[INFO] fetching crate tracing-core 0.1.32...
[INFO] checking tracing-core-0.1.32 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate tracing-core 0.1.32 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tracing-core 0.1.32 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-core 0.1.32
[INFO] finished tweaking crates.io crate tracing-core 0.1.32
[INFO] tweaked toml for crates.io crate tracing-core 0.1.32 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3bc438b6284d17331329026ed1b314cd42e8dfa9e1a8edfbac401b46178861f
[INFO] running `Command { std: "docker" "start" "-a" "c3bc438b6284d17331329026ed1b314cd42e8dfa9e1a8edfbac401b46178861f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3bc438b6284d17331329026ed1b314cd42e8dfa9e1a8edfbac401b46178861f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3bc438b6284d17331329026ed1b314cd42e8dfa9e1a8edfbac401b46178861f", kill_on_drop: false }`
[INFO] [stdout] c3bc438b6284d17331329026ed1b314cd42e8dfa9e1a8edfbac401b46178861f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178ffc1326f8ead02a9a1d83cd33a59961c0c3547d5237e2d72ce498afadcb10
[INFO] running `Command { std: "docker" "start" "-a" "178ffc1326f8ead02a9a1d83cd33a59961c0c3547d5237e2d72ce498afadcb10", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]    --> src/lib.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     private_in_public,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]    --> src/lib.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     private_in_public,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]    --> src/dispatcher.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |         &GLOBAL_DISPATCH
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]     = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]     = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 458 |         addr_of!(GLOBAL_DISPATCH)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]    --> src/dispatcher.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |         &GLOBAL_DISPATCH
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]     = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]     = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 458 |         addr_of!(GLOBAL_DISPATCH)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]     --> src/field.rs:1093:26
[INFO] [stdout]      |
[INFO] [stdout] 1093 |     struct TestCallsite1(u8);
[INFO] [stdout]      |            ------------- ^^
[INFO] [stdout]      |            |
[INFO] [stdout]      |            field in this struct
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:140:5
[INFO] [stdout]      |
[INFO] [stdout] 140  |     unused,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]      |
[INFO] [stdout] 1093 |     struct TestCallsite1(());
[INFO] [stdout]      |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]     --> src/field.rs:1114:26
[INFO] [stdout]      |
[INFO] [stdout] 1114 |     struct TestCallsite2(u8);
[INFO] [stdout]      |            ------------- ^^
[INFO] [stdout]      |            |
[INFO] [stdout]      |            field in this struct
[INFO] [stdout]      |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]      |
[INFO] [stdout] 1114 |     struct TestCallsite2(());
[INFO] [stdout]      |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "178ffc1326f8ead02a9a1d83cd33a59961c0c3547d5237e2d72ce498afadcb10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178ffc1326f8ead02a9a1d83cd33a59961c0c3547d5237e2d72ce498afadcb10", kill_on_drop: false }`
[INFO] [stdout] 178ffc1326f8ead02a9a1d83cd33a59961c0c3547d5237e2d72ce498afadcb10
