[INFO] fetching crate opentelemetry 0.30.0...
[INFO] testing opentelemetry-0.30.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate opentelemetry 0.30.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate opentelemetry 0.30.0
[INFO] finished tweaking crates.io crate opentelemetry 0.30.0
[INFO] tweaked toml for crates.io crate opentelemetry 0.30.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opentelemetry 0.30.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate opentelemetry 0.30.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2441b58c821c67d8d64390320bec2b9557ff7788b3772b4bf22c1b148add10f7
[INFO] running `Command { std: "docker" "start" "-a" "2441b58c821c67d8d64390320bec2b9557ff7788b3772b4bf22c1b148add10f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2441b58c821c67d8d64390320bec2b9557ff7788b3772b4bf22c1b148add10f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2441b58c821c67d8d64390320bec2b9557ff7788b3772b4bf22c1b148add10f7", kill_on_drop: false }`
[INFO] [stdout] 2441b58c821c67d8d64390320bec2b9557ff7788b3772b4bf22c1b148add10f7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af2c410f2ea47beb4c8eb3bf796188ad7150d1c10feea3c0896e466619e8ad73
[INFO] running `Command { std: "docker" "start" "-a" "af2c410f2ea47beb4c8eb3bf796188ad7150d1c10feea3c0896e466619e8ad73", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling opentelemetry v0.30.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/trace/span_context.rs:29:39
[INFO] [stdout]     |
[INFO] [stdout]  29 |         let allowed_special = |b: u8| (b == b'_' || b == b'-' || b == b'*' || b == b'/');
[INFO] [stdout]     |                                       ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     unused
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]  29 -         let allowed_special = |b: u8| (b == b'_' || b == b'-' || b == b'*' || b == b'/');
[INFO] [stdout]  29 +         let allowed_special = |b: u8| b == b'_' || b == b'-' || b == b'*' || b == b'/';
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "af2c410f2ea47beb4c8eb3bf796188ad7150d1c10feea3c0896e466619e8ad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2c410f2ea47beb4c8eb3bf796188ad7150d1c10feea3c0896e466619e8ad73", kill_on_drop: false }`
[INFO] [stdout] af2c410f2ea47beb4c8eb3bf796188ad7150d1c10feea3c0896e466619e8ad73
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc1d6304f4acc6ba7bc61e70b288cb3f8c7b27de3107dd56bad7829a941336b1
[INFO] running `Command { std: "docker" "start" "-a" "fc1d6304f4acc6ba7bc61e70b288cb3f8c7b27de3107dd56bad7829a941336b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling clap_builder v4.5.38
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling clap v4.5.38
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling opentelemetry v0.30.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/trace/span_context.rs:29:39
[INFO] [stdout]     |
[INFO] [stdout]  29 |         let allowed_special = |b: u8| (b == b'_' || b == b'-' || b == b'*' || b == b'/');
[INFO] [stdout]     |                                       ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:232:5
[INFO] [stdout]     |
[INFO] [stdout] 232 |     unused
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]  29 -         let allowed_special = |b: u8| (b == b'_' || b == b'-' || b == b'*' || b == b'/');
[INFO] [stdout]  29 +         let allowed_special = |b: u8| b == b'_' || b == b'-' || b == b'*' || b == b'/';
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] error: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/trace/span_context.rs:29:39
[INFO] [stdout]     |
[INFO] [stdout]  29 |         let allowed_special = |b: u8| (b == b'_' || b == b'-' || b == b'*' || b == b'/');
[INFO] [stdout]     |                                       ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:243:24
[INFO] [stdout]     |
[INFO] [stdout] 243 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]  29 -         let allowed_special = |b: u8| (b == b'_' || b == b'-' || b == b'*' || b == b'/');
[INFO] [stdout]  29 +         let allowed_special = |b: u8| b == b'_' || b == b'-' || b == b'*' || b == b'/';
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `opentelemetry` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "fc1d6304f4acc6ba7bc61e70b288cb3f8c7b27de3107dd56bad7829a941336b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1d6304f4acc6ba7bc61e70b288cb3f8c7b27de3107dd56bad7829a941336b1", kill_on_drop: false }`
[INFO] [stdout] fc1d6304f4acc6ba7bc61e70b288cb3f8c7b27de3107dd56bad7829a941336b1