[INFO] cloning repository https://github.com/jbramley/rust_adventure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbramley/rust_adventure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbramley%2Frust_adventure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbramley%2Frust_adventure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05127c24493d37a35c963666ccabf81c8f17c7a4
[INFO] building jbramley/rust_adventure against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbramley%2Frust_adventure" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jbramley/rust_adventure on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jbramley/rust_adventure
[INFO] finished tweaking git repo https://github.com/jbramley/rust_adventure
[INFO] tweaked toml for git repo https://github.com/jbramley/rust_adventure written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jbramley/rust_adventure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rprompt v2.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4e8b16913fcd0858b852577a1b7f1368cb4e5ce894dc7df559dc8fd00b99631
[INFO] running `Command { std: "docker" "start" "-a" "e4e8b16913fcd0858b852577a1b7f1368cb4e5ce894dc7df559dc8fd00b99631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4e8b16913fcd0858b852577a1b7f1368cb4e5ce894dc7df559dc8fd00b99631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e8b16913fcd0858b852577a1b7f1368cb4e5ce894dc7df559dc8fd00b99631", kill_on_drop: false }`
[INFO] [stdout] e4e8b16913fcd0858b852577a1b7f1368cb4e5ce894dc7df559dc8fd00b99631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Dtail-expr-drop-order" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5541a1353c6a446ba8e6ee57871749145a6b6eacdaa91cdd2a5a4af3ce07a3f8
[INFO] running `Command { std: "docker" "start" "-a" "5541a1353c6a446ba8e6ee57871749145a6b6eacdaa91cdd2a5a4af3ce07a3f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling zerocopy v0.8.0-alpha.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rtoolbox v0.0.2
[INFO] [stderr]    Compiling rprompt v2.1.1
[INFO] [stderr]    Compiling rand_core v0.9.0-alpha.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0-alpha.1
[INFO] [stderr]    Compiling rand v0.9.0-alpha.1
[INFO] [stderr]    Compiling rust_adventure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     /// Banner generated at http://www.patorjk.com/software/taag/#p=display&f=Flower%20Power&t=%20H%20u%20n%20t%20%0A%20%20T%20h%20e%20%0AT%20u%20l%20i%20p%0A
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 24 |     let banner = include_str!("banner.txt");
[INFO] [stdout]    |     ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .map(|mut g| g.maybe_move(&rooms[g.room].doors))
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "5541a1353c6a446ba8e6ee57871749145a6b6eacdaa91cdd2a5a4af3ce07a3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5541a1353c6a446ba8e6ee57871749145a6b6eacdaa91cdd2a5a4af3ce07a3f8", kill_on_drop: false }`
[INFO] [stdout] 5541a1353c6a446ba8e6ee57871749145a6b6eacdaa91cdd2a5a4af3ce07a3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Dtail-expr-drop-order" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ec0a085baf4ab3c8470532d25252d02f8649017c8cd8d6f6f8249ee48c1efc7
[INFO] running `Command { std: "docker" "start" "-a" "7ec0a085baf4ab3c8470532d25252d02f8649017c8cd8d6f6f8249ee48c1efc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_adventure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     /// Banner generated at http://www.patorjk.com/software/taag/#p=display&f=Flower%20Power&t=%20H%20u%20n%20t%20%0A%20%20T%20h%20e%20%0AT%20u%20l%20i%20p%0A
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 24 |     let banner = include_str!("banner.txt");
[INFO] [stdout]    |     ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |             .map(|mut g| g.maybe_move(&rooms[g.room].doors))
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "7ec0a085baf4ab3c8470532d25252d02f8649017c8cd8d6f6f8249ee48c1efc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec0a085baf4ab3c8470532d25252d02f8649017c8cd8d6f6f8249ee48c1efc7", kill_on_drop: false }`
[INFO] [stdout] 7ec0a085baf4ab3c8470532d25252d02f8649017c8cd8d6f6f8249ee48c1efc7