[INFO] fetching crate sync-lsp 0.1.0...
[INFO] building sync-lsp-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate sync-lsp 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate sync-lsp 0.1.0
[INFO] finished tweaking crates.io crate sync-lsp 0.1.0
[INFO] tweaked toml for crates.io crate sync-lsp 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sync-lsp 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding mio v0.8.11 (available: v1.0.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 833d443adb72c9bc6ce21df0d15618fa54f3e92f7ab0a091a64ad4c4fb4f9443
[INFO] running `Command { std: "docker" "start" "-a" "833d443adb72c9bc6ce21df0d15618fa54f3e92f7ab0a091a64ad4c4fb4f9443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "833d443adb72c9bc6ce21df0d15618fa54f3e92f7ab0a091a64ad4c4fb4f9443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "833d443adb72c9bc6ce21df0d15618fa54f3e92f7ab0a091a64ad4c4fb4f9443", kill_on_drop: false }`
[INFO] [stdout] 833d443adb72c9bc6ce21df0d15618fa54f3e92f7ab0a091a64ad4c4fb4f9443
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54ae2039bb68069d5ba624695d9e4782ae9e7de9acec61139dd6564432d17e82
[INFO] running `Command { std: "docker" "start" "-a" "54ae2039bb68069d5ba624695d9e4782ae9e7de9acec61139dd6564432d17e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling sync-lsp-derive v0.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling sync-lsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DynamicRegistration` is never constructed
[INFO] [stdout]   --> src/lifecycle/initialize.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(crate) struct DynamicRegistration {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "54ae2039bb68069d5ba624695d9e4782ae9e7de9acec61139dd6564432d17e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ae2039bb68069d5ba624695d9e4782ae9e7de9acec61139dd6564432d17e82", kill_on_drop: false }`
[INFO] [stdout] 54ae2039bb68069d5ba624695d9e4782ae9e7de9acec61139dd6564432d17e82
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5172ddd07b84764c3a74d5a3cc17698fdfa58c92867e8cd6fa9c1194bc317dce
[INFO] running `Command { std: "docker" "start" "-a" "5172ddd07b84764c3a74d5a3cc17698fdfa58c92867e8cd6fa9c1194bc317dce", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync-lsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DynamicRegistration` is never constructed
[INFO] [stdout]   --> src/lifecycle/initialize.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(crate) struct DynamicRegistration {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DynamicRegistration` is never constructed
[INFO] [stdout]   --> src/lifecycle/initialize.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(crate) struct DynamicRegistration {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "5172ddd07b84764c3a74d5a3cc17698fdfa58c92867e8cd6fa9c1194bc317dce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5172ddd07b84764c3a74d5a3cc17698fdfa58c92867e8cd6fa9c1194bc317dce", kill_on_drop: false }`
[INFO] [stdout] 5172ddd07b84764c3a74d5a3cc17698fdfa58c92867e8cd6fa9c1194bc317dce