[INFO] cloning repository https://github.com/darkwater/minecraft-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkwater/minecraft-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fminecraft-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fminecraft-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 29279d70c68fb2f5e229120e168ca7e8c6706786 [INFO] checking darkwater/minecraft-server against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkwater%2Fminecraft-server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/darkwater/minecraft-server [INFO] finished tweaking git repo https://github.com/darkwater/minecraft-server [INFO] tweaked toml for git repo https://github.com/darkwater/minecraft-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/darkwater/minecraft-server on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/darkwater/minecraft-server 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.97 [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04134bf90dcebe91917874775806ea88a17df93373cf8438c470d6246d128f33 [INFO] running `Command { std: "docker" "start" "-a" "04134bf90dcebe91917874775806ea88a17df93373cf8438c470d6246d128f33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04134bf90dcebe91917874775806ea88a17df93373cf8438c470d6246d128f33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04134bf90dcebe91917874775806ea88a17df93373cf8438c470d6246d128f33", kill_on_drop: false }` [INFO] [stdout] 04134bf90dcebe91917874775806ea88a17df93373cf8438c470d6246d128f33 [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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05d547462c962665082bf28c3136572644ceef9508c93d3de3a143174f3a8ac6 [INFO] running `Command { std: "docker" "start" "-a" "05d547462c962665082bf28c3136572644ceef9508c93d3de3a143174f3a8ac6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Compiling tokio v1.28.2 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Compiling serde_json v1.0.97 [INFO] [stderr] Checking regex-syntax v0.7.2 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Compiling tracing-attributes v0.1.24 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Compiling thiserror-impl v1.0.40 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking minecraft-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Byte` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Byte(pub i8); [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 `UnsignedByte` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct UnsignedByte(pub u8); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Short` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Short(pub i16); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Int` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct Int(pub i32); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Float` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Float(pub f32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Double` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Double(pub f64); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Identifier` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Identifier(pub String); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VarLong` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct VarLong(pub i64); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `EntityMetadata` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct EntityMetadata(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Slot` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct Slot(); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NbtTag` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct NbtTag(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Position` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Position { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Angle` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Angle(pub u8); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bits` is never used [INFO] [stdout] --> src/protocol/data_types/position.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn bits(n: u64) -> u64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `protocol_version`, `server_address`, and `server_port` are never read [INFO] [stdout] --> src/protocol/packets/handshaking/handshake.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct SbHandshake { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | protocol_version: VarInt, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | server_address: McString<255>, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 10 | server_port: UnsignedShort, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SbHandshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Byte` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Byte(pub i8); [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 `UnsignedByte` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct UnsignedByte(pub u8); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Short` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Short(pub i16); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Int` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct Int(pub i32); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Float` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Float(pub f32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Double` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct Double(pub f64); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Identifier` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Identifier(pub String); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `EntityMetadata` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub struct EntityMetadata(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Slot` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct Slot(); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `NbtTag` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct NbtTag(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Angle` is never constructed [INFO] [stdout] --> src/protocol/data_types/mod.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Angle(pub u8); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `protocol_version`, `server_address`, and `server_port` are never read [INFO] [stdout] --> src/protocol/packets/handshaking/handshake.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct SbHandshake { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | protocol_version: VarInt, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | server_address: McString<255>, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 10 | server_port: UnsignedShort, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SbHandshake` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.40s [INFO] running `Command { std: "docker" "inspect" "05d547462c962665082bf28c3136572644ceef9508c93d3de3a143174f3a8ac6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05d547462c962665082bf28c3136572644ceef9508c93d3de3a143174f3a8ac6", kill_on_drop: false }` [INFO] [stdout] 05d547462c962665082bf28c3136572644ceef9508c93d3de3a143174f3a8ac6