[INFO] updating cached repository https://github.com/sirkibsirkib/axial_2018
[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] 00bbb17ed13045537588abbda04656fd0f2a34e2
[INFO] documenting sirkibsirkib/axial_2018 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Faxial_2018" "/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/sirkibsirkib/axial_2018 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/sirkibsirkib/axial_2018
[INFO] finished tweaking git repo https://github.com/sirkibsirkib/axial_2018
[INFO] tweaked toml for git repo https://github.com/sirkibsirkib/axial_2018 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/sirkibsirkib/axial_2018 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] 28f73a1b88dba8fab9247c062cec5b6e806af9a67e63f54405dac8c2fa7b7eea
[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" "28f73a1b88dba8fab9247c062cec5b6e806af9a67e63f54405dac8c2fa7b7eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28f73a1b88dba8fab9247c062cec5b6e806af9a67e63f54405dac8c2fa7b7eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f73a1b88dba8fab9247c062cec5b6e806af9a67e63f54405dac8c2fa7b7eea", kill_on_drop: false }`
[INFO] [stdout] 28f73a1b88dba8fab9247c062cec5b6e806af9a67e63f54405dac8c2fa7b7eea
[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] [stdout] a27ce2b59bcf1aef206e25dfdd391d45da83817a1138feb6f23f866d27d3abac
[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" "a27ce2b59bcf1aef206e25dfdd391d45da83817a1138feb6f23f866d27d3abac", kill_on_drop: false }`
[INFO] [stderr]  Documenting axial_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected token: `...`
[INFO] [stdout]    --> src/channels.rs:133:37
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let w_m: WrappedMessage<M> = read(...);
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `..` for an exclusive range
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let w_m: WrappedMessage<M> = read(..);
[INFO] [stdout]     |                                           ^^
[INFO] [stdout] help: or `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let w_m: WrappedMessage<M> = read(..=);
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0586]: inclusive range with no end
[INFO] [stdout]    --> src/channels.rs:133:37
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let w_m: WrappedMessage<M> = read(...);
[INFO] [stdout]     |                                           ^^^ help: use `..` instead
[INFO] [stdout]     |
[INFO] [stdout]     = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0586`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `axial_2018`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name axial_2018 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 --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "a27ce2b59bcf1aef206e25dfdd391d45da83817a1138feb6f23f866d27d3abac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a27ce2b59bcf1aef206e25dfdd391d45da83817a1138feb6f23f866d27d3abac", kill_on_drop: false }`
[INFO] [stdout] a27ce2b59bcf1aef206e25dfdd391d45da83817a1138feb6f23f866d27d3abac