[INFO] cloning repository https://github.com/realraum/realraum-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realraum/realraum-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealraum%2Frealraum-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealraum%2Frealraum-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3212b7aafa8aed21e44d5de8c4bbba08fc590f9e
[INFO] checking realraum/realraum-backend against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealraum%2Frealraum-backend" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/realraum/realraum-backend on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/realraum/realraum-backend
[INFO] finished tweaking git repo https://github.com/realraum/realraum-backend
[INFO] tweaked toml for git repo https://github.com/realraum/realraum-backend written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/realraum/realraum-backend 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] d18a9fc609842bc82790156395d49141c6958612070b95485608bdfc1a641dc6
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[INFO] running `Command { std: "docker" "rm" "-f" "d18a9fc609842bc82790156395d49141c6958612070b95485608bdfc1a641dc6", kill_on_drop: false }`
[INFO] [stdout] d18a9fc609842bc82790156395d49141c6958612070b95485608bdfc1a641dc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78fa4c3bbe6d7ec258ce0a47fade91386241bfe25336e5ae28d83d3388829068
[INFO] running `Command { std: "docker" "start" "-a" "78fa4c3bbe6d7ec258ce0a47fade91386241bfe25336e5ae28d83d3388829068", kill_on_drop: false }`
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[INFO] [stderr]     Checking realraum_backend_sounds v0.1.1 (/opt/rustwide/workdir/sounds)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> sounds/src/api.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct PlaySoundPayload {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 63 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlaySoundPayload` 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: function `get_sound_by_id` is never used
[INFO] [stdout]   --> sounds/src/db.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn get_sound_by_id(db: &Connection, id: i64) -> Result<Option<data::Sound>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> sounds/src/api.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct PlaySoundPayload {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 63 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PlaySoundPayload` 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: function `get_sound_by_id` is never used
[INFO] [stdout]   --> sounds/src/db.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn get_sound_by_id(db: &Connection, id: i64) -> Result<Option<data::Sound>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.48s
[INFO] running `Command { std: "docker" "inspect" "78fa4c3bbe6d7ec258ce0a47fade91386241bfe25336e5ae28d83d3388829068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fa4c3bbe6d7ec258ce0a47fade91386241bfe25336e5ae28d83d3388829068", kill_on_drop: false }`
[INFO] [stdout] 78fa4c3bbe6d7ec258ce0a47fade91386241bfe25336e5ae28d83d3388829068