[INFO] fetching crate bird_tool_utils-man 0.4.0...
[INFO] checking bird_tool_utils-man-0.4.0 against beta for pr-78714
[INFO] extracting crate bird_tool_utils-man 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bird_tool_utils-man 0.4.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bird_tool_utils-man 0.4.0
[INFO] finished tweaking crates.io crate bird_tool_utils-man 0.4.0
[INFO] tweaked toml for crates.io crate bird_tool_utils-man 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate bird_tool_utils-man 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91d4d01079df1bbb54dc455da2ad3e9ba4db0326a9232bc1dbe9808a6b16b651
[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" "91d4d01079df1bbb54dc455da2ad3e9ba4db0326a9232bc1dbe9808a6b16b651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91d4d01079df1bbb54dc455da2ad3e9ba4db0326a9232bc1dbe9808a6b16b651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d4d01079df1bbb54dc455da2ad3e9ba4db0326a9232bc1dbe9808a6b16b651", kill_on_drop: false }`
[INFO] [stdout] 91d4d01079df1bbb54dc455da2ad3e9ba4db0326a9232bc1dbe9808a6b16b651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6daa182c5927057b131f00c1823b7d1dcf8a36ce8f8815c00bade6a9dc1c49f1
[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" "6daa182c5927057b131f00c1823b7d1dcf8a36ce8f8815c00bade6a9dc1c49f1", kill_on_drop: false }`
[INFO] [stderr]     Checking roff v0.1.0
[INFO] [stderr]     Checking bird_tool_utils-man v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `man`
[INFO] [stdout]  --> examples/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate man;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bird_tool_utils-man`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6daa182c5927057b131f00c1823b7d1dcf8a36ce8f8815c00bade6a9dc1c49f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6daa182c5927057b131f00c1823b7d1dcf8a36ce8f8815c00bade6a9dc1c49f1", kill_on_drop: false }`
[INFO] [stdout] 6daa182c5927057b131f00c1823b7d1dcf8a36ce8f8815c00bade6a9dc1c49f1