[INFO] fetching crate wayland-server 0.31.9...
[INFO] checking wayland-server-0.31.9 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate wayland-server 0.31.9 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate wayland-server 0.31.9
[INFO] finished tweaking crates.io crate wayland-server 0.31.9
[INFO] tweaked toml for crates.io crate wayland-server 0.31.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wayland-server 0.31.9 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wayland-server 0.31.9 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4a5ccead31dd6bbe651e07d41623af9aabd8ead4738ba1b6d32ba58b18163ea
[INFO] running `Command { std: "docker" "start" "-a" "e4a5ccead31dd6bbe651e07d41623af9aabd8ead4738ba1b6d32ba58b18163ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a5ccead31dd6bbe651e07d41623af9aabd8ead4738ba1b6d32ba58b18163ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a5ccead31dd6bbe651e07d41623af9aabd8ead4738ba1b6d32ba58b18163ea", kill_on_drop: false }`
[INFO] [stdout] e4a5ccead31dd6bbe651e07d41623af9aabd8ead4738ba1b6d32ba58b18163ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 944ef5eccbac357dbe49afb31db81178f1d45a0c37db16baba1c3812a4ba0f55
[INFO] running `Command { std: "docker" "start" "-a" "944ef5eccbac357dbe49afb31db81178f1d45a0c37db16baba1c3812a4ba0f55", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling wayland-sys v0.31.6
[INFO] [stderr]    Compiling quick-xml v0.37.5
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling wayland-scanner v0.31.6
[INFO] [stderr]    Compiling wayland-backend v0.3.10
[INFO] [stderr]     Checking wayland-server v0.31.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DelegateToMe` is never constructed
[INFO] [stdout]    --> src/global.rs:165:16
[INFO] [stdout]     |
[INFO] [stdout] 165 |         struct DelegateToMe;
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExampleApp` is never constructed
[INFO] [stdout]    --> src/global.rs:199:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |         struct ExampleApp {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DelegateToMe` is never constructed
[INFO] [stdout]    --> src/global.rs:220:16
[INFO] [stdout]     |
[INFO] [stdout] 220 |         struct DelegateToMe<A>(A);
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExampleApp` is never constructed
[INFO] [stdout]    --> src/global.rs:256:16
[INFO] [stdout]     |
[INFO] [stdout] 256 |         struct ExampleApp<A> {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "944ef5eccbac357dbe49afb31db81178f1d45a0c37db16baba1c3812a4ba0f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944ef5eccbac357dbe49afb31db81178f1d45a0c37db16baba1c3812a4ba0f55", kill_on_drop: false }`
[INFO] [stdout] 944ef5eccbac357dbe49afb31db81178f1d45a0c37db16baba1c3812a4ba0f55