[INFO] updating cached repository https://github.com/rightfold/etran
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2f64979a8e33437b7b19cc2ed491e0c002cea62
[INFO] documenting rightfold/etran against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frightfold%2Fetran" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rightfold/etran on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rightfold/etran
[INFO] finished tweaking git repo https://github.com/rightfold/etran
[INFO] tweaked toml for git repo https://github.com/rightfold/etran written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rightfold/etran already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219faa44bfc9d3cf5d84e47d58cf48c3162ff911533060645a1bc09ea3d24c0a
[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" "219faa44bfc9d3cf5d84e47d58cf48c3162ff911533060645a1bc09ea3d24c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219faa44bfc9d3cf5d84e47d58cf48c3162ff911533060645a1bc09ea3d24c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219faa44bfc9d3cf5d84e47d58cf48c3162ff911533060645a1bc09ea3d24c0a", kill_on_drop: false }`
[INFO] [stdout] 219faa44bfc9d3cf5d84e47d58cf48c3162ff911533060645a1bc09ea3d24c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 3d0668833445093ef99a4c379e9044879c43459bf990c09e30fd1582d1ca8465
[INFO] running `Command { std: "docker" "start" "-a" "3d0668833445093ef99a4c379e9044879c43459bf990c09e30fd1582d1ca8465", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.10
[INFO] [stderr]    Compiling peg v0.4.0
[INFO] [stderr]    Compiling etran v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting etran v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/etran-c7a22aa7b97732e9/out/grammar.rs:105:677
[INFO] [stdout]     |
[INFO] [stdout] 105 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a-z_...
[INFO] [stdout]     |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/etran-c7a22aa7b97732e9/out/grammar.rs:105:1064
[INFO] [stdout]     |
[INFO] [stdout] 105 | ...nge_at ( __input , __pos ) ; match __ch { 'a' ... 'z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( ...
[INFO] [stdout]     |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/etran-c7a22aa7b97732e9/out/grammar.rs:105:1078
[INFO] [stdout]     |
[INFO] [stdout] 105 | ...ut , __pos ) ; match __ch { 'a' ... 'z' | '0' ... '9' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a-z0...
[INFO] [stdout]     |                                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "3d0668833445093ef99a4c379e9044879c43459bf990c09e30fd1582d1ca8465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0668833445093ef99a4c379e9044879c43459bf990c09e30fd1582d1ca8465", kill_on_drop: false }`
[INFO] [stdout] 3d0668833445093ef99a4c379e9044879c43459bf990c09e30fd1582d1ca8465