO] documenting khzh/rustimp against 1.86.0 for beta-1.87-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhzh%2Frustimp" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khzh/rustimp on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khzh/rustimp
[INFO] finished tweaking git repo https://github.com/khzh/rustimp
[INFO] tweaked toml for git repo https://github.com/khzh/rustimp written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/khzh/rustimp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d31201e6710263905b4706c17a1365b44b4e68130acd716a5430d1f83651a814
[INFO] running `Command { std: "docker" "start" "-a" "d31201e6710263905b4706c17a1365b44b4e68130acd716a5430d1f83651a814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d31201e6710263905b4706c17a1365b44b4e68130acd716a5430d1f83651a814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31201e6710263905b4706c17a1365b44b4e68130acd716a5430d1f83651a814", kill_on_drop: false }`
[INFO] [stdout] d31201e6710263905b4706c17a1365b44b4e68130acd716a5430d1f83651a814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bacf899cf2a97db10c24f7f9824014ef4cc1339ed02d179e4cbe052ffa814fec
[INFO] running `Command { std: "docker" "start" "-a" "bacf899cf2a97db10c24f7f9824014ef4cc1339ed02d179e4cbe052ffa814fec", kill_on_drop: false }`
[INFO] [stderr]  Documenting interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:25:33
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Arith::Add(a, b) => (Arith::eval(*a, &environment) + Arith::eval(*b, &environment)),
[INFO] [stdout]    |                                 ^                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -             Arith::Add(a, b) => (Arith::eval(*a, &environment) + Arith::eval(*b, &environment)),
[INFO] [stdout] 25 +             Arith::Add(a, b) => Arith::eval(*a, &environment) + Arith::eval(*b, &environment),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Arith::Mul(a, b) => (Arith::eval(*a, &environment) * Arith::eval(*b, &environment))
[INFO] [stdout]    |                                 ^                                                             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -             Arith::Mul(a, b) => (Arith::eval(*a, &environment) * Arith::eval(*b, &environment))
[INFO] [stdout] 26 +             Arith::Mul(a, b) => Arith::eval(*a, &environment) * Arith::eval(*b, &environment)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:46:40
[INFO] [stdout]    |
[INFO] [stdout] 46 |             Booln::LessThan(a1, a2) => (Arith::eval(*a1, &environment) < Arith::eval(*a2, &environment)),
[INFO] [stdout]    |                                        ^                                                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -             Booln::LessThan(a1, a2) => (Arith::eval(*a1, &environment) < Arith::eval(*a2, &environment)),
[INFO] [stdout] 46 +             Booln::LessThan(a1, a2) => Arith::eval(*a1, &environment) < Arith::eval(*a2, &environment),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't generate documentation: No space left on device (os error 28)
[INFO] [stdout]   |
[INFO] [stdout]   = note: failed to create or modify "/opt/rustwide/target/doc/static.files/FiraSans-Italic-81dc35de.woff2"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `interp`
[INFO] running `Command { std: "docker" "inspect" "bacf899cf2a97db10c24f7f9824014ef4cc1339ed02d179e4cbe052ffa814fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bacf899cf2a97db10c24f7f9824014ef4cc1339ed02d179e4cbe052ffa814fec", kill_on_drop: false }`
[INFO] [stdout] bacf899cf2a97db10c24f7f9824014ef4cc1339ed02d179e4cbe052ffa814fec