[INFO] updating cached repository https://github.com/wayslog/MagicHTTP
[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] f051bba4ebb382dd13377e5c05971eb9fcf233d9
[INFO] documenting wayslog/MagicHTTP against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwayslog%2FMagicHTTP" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wayslog/MagicHTTP 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/wayslog/MagicHTTP
[INFO] finished tweaking git repo https://github.com/wayslog/MagicHTTP
[INFO] tweaked toml for git repo https://github.com/wayslog/MagicHTTP written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/wayslog/MagicHTTP 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 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" "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] dcc7722473feeafc943b891832bb17225687a06a3d4be8c4d190d345ab590bac
[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" "dcc7722473feeafc943b891832bb17225687a06a3d4be8c4d190d345ab590bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcc7722473feeafc943b891832bb17225687a06a3d4be8c4d190d345ab590bac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc7722473feeafc943b891832bb17225687a06a3d4be8c4d190d345ab590bac", kill_on_drop: false }`
[INFO] [stdout] dcc7722473feeafc943b891832bb17225687a06a3d4be8c4d190d345ab590bac
[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" "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] 676dd3c1f5c54bd7592fa27bc3b60a015ccac57a0edf66601d27bc12633f41a0
[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" "676dd3c1f5c54bd7592fa27bc3b60a015ccac57a0edf66601d27bc12633f41a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking syncbox v0.2.4
[INFO] [stderr]     Checking eventual v0.1.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]  Documenting mh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `mio::EventLoop`, `mio::EventSet`
[INFO] [stdout]  --> src/mconn.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mio::{Token, EventLoop, EventSet};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^^^^ no `EventSet` in the root
[INFO] [stdout]   |                  |
[INFO] [stdout]   |                  no `EventLoop` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::tcp`
[INFO] [stdout]  --> src/mconn.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mio::tcp::{TcpStream ,TcpListener};
[INFO] [stdout]   |          ^^^ could not find `tcp` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mio::util`
[INFO] [stdout]  --> src/mconn.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mio::util::Slab;
[INFO] [stdout]   |          ^^^^ could not find `util` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `bytes::MutBuf`
[INFO] [stdout]  --> src/mconn.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf};
[INFO] [stdout]   |                  ^^^^^^ no `MutBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `bytes::ByteBuf`, `bytes::MutByteBuf`
[INFO] [stdout]  --> src/mconn.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bytes::{ByteBuf, MutByteBuf};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^^^^^^ no `MutByteBuf` in the root
[INFO] [stdout]   |             |
[INFO] [stdout]   |             no `ByteBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `bytes::MutBuf`, `bytes::ByteBuf`, `bytes::MutByteBuf`, `bytes::RingBuf`
[INFO] [stdout]  --> src/core.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bytes::{Buf, MutBuf, ByteBuf, MutByteBuf, RingBuf};
[INFO] [stdout]   |                  ^^^^^^  ^^^^^^^  ^^^^^^^^^^  ^^^^^^^ no `RingBuf` in the root
[INFO] [stdout]   |                  |       |        |
[INFO] [stdout]   |                  |       |        no `MutByteBuf` in the root
[INFO] [stdout]   |                  |       no `ByteBuf` in the root
[INFO] [stdout]   |                  no `MutBuf` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `mh`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name mh src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-4291ca554a19dee5.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-07df780a17356392.rmeta --extern eventual=/opt/rustwide/target/debug/deps/libeventual-450fa19c2d720b79.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-0aada07bd69e847b.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-93991d3ac5d0e62a.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "676dd3c1f5c54bd7592fa27bc3b60a015ccac57a0edf66601d27bc12633f41a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676dd3c1f5c54bd7592fa27bc3b60a015ccac57a0edf66601d27bc12633f41a0", kill_on_drop: false }`
[INFO] [stdout] 676dd3c1f5c54bd7592fa27bc3b60a015ccac57a0edf66601d27bc12633f41a0