[INFO] fetching crate tc-tracing 2.0.0...
[INFO] checking tc-tracing-2.0.0 against master#59fd4ef94daa991e6797b5aa6127e824f3067def for pr-145108-2
[INFO] extracting crate tc-tracing 2.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tc-tracing 2.0.0
[INFO] finished tweaking crates.io crate tc-tracing 2.0.0
[INFO] tweaked toml for crates.io crate tc-tracing 2.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tc-tracing 2.0.0 on toolchain 59fd4ef94daa991e6797b5aa6127e824f3067def
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "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" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 325 packages to latest compatible versions
[INFO] [stderr]       Adding erased-serde v0.3.31 (available: v0.4.9)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.5)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.1.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding tracing-log v0.1.4 (available: v0.2.0)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (available: v0.3.22)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quicksink v0.1.2
[INFO] [stderr]   Downloaded tetsy-libp2p-wasm-ext v0.27.1
[INFO] [stderr]   Downloaded tc-tracing-proc-macro v2.0.0
[INFO] [stderr]   Downloaded sha-1 v0.9.8
[INFO] [stderr]   Downloaded tetsy-libp2p-websocket v0.28.2
[INFO] [stderr]   Downloaded tc-telemetry v2.0.0
[INFO] [stderr]   Downloaded soketto v0.4.2
[INFO] [stderr]   Downloaded futures-rustls v0.21.1
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[INFO] [stderr]   Downloaded erased-serde v0.3.31
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[INFO] [stderr]   Downloaded async-io v1.13.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
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[INFO] [stderr]   Downloaded rustix v0.37.28
[INFO] [stderr]   Downloaded libz-sys v1.1.23
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[INFO] [stderr]   Downloaded async-lock v2.8.0
[INFO] [stderr]   Downloaded socket2 v0.3.19
[INFO] [stderr]   Downloaded polling v2.8.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b280ef69b970c3a3051b9bd44b6491434d8355f965c6c9ca0607bd337560d756
[INFO] running `Command { std: "docker" "start" "-a" "b280ef69b970c3a3051b9bd44b6491434d8355f965c6c9ca0607bd337560d756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b280ef69b970c3a3051b9bd44b6491434d8355f965c6c9ca0607bd337560d756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b280ef69b970c3a3051b9bd44b6491434d8355f965c6c9ca0607bd337560d756", kill_on_drop: false }`
[INFO] [stdout] b280ef69b970c3a3051b9bd44b6491434d8355f965c6c9ca0607bd337560d756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+59fd4ef94daa991e6797b5aa6127e824f3067def" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6016787a6eb0241a4d7b46731dc1362b624fc6f3bccc531ebec81ab99b58fdd3
[INFO] running `Command { std: "docker" "start" "-a" "6016787a6eb0241a4d7b46731dc1362b624fc6f3bccc531ebec81ab99b58fdd3", kill_on_drop: false }`
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[INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3
[INFO] [stdout]   --> src/lib.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 46 |     CurrentSpan,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3
[INFO] [stdout]   --> src/lib.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |     current_span: CurrentSpan,
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3
[INFO] [stdout]   --> src/lib.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 46 |     CurrentSpan,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3
[INFO] [stdout]   --> src/lib.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |     current_span: CurrentSpan,
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tracing_subscriber::registry::SpanRef::<'a, R>::parents`: equivalent to `self.parent().into_iter().flat_map(SpanRef::scope)`, but consider whether excluding `self` is actually intended
[INFO] [stdout]   --> src/logging/event_format.rs:98:23
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let parents = span.parents();
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `tracing_subscriber::registry::SpanRef::<'a, R>::parents`: equivalent to `self.parent().into_iter().flat_map(SpanRef::scope)`, but consider whether excluding `self` is actually intended
[INFO] [stdout]   --> src/logging/event_format.rs:98:23
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let parents = span.parents();
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:308:15
[INFO] [stdout]     |
[INFO] [stdout] 308 |         if let Some(mut s) = span_data.get_mut(&span) {
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:308:15
[INFO] [stdout]     |
[INFO] [stdout] 308 |         if let Some(mut s) = span_data.get_mut(&span) {
[INFO] [stdout]     |                     ----^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.57s
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/logging/mod.rs:431:4
[INFO] [stdout]     |
[INFO] [stdout] 431 |             format!("Expected:\n{}\nGot:\n{}", re, output),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 431 -             format!("Expected:\n{}\nGot:\n{}", re, output),
[INFO] [stdout] 431 +             "Expected:\n{}\nGot:\n{}", re, output,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/logging/mod.rs:479:4
[INFO] [stdout]     |
[INFO] [stdout] 479 |             format!("Expected:\n{}\nGot:\n{}", re, output),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 479 -             format!("Expected:\n{}\nGot:\n{}", re, output),
[INFO] [stdout] 479 +             "Expected:\n{}\nGot:\n{}", re, output,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/lib.rs:577:15
[INFO] [stdout]     |
[INFO] [stdout] 577 |             for msg in rx.recv() {
[INFO] [stdout]     |                        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 577 -             for msg in rx.recv() {
[INFO] [stdout] 577 +             while let Ok(msg) = rx.recv() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 577 -             for msg in rx.recv() {
[INFO] [stdout] 577 +             if let Ok(msg) = rx.recv() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6016787a6eb0241a4d7b46731dc1362b624fc6f3bccc531ebec81ab99b58fdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6016787a6eb0241a4d7b46731dc1362b624fc6f3bccc531ebec81ab99b58fdd3", kill_on_drop: false }`
[INFO] [stdout] 6016787a6eb0241a4d7b46731dc1362b624fc6f3bccc531ebec81ab99b58fdd3
