[INFO] cloning repository https://github.com/avondas/TextBasedFighter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avondas/TextBasedFighter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favondas%2FTextBasedFighter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favondas%2FTextBasedFighter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f8d2d8eede6209840d4392d944b665e43998696
[INFO] checking avondas/TextBasedFighter against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favondas%2FTextBasedFighter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/avondas/TextBasedFighter
[INFO] finished tweaking git repo https://github.com/avondas/TextBasedFighter
[INFO] tweaked toml for git repo https://github.com/avondas/TextBasedFighter written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/avondas/TextBasedFighter on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/avondas/TextBasedFighter 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 819e1d2ae0cb870a7507035986ac3217d793c85806858f083647aa4b719ce36d
[INFO] running `Command { std: "docker" "start" "-a" "819e1d2ae0cb870a7507035986ac3217d793c85806858f083647aa4b719ce36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "819e1d2ae0cb870a7507035986ac3217d793c85806858f083647aa4b719ce36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "819e1d2ae0cb870a7507035986ac3217d793c85806858f083647aa4b719ce36d", kill_on_drop: false }`
[INFO] [stdout] 819e1d2ae0cb870a7507035986ac3217d793c85806858f083647aa4b719ce36d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17c429cab6e64f85afb009c9d32ae1b375d4e5c623c56d562d9fb6f8045a8fe2
[INFO] running `Command { std: "docker" "start" "-a" "17c429cab6e64f85afb009c9d32ae1b375d4e5c623c56d562d9fb6f8045a8fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut first_up = first_to_go(&mut fighter, &mut enemy);
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut first_up = first_to_go(&mut fighter, &mut enemy);
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn first_to_go<'a>(mut fighter: &'a mut Box<dyn Character>, mut enemy: &'a mut Box<dyn Character>) -> &'a mut Box<dyn Character> {
[INFO] [stdout]     |                    ----^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn first_to_go<'a>(mut fighter: &'a mut Box<dyn Character>, mut enemy: &'a mut Box<dyn Character>) -> &'a mut Box<dyn Character> {
[INFO] [stdout]     |                    ----^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:61
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn first_to_go<'a>(mut fighter: &'a mut Box<dyn Character>, mut enemy: &'a mut Box<dyn Character>) -> &'a mut Box<dyn Character> {
[INFO] [stdout]     |                                                             ----^^^^^
[INFO] [stdout]     |                                                             |
[INFO] [stdout]     |                                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_weapon` is never used
[INFO] [stdout]  --> src/structs/character.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Character {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 8 |     fn get_weapon(&self) -> String;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:61
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn first_to_go<'a>(mut fighter: &'a mut Box<dyn Character>, mut enemy: &'a mut Box<dyn Character>) -> &'a mut Box<dyn Character> {
[INFO] [stdout]     |                                                             ----^^^^^
[INFO] [stdout]     |                                                             |
[INFO] [stdout]     |                                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_weapon` is never used
[INFO] [stdout]  --> src/structs/character.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait Character {
[INFO] [stdout]   |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 8 |     fn get_weapon(&self) -> String;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "17c429cab6e64f85afb009c9d32ae1b375d4e5c623c56d562d9fb6f8045a8fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c429cab6e64f85afb009c9d32ae1b375d4e5c623c56d562d9fb6f8045a8fe2", kill_on_drop: false }`
[INFO] [stdout] 17c429cab6e64f85afb009c9d32ae1b375d4e5c623c56d562d9fb6f8045a8fe2