[INFO] crate lup 0.3.0 is already in cache
[INFO] testing lup-0.3.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate lup 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lup 0.3.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lup 0.3.0
[INFO] finished tweaking crates.io crate lup 0.3.0
[INFO] tweaked toml for crates.io crate lup 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 7c00f7e827f286216247fbffa5f26118931de5ae639187c94256b074b879f2f2
[INFO] running `Command { std: "docker" "start" "-a" "7c00f7e827f286216247fbffa5f26118931de5ae639187c94256b074b879f2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c00f7e827f286216247fbffa5f26118931de5ae639187c94256b074b879f2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c00f7e827f286216247fbffa5f26118931de5ae639187c94256b074b879f2f2", kill_on_drop: false }`
[INFO] [stdout] 7c00f7e827f286216247fbffa5f26118931de5ae639187c94256b074b879f2f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8b72f2f13192c6e3b6e923e67d2aa6651db047565e7c0caae88cc7e97eece48
[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" "d8b72f2f13192c6e3b6e923e67d2aa6651db047565e7c0caae88cc7e97eece48", kill_on_drop: false }`
[INFO] [stderr]    Compiling lup v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: missing documentation for macro
[INFO] [stdout]    --> src/lib.rs:193:1
[INFO] [stdout]     |
[INFO] [stdout] 193 | / macro_rules! lup(
[INFO] [stdout] 194 | |     ($sum:ty : $i:tt , $($j:tt),+ by $list:expr => $body:block) => {
[INFO] [stdout] 195 | |         lup!($sum : $i in 0..$list.len() => {
[INFO] [stdout] 196 | |             lup!($sum : $($j),* by $list[$i] => $body)
[INFO] [stdout] ...   |
[INFO] [stdout] 215 | |     }}
[INFO] [stdout] 216 | | );
[INFO] [stdout]     | |__^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 | #![deny(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lup`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d8b72f2f13192c6e3b6e923e67d2aa6651db047565e7c0caae88cc7e97eece48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b72f2f13192c6e3b6e923e67d2aa6651db047565e7c0caae88cc7e97eece48", kill_on_drop: false }`
[INFO] [stdout] d8b72f2f13192c6e3b6e923e67d2aa6651db047565e7c0caae88cc7e97eece48