[INFO] cloning repository https://github.com/bryanwongweiheng/metacamp-rust-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bryanwongweiheng/metacamp-rust-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/bryanwongweiheng/metacamp-rust-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bryanwongweiheng/metacamp-rust-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7756b848c8b54258ff91483fe3bf4980b1179032
[INFO] checking bryanwongweiheng/metacamp-rust-course against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: cannot create directory at 'src': No space left on device
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] checking bryanwongweiheng/metacamp-rust-course against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-5-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[INFO] checking bryanwongweiheng/metacamp-rust-course against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryanwongweiheng%2Fmetacamp-rust-course" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bryanwongweiheng/metacamp-rust-course
[INFO] finished tweaking git repo https://github.com/bryanwongweiheng/metacamp-rust-course
[INFO] tweaked toml for git repo https://github.com/bryanwongweiheng/metacamp-rust-course written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bryanwongweiheng/metacamp-rust-course on toolchain 5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bryanwongweiheng/metacamp-rust-course 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" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 106aa220661c1930501aa948054f905161a8e6da4db036085b3dc7625709dc6e
[INFO] running `Command { std: "docker" "start" "-a" "106aa220661c1930501aa948054f905161a8e6da4db036085b3dc7625709dc6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "106aa220661c1930501aa948054f905161a8e6da4db036085b3dc7625709dc6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106aa220661c1930501aa948054f905161a8e6da4db036085b3dc7625709dc6e", kill_on_drop: false }`
[INFO] [stdout] 106aa220661c1930501aa948054f905161a8e6da4db036085b3dc7625709dc6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 315964949e2532af0b0df259716e95102e475232dd6e5acc8be0f7130bb57281
[INFO] running `Command { std: "docker" "start" "-a" "315964949e2532af0b0df259716e95102e475232dd6e5acc8be0f7130bb57281", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-cousre v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `griffin`
[INFO] [stdout]   --> src/exercise_2/main.rs:31:31
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Creature::Griffin(griffin) => Creature::Griffin(Griffin{name: self.name(), magic_power: self.magic_power()}),
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_griffin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unicorn`
[INFO] [stdout]   --> src/exercise_2/main.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Creature::Unicorn(unicorn) => Creature::Unicorn(Unicorn{name: self.name(), magic_power: self.magic_power()}),
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unicorn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `griffin`
[INFO] [stdout]   --> src/exercise_2/main.rs:31:31
[INFO] [stdout]    |
[INFO] [stdout] 31 |             Creature::Griffin(griffin) => Creature::Griffin(Griffin{name: self.name(), magic_power: self.magic_power()}),
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_griffin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaBXUEoP"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unicorn`
[INFO] [stdout]   --> src/exercise_2/main.rs:32:31
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Creature::Unicorn(unicorn) => Creature::Unicorn(Unicorn{name: self.name(), magic_power: self.magic_power()}),
[INFO] [stdout]    |                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unicorn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-cousre` (bin "home_assignment_3") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/home_assignment_2/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Buyer {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Buyer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/home_assignment_2/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Buyer {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Buyer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "315964949e2532af0b0df259716e95102e475232dd6e5acc8be0f7130bb57281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315964949e2532af0b0df259716e95102e475232dd6e5acc8be0f7130bb57281", kill_on_drop: false }`
[INFO] [stdout] 315964949e2532af0b0df259716e95102e475232dd6e5acc8be0f7130bb57281