[INFO] fetching crate rusty-tracks 0.0.12...
[INFO] building rusty-tracks-0.0.12 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rusty-tracks 0.0.12 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate rusty-tracks 0.0.12
[INFO] finished tweaking crates.io crate rusty-tracks 0.0.12
[INFO] tweaked toml for crates.io crate rusty-tracks 0.0.12 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty-tracks 0.0.12 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusty-tracks 0.0.12 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded track-rails v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93dc5fc04273a850a2fd0771f408ab38fe15c1d8d98425f6f936c862ab7a18fe
[INFO] running `Command { std: "docker" "start" "-a" "93dc5fc04273a850a2fd0771f408ab38fe15c1d8d98425f6f936c862ab7a18fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93dc5fc04273a850a2fd0771f408ab38fe15c1d8d98425f6f936c862ab7a18fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93dc5fc04273a850a2fd0771f408ab38fe15c1d8d98425f6f936c862ab7a18fe", kill_on_drop: false }`
[INFO] [stdout] 93dc5fc04273a850a2fd0771f408ab38fe15c1d8d98425f6f936c862ab7a18fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70a3f2907e2c9ce8b1f8fb9ff3b837469ae03ea958768dae1ecb2473e8699471
[INFO] running `Command { std: "docker" "start" "-a" "70a3f2907e2c9ce8b1f8fb9ff3b837469ae03ea958768dae1ecb2473e8699471", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatbuffers v25.2.10
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling track-rails v0.0.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rusty-tracks v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/connection/client.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{SocketAddr, TcpListener, TcpStream};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `host` and `port` are never read
[INFO] [stdout]   --> src/connection/connection.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 16 |     id: Option<usize>,
[INFO] [stdout] 17 |     host: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/messages/register.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct RegisterResponse {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 6 |     pub(crate) permissions: Vec<Permission>,
[INFO] [stdout] 7 |     id: usize
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RegisterResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `already_running` is never read
[INFO] [stdout]   --> src/messages/plan.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct StartPlan {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 87 |     already_running: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `already_stopped` is never read
[INFO] [stdout]    --> src/messages/plan.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct StopPlan {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 105 |     already_stopped: bool
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]  --> src/messages/train.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Train {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     values: Vec<Value>
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Train` 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 7.47s
[INFO] running `Command { std: "docker" "inspect" "70a3f2907e2c9ce8b1f8fb9ff3b837469ae03ea958768dae1ecb2473e8699471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a3f2907e2c9ce8b1f8fb9ff3b837469ae03ea958768dae1ecb2473e8699471", kill_on_drop: false }`
[INFO] [stdout] 70a3f2907e2c9ce8b1f8fb9ff3b837469ae03ea958768dae1ecb2473e8699471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8960a96881574b3f022b5164a093329366d4b89c5e4dea3f62068ceb9db02e11
[INFO] running `Command { std: "docker" "start" "-a" "8960a96881574b3f022b5164a093329366d4b89c5e4dea3f62068ceb9db02e11", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/connection/client.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{SocketAddr, TcpListener, TcpStream};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `host` and `port` are never read
[INFO] [stdout]   --> src/connection/connection.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 16 |     id: Option<usize>,
[INFO] [stdout] 17 |     host: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/messages/register.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct RegisterResponse {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 6 |     pub(crate) permissions: Vec<Permission>,
[INFO] [stdout] 7 |     id: usize
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RegisterResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `already_running` is never read
[INFO] [stdout]   --> src/messages/plan.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct StartPlan {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 87 |     already_running: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-tracks v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `already_stopped` is never read
[INFO] [stdout]    --> src/messages/plan.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct StopPlan {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 105 |     already_stopped: bool
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]  --> src/messages/train.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Train {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     values: Vec<Value>
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Train` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/connection/client.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::{SocketAddr, TcpListener, TcpStream};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection`
[INFO] [stdout]   --> src/test.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |             let connection = client.connect().unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/test.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let id = admin.create_plan("Test Plan", "0--1--2").unwrap();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `host` and `port` are never read
[INFO] [stdout]   --> src/connection/connection.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connection {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 16 |     id: Option<usize>,
[INFO] [stdout] 17 |     host: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     port: u16,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/messages/register.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct RegisterResponse {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 6 |     pub(crate) permissions: Vec<Permission>,
[INFO] [stdout] 7 |     id: usize
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RegisterResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `already_running` is never read
[INFO] [stdout]   --> src/messages/plan.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | pub struct StartPlan {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 87 |     already_running: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `already_stopped` is never read
[INFO] [stdout]    --> src/messages/plan.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct StopPlan {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 105 |     already_stopped: bool
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `values` is never read
[INFO] [stdout]  --> src/messages/train.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Train {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     values: Vec<Value>
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Train` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "8960a96881574b3f022b5164a093329366d4b89c5e4dea3f62068ceb9db02e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8960a96881574b3f022b5164a093329366d4b89c5e4dea3f62068ceb9db02e11", kill_on_drop: false }`
[INFO] [stdout] 8960a96881574b3f022b5164a093329366d4b89c5e4dea3f62068ceb9db02e11