[INFO] cloning repository https://github.com/friendlymatthew/tracing-logfire
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/friendlymatthew/tracing-logfire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffriendlymatthew%2Ftracing-logfire", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffriendlymatthew%2Ftracing-logfire'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfe5706d14013034be10225cb19322b5cbec5820
[INFO] checking friendlymatthew/tracing-logfire against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffriendlymatthew%2Ftracing-logfire" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/friendlymatthew/tracing-logfire
[INFO] finished tweaking git repo https://github.com/friendlymatthew/tracing-logfire
[INFO] tweaked toml for git repo https://github.com/friendlymatthew/tracing-logfire written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/friendlymatthew/tracing-logfire on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/friendlymatthew/tracing-logfire 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2a9c9a71a6e717119eb66e144e5e6f17421daa56ebba1d3945c7ca5f77b1c59
[INFO] running `Command { std: "docker" "start" "-a" "d2a9c9a71a6e717119eb66e144e5e6f17421daa56ebba1d3945c7ca5f77b1c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a9c9a71a6e717119eb66e144e5e6f17421daa56ebba1d3945c7ca5f77b1c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a9c9a71a6e717119eb66e144e5e6f17421daa56ebba1d3945c7ca5f77b1c59", kill_on_drop: false }`
[INFO] [stdout] d2a9c9a71a6e717119eb66e144e5e6f17421daa56ebba1d3945c7ca5f77b1c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60925e116c37cd4d32cbddc67f37153201425d27292f3a4d60ac40bd4eae118b
[INFO] running `Command { std: "docker" "start" "-a" "60925e116c37cd4d32cbddc67f37153201425d27292f3a4d60ac40bd4eae118b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling openssl v0.10.75
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[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking memchr v2.7.6
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[INFO] [stderr]     Checking rustls-pki-types v1.13.1
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.111
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[INFO] [stderr]     Checking tracing-logfire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/client.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let client = Self {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/client.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let client = Self {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token`, `traces_url`, `logs_url`, `metrics_url`, and `http_client` are never read
[INFO] [stdout]   --> src/client.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct LogfireClient {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 11 |     token: LogfireToken,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     traces_url: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     logs_url: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     metrics_url: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |
[INFO] [stdout] 18 |     http_client: reqwest::Client,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogfireClient` has a derived impl for the trait `Debug`, 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] error: struct `LogfireLayer` is never constructed
[INFO] [stdout]   --> src/layer.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct LogfireLayer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_time`, `name`, and `level` are never read
[INFO] [stdout]   --> src/layer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct SpanStartData<'a> {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 16 |     start_time: SystemTime,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     name: &'a str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     level: Level,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanStartData` 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 `client` is never read
[INFO] [stdout]   --> src/layer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct LogfireLayer {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 22 |     client: Arc<LogfireClient>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token`, `traces_url`, `logs_url`, `metrics_url`, and `http_client` are never read
[INFO] [stdout]   --> src/client.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct LogfireClient {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 11 |     token: LogfireToken,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     traces_url: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     logs_url: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     metrics_url: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |
[INFO] [stdout] 18 |     http_client: reqwest::Client,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogfireClient` has a derived impl for the trait `Debug`, 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] error: struct `LogfireLayer` is never constructed
[INFO] [stdout]   --> src/layer.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct LogfireLayer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_time`, `name`, and `level` are never read
[INFO] [stdout]   --> src/layer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct SpanStartData<'a> {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 16 |     start_time: SystemTime,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 17 |     name: &'a str,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     level: Level,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanStartData` 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 `client` is never read
[INFO] [stdout]   --> src/layer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct LogfireLayer {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 22 |     client: Arc<LogfireClient>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-logfire` (lib test) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tracing-logfire` (lib) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "60925e116c37cd4d32cbddc67f37153201425d27292f3a4d60ac40bd4eae118b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60925e116c37cd4d32cbddc67f37153201425d27292f3a4d60ac40bd4eae118b", kill_on_drop: false }`
[INFO] [stdout] 60925e116c37cd4d32cbddc67f37153201425d27292f3a4d60ac40bd4eae118b
