[INFO] cloning repository https://github.com/kanru/t1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kanru/t1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanru%2Ft1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanru%2Ft1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b5de8da1d7700307738ba046d2a5fbac02d27f8
[INFO] building kanru/t1 against try#9a3ef2cd3ecaae3c6ef59768612837d797602a6d for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanru%2Ft1" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kanru/t1 on toolchain 9a3ef2cd3ecaae3c6ef59768612837d797602a6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kanru/t1
[INFO] finished tweaking git repo https://github.com/kanru/t1
[INFO] tweaked toml for git repo https://github.com/kanru/t1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kanru/t1 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" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec668ff50593661199b80007dbbfe3c62c986f9585cc4bdf7f62d169b66240be
[INFO] running `Command { std: "docker" "start" "-a" "ec668ff50593661199b80007dbbfe3c62c986f9585cc4bdf7f62d169b66240be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec668ff50593661199b80007dbbfe3c62c986f9585cc4bdf7f62d169b66240be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec668ff50593661199b80007dbbfe3c62c986f9585cc4bdf7f62d169b66240be", kill_on_drop: false }`
[INFO] [stdout] ec668ff50593661199b80007dbbfe3c62c986f9585cc4bdf7f62d169b66240be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     RoomEnabled(bool),
[INFO] [stdout]    |     ----------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoomConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 38 -     RoomEnabled(bool),
[INFO] [stdout] 38 +     RoomEnabled(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enabled` is never read
[INFO] [stdout]   --> src/config.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     RoomDetail {
[INFO] [stdout]    |     ---------- field in this variant
[INFO] [stdout] 40 |         enabled: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoomConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token_join` is never read
[INFO] [stdout]   --> src/config.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) struct RateLimitConfig {
[INFO] [stdout]    |                   --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub(crate) token_join: f32,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RateLimitConfig` has derived impls for the traits `Default`, `Clone`, and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 53s
[INFO] running `Command { std: "docker" "inspect" "763cf5668e87179e49c49d7eecbec19f4ebdfb26871dd94f203700f9d5a0c0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763cf5668e87179e49c49d7eecbec19f4ebdfb26871dd94f203700f9d5a0c0ff", kill_on_drop: false }`
[INFO] [stdout] 763cf5668e87179e49c49d7eecbec19f4ebdfb26871dd94f203700f9d5a0c0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b263ac44e7f57488d1de34c48ca5fda4a798c3d00b99ca1195717fe081ada7ea
[INFO] running `Command { std: "docker" "start" "-a" "b263ac44e7f57488d1de34c48ca5fda4a798c3d00b99ca1195717fe081ada7ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling t1 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/config.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |     RoomEnabled(bool),
[INFO] [stdout]    |     ----------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoomConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 38 -     RoomEnabled(bool),
[INFO] [stdout] 38 +     RoomEnabled(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enabled` is never read
[INFO] [stdout]   --> src/config.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     RoomDetail {
[INFO] [stdout]    |     ---------- field in this variant
[INFO] [stdout] 40 |         enabled: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoomConfig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token_join` is never read
[INFO] [stdout]   --> src/config.rs:50:16
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) struct RateLimitConfig {
[INFO] [stdout]    |                   --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub(crate) token_join: f32,
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RateLimitConfig` has derived impls for the traits `Default`, `Clone`, and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "b263ac44e7f57488d1de34c48ca5fda4a798c3d00b99ca1195717fe081ada7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b263ac44e7f57488d1de34c48ca5fda4a798c3d00b99ca1195717fe081ada7ea", kill_on_drop: false }`
[INFO] [stdout] b263ac44e7f57488d1de34c48ca5fda4a798c3d00b99ca1195717fe081ada7ea