[INFO] cloning repository https://github.com/lonski/dungeon-generator-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lonski/dungeon-generator-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Fdungeon-generator-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Fdungeon-generator-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fbd6d0aa2028baa097fcca5ce124c7db0526207d
[INFO] checking lonski/dungeon-generator-rs against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Fdungeon-generator-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lonski/dungeon-generator-rs on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lonski/dungeon-generator-rs
[INFO] finished tweaking git repo https://github.com/lonski/dungeon-generator-rs
[INFO] tweaked toml for git repo https://github.com/lonski/dungeon-generator-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/lonski/dungeon-generator-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.7.4
[INFO] [stderr]   Downloaded grid v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c33fc092ed2666f6292b573460ee9b91181208b24d614e748a39b47e588e1b1
[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" "9c33fc092ed2666f6292b573460ee9b91181208b24d614e748a39b47e588e1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c33fc092ed2666f6292b573460ee9b91181208b24d614e748a39b47e588e1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c33fc092ed2666f6292b573460ee9b91181208b24d614e748a39b47e588e1b1", kill_on_drop: false }`
[INFO] [stdout] 9c33fc092ed2666f6292b573460ee9b91181208b24d614e748a39b47e588e1b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81a1355da9f26fa547089e8b362b3bc1c9cef7db53fb67d35c1440fb0bae4a02
[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" "81a1355da9f26fa547089e8b362b3bc1c9cef7db53fb67d35c1440fb0bae4a02", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking grid v0.1.0
[INFO] [stderr]     Checking itertools v0.7.4
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking dungeon-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0063]: missing field `vertex_offset_min` in initializer of `room_gen::RoomGenerator`
[INFO] [stdout]   --> src/main.rs:39:24
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let room_gen = RoomGenerator {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ missing `vertex_offset_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `room_gen::Room` is not an iterator
[INFO] [stdout]   --> src/main.rs:64:18
[INFO] [stdout]    |
[INFO] [stdout] 64 |         for p in room_gen.generate() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^ `room_gen::Room` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::iter::Iterator` is not implemented for `room_gen::Room`
[INFO] [stdout]    = note: required by `std::iter::IntoIterator::into_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0063, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dungeon-generator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "81a1355da9f26fa547089e8b362b3bc1c9cef7db53fb67d35c1440fb0bae4a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a1355da9f26fa547089e8b362b3bc1c9cef7db53fb67d35c1440fb0bae4a02", kill_on_drop: false }`
[INFO] [stdout] 81a1355da9f26fa547089e8b362b3bc1c9cef7db53fb67d35c1440fb0bae4a02