[INFO] fetching crate erso 0.1.0...
[INFO] checking erso-0.1.0 against try#d0ab665d12770dbaae620b539ee4319b83445f45 for pr-133502-24
[INFO] extracting crate erso 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate erso 0.1.0
[INFO] finished tweaking crates.io crate erso 0.1.0
[INFO] tweaked toml for crates.io crate erso 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate erso 0.1.0 on toolchain d0ab665d12770dbaae620b539ee4319b83445f45
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate erso 0.1.0 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" "+d0ab665d12770dbaae620b539ee4319b83445f45" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9
[INFO] running `Command { std: "docker" "start" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: type `CachedDb` is more private than the item `DbCache`
[INFO] [stdout]    --> src/main.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub type DbCache = Arc<RwLock<HashMap<String, Arc<CachedDb>>>>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^ type alias `DbCache` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `CachedDb` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/main.rs:216:1
[INFO] [stdout]     |
[INFO] [stdout] 216 | struct CachedDb {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `CachedDb` is more private than the item `new_db_cache`
[INFO] [stdout]    --> src/main.rs:224:1
[INFO] [stdout]     |
[INFO] [stdout] 224 | pub fn new_db_cache() -> DbCache {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `new_db_cache` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `CachedDb` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/main.rs:216:1
[INFO] [stdout]     |
[INFO] [stdout] 216 | struct CachedDb {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `One` and `Two` are never constructed
[INFO] [stdout]   --> src/port.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum PacketSize {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout]  9 |     /// 1-byte length prefix (max message size: 255 bytes)
[INFO] [stdout] 10 |     One,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     /// 2-byte length prefix (max message size: 65,535 bytes)
[INFO] [stdout] 12 |     Two,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PacketSize` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `CachedDb` is more private than the item `DbCache`
[INFO] [stdout]    --> src/main.rs:221:1
[INFO] [stdout]     |
[INFO] [stdout] 221 | pub type DbCache = Arc<RwLock<HashMap<String, Arc<CachedDb>>>>;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^ type alias `DbCache` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `CachedDb` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/main.rs:216:1
[INFO] [stdout]     |
[INFO] [stdout] 216 | struct CachedDb {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `CachedDb` is more private than the item `new_db_cache`
[INFO] [stdout]    --> src/main.rs:224:1
[INFO] [stdout]     |
[INFO] [stdout] 224 | pub fn new_db_cache() -> DbCache {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `new_db_cache` is reachable at visibility `pub`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `CachedDb` is only usable at visibility `pub(crate)`
[INFO] [stdout]    --> src/main.rs:216:1
[INFO] [stdout]     |
[INFO] [stdout] 216 | struct CachedDb {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `One` and `Two` are never constructed
[INFO] [stdout]   --> src/port.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum PacketSize {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout]  9 |     /// 1-byte length prefix (max message size: 255 bytes)
[INFO] [stdout] 10 |     One,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 11 |     /// 2-byte length prefix (max message size: 65,535 bytes)
[INFO] [stdout] 12 |     Two,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PacketSize` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[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 3m 24s
[INFO] running `Command { std: "docker" "inspect" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9", kill_on_drop: false }`
[INFO] [stdout] 75319bed7c4fb30c3246983675d20162e2f5e7c244a82854cac448dfd69addd9
