[INFO] fetching crate game_kernel_settings 0.1.0...
[INFO] checking game_kernel_settings-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate game_kernel_settings 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate game_kernel_settings 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game_kernel_settings 0.1.0
[INFO] finished tweaking crates.io crate game_kernel_settings 0.1.0
[INFO] tweaked toml for crates.io crate game_kernel_settings 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 205de90f971a0192af04f0b9e87949bacc9d958c110f38be5311cb49b1638a63
[INFO] running `Command { std: "docker" "start" "-a" "205de90f971a0192af04f0b9e87949bacc9d958c110f38be5311cb49b1638a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "205de90f971a0192af04f0b9e87949bacc9d958c110f38be5311cb49b1638a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205de90f971a0192af04f0b9e87949bacc9d958c110f38be5311cb49b1638a63", kill_on_drop: false }`
[INFO] [stdout] 205de90f971a0192af04f0b9e87949bacc9d958c110f38be5311cb49b1638a63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fac6cf129216b8eb0724349645d9718b166d51dca04c80f7072abd9627fd0dfa
[INFO] running `Command { std: "docker" "start" "-a" "fac6cf129216b8eb0724349645d9718b166d51dca04c80f7072abd9627fd0dfa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking game_kernel_settings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]   --> src/settings/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     t: Table,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `conf_for_module`
[INFO] [stdout]   --> src/settings/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn conf_for_module<'a, T: Deserialize<'a> + ConfigModule>(&mut self) -> T {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]   --> src/settings/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     t: Table,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `conf_for_module`
[INFO] [stdout]   --> src/settings/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn conf_for_module<'a, T: Deserialize<'a> + ConfigModule>(&mut self) -> T {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.91s
[INFO] running `Command { std: "docker" "inspect" "fac6cf129216b8eb0724349645d9718b166d51dca04c80f7072abd9627fd0dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac6cf129216b8eb0724349645d9718b166d51dca04c80f7072abd9627fd0dfa", kill_on_drop: false }`
[INFO] [stdout] fac6cf129216b8eb0724349645d9718b166d51dca04c80f7072abd9627fd0dfa