[INFO] crate bp3d-tracing 1.0.0-alpha-2.0.0 is already in cache
[INFO] checking bp3d-tracing-1.0.0-alpha-2.0.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate bp3d-tracing 1.0.0-alpha-2.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bp3d-tracing 1.0.0-alpha-2.0.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bp3d-tracing 1.0.0-alpha-2.0.0
[INFO] finished tweaking crates.io crate bp3d-tracing 1.0.0-alpha-2.0.0
[INFO] tweaked toml for crates.io crate bp3d-tracing 1.0.0-alpha-2.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57ab8d137b24ff561bf3dc851779038ed58a57cb01bb843e6106651011e33684
[INFO] running `Command { std: "docker" "start" "-a" "57ab8d137b24ff561bf3dc851779038ed58a57cb01bb843e6106651011e33684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57ab8d137b24ff561bf3dc851779038ed58a57cb01bb843e6106651011e33684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ab8d137b24ff561bf3dc851779038ed58a57cb01bb843e6106651011e33684", kill_on_drop: false }`
[INFO] [stdout] 57ab8d137b24ff561bf3dc851779038ed58a57cb01bb843e6106651011e33684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c21fee318f13f8aaf5e599134d8e296b5aeba99a8556011dfd8291856f43c3f
[INFO] running `Command { std: "docker" "start" "-a" "3c21fee318f13f8aaf5e599134d8e296b5aeba99a8556011dfd8291856f43c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling xml-rs v0.8.21
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]    Compiling semver v1.0.23
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[INFO] [stderr]     Checking async-executor v1.13.0
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[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking async-broadcast v0.4.1
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking time v0.3.36
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[INFO] [stderr]    Compiling serde-xml-rs v0.5.1
[INFO] [stderr]     Checking async-channel v1.9.0
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[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking os_str_bytes v6.6.1
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[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling bp3d-tracing v1.0.0-alpha-2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking bp3d-env v1.0.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking unbounded-udp v1.0.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
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[INFO] [stderr]    Compiling time-tz v0.3.1
[INFO] [stderr]    Compiling time-tz v1.0.3
[INFO] [stderr]     Checking zbus v2.3.2
[INFO] [stderr]     Checking bp3d-fs v1.1.0
[INFO] [stderr]     Checking bp3d-logger v1.1.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |         if let Some(mut data) = lock.spans_by_id.get_mut(id) {
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Guard(Option<Box<dyn Any>>);
[INFO] [stdout]    |            ----- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |         if let Some(mut data) = lock.spans_by_id.get_mut(id) {
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Guard(Option<Box<dyn Any>>);
[INFO] [stdout]    |            ----- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.25s
[INFO] running `Command { std: "docker" "inspect" "3c21fee318f13f8aaf5e599134d8e296b5aeba99a8556011dfd8291856f43c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c21fee318f13f8aaf5e599134d8e296b5aeba99a8556011dfd8291856f43c3f", kill_on_drop: false }`
[INFO] [stdout] 3c21fee318f13f8aaf5e599134d8e296b5aeba99a8556011dfd8291856f43c3f