[INFO] cloning repository https://github.com/iktefish/flappy-dragon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iktefish/flappy-dragon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiktefish%2Fflappy-dragon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiktefish%2Fflappy-dragon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0954c6d5dda57db100085ba1e12fb0842e734c16
[INFO] building iktefish/flappy-dragon against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiktefish%2Fflappy-dragon" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iktefish/flappy-dragon
[INFO] finished tweaking git repo https://github.com/iktefish/flappy-dragon
[INFO] tweaked toml for git repo https://github.com/iktefish/flappy-dragon written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iktefish/flappy-dragon on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iktefish/flappy-dragon 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c0930d15306cc592e332068d6cf29404412aee3cbf9b9247b41456d10638859
[INFO] running `Command { std: "docker" "start" "-a" "9c0930d15306cc592e332068d6cf29404412aee3cbf9b9247b41456d10638859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c0930d15306cc592e332068d6cf29404412aee3cbf9b9247b41456d10638859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c0930d15306cc592e332068d6cf29404412aee3cbf9b9247b41456d10638859", kill_on_drop: false }`
[INFO] [stdout] 9c0930d15306cc592e332068d6cf29404412aee3cbf9b9247b41456d10638859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d4137ff3e01ae49186d93107c456ac2d98969c500678825f6244ba55cf06a2b
[INFO] running `Command { std: "docker" "start" "-a" "9d4137ff3e01ae49186d93107c456ac2d98969c500678825f6244ba55cf06a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling flappy-dragon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn play(&mut self, ctx: &mut BTerm) {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]   --> src/main.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Player {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `constructor`, `render`, `gravity_and_mode`, and `flap` are never used
[INFO] [stdout]   --> src/main.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Player {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     fn constructor(x: i32, y: i32) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn render(&mut self, ctx: &mut BTerm) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn gravity_and_mode(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn flap(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "9d4137ff3e01ae49186d93107c456ac2d98969c500678825f6244ba55cf06a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4137ff3e01ae49186d93107c456ac2d98969c500678825f6244ba55cf06a2b", kill_on_drop: false }`
[INFO] [stdout] 9d4137ff3e01ae49186d93107c456ac2d98969c500678825f6244ba55cf06a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ae14184b172069bc266b4463cc048665bb5dfe2e368e91767e6ed229665cc32
[INFO] running `Command { std: "docker" "start" "-a" "7ae14184b172069bc266b4463cc048665bb5dfe2e368e91767e6ed229665cc32", kill_on_drop: false }`
[INFO] [stderr]    Compiling flappy-dragon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/main.rs:93:24
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn play(&mut self, ctx: &mut BTerm) {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Player` is never constructed
[INFO] [stdout]   --> src/main.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Player {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `constructor`, `render`, `gravity_and_mode`, and `flap` are never used
[INFO] [stdout]   --> src/main.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Player {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     fn constructor(x: i32, y: i32) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn render(&mut self, ctx: &mut BTerm) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn gravity_and_mode(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn flap(&mut self) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "7ae14184b172069bc266b4463cc048665bb5dfe2e368e91767e6ed229665cc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae14184b172069bc266b4463cc048665bb5dfe2e368e91767e6ed229665cc32", kill_on_drop: false }`
[INFO] [stdout] 7ae14184b172069bc266b4463cc048665bb5dfe2e368e91767e6ed229665cc32