[INFO] fetching crate tracing-bunyan-formatter-with-utc-offset 0.3.6...
[INFO] testing tracing-bunyan-formatter-with-utc-offset-0.3.6 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tracing-bunyan-formatter-with-utc-offset 0.3.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6
[INFO] finished tweaking crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6
[INFO] tweaked toml for crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding claims v0.6.0 (available: v0.8.0)
[INFO] [stderr]       Adding gethostname v0.2.3 (available: v1.1.0)
[INFO] [stderr]       Adding tracing-log v0.1.4 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f50d1ab41acad304a5591e13668c29ff900800d463484751759d6a5e5edf335c
[INFO] running `Command { std: "docker" "start" "-a" "f50d1ab41acad304a5591e13668c29ff900800d463484751759d6a5e5edf335c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f50d1ab41acad304a5591e13668c29ff900800d463484751759d6a5e5edf335c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50d1ab41acad304a5591e13668c29ff900800d463484751759d6a5e5edf335c", kill_on_drop: false }`
[INFO] [stdout] f50d1ab41acad304a5591e13668c29ff900800d463484751759d6a5e5edf335c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff2be54f3156b4de8b0a01d5543d1802596213acf57e5fe7498fcf9daa34c1e
[INFO] running `Command { std: "docker" "start" "-a" "8ff2be54f3156b4de8b0a01d5543d1802596213acf57e5fe7498fcf9daa34c1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling gethostname v0.2.3
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling tracing-bunyan-formatter-with-utc-offset v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "8ff2be54f3156b4de8b0a01d5543d1802596213acf57e5fe7498fcf9daa34c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff2be54f3156b4de8b0a01d5543d1802596213acf57e5fe7498fcf9daa34c1e", kill_on_drop: false }`
[INFO] [stdout] 8ff2be54f3156b4de8b0a01d5543d1802596213acf57e5fe7498fcf9daa34c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63e5f1b913241bb9c79bbf453c1615605ba95f9cf39dabd5f22f7e95f5d8e9a5
[INFO] running `Command { std: "docker" "start" "-a" "63e5f1b913241bb9c79bbf453c1615605ba95f9cf39dabd5f22f7e95f5d8e9a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling claims v0.6.0
[INFO] [stderr]    Compiling tracing-bunyan-formatter-with-utc-offset v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "63e5f1b913241bb9c79bbf453c1615605ba95f9cf39dabd5f22f7e95f5d8e9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e5f1b913241bb9c79bbf453c1615605ba95f9cf39dabd5f22f7e95f5d8e9a5", kill_on_drop: false }`
[INFO] [stdout] 63e5f1b913241bb9c79bbf453c1615605ba95f9cf39dabd5f22f7e95f5d8e9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12829d6d2243f189869e553979ddeda205b4af095cc4ab91fad72076d6bde1fa
[INFO] running `Command { std: "docker" "start" "-a" "12829d6d2243f189869e553979ddeda205b4af095cc4ab91fad72076d6bde1fa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_bunyan_formatter_with_utc_offset-b09b8cb31659f191)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/e2e.rs (/opt/rustwide/target/debug/deps/e2e-c812beb494917794)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test skipping_core_fields_is_not_allowed ... ok
[INFO] [stdout] test encode_f64_as_numbers ... ok
[INFO] [stdout] test each_line_has_the_mandatory_bunyan_fields ... ok
[INFO] [stdout] test parent_properties_are_propagated ... ok
[INFO] [stdout] test skip_fields ... ok
[INFO] [stdout] test time_is_formatted_according_to_rfc_3339 ... ok
[INFO] [stdout] test time_is_formatted_with_utc_offset ... ok
[INFO] [stdout] test each_line_is_valid_json ... ok
[INFO] [stdout] test elapsed_milliseconds_are_present_on_exit_span ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mock_writer.rs (/opt/rustwide/target/debug/deps/mock_writer-7082676c9d9cd780)
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]    Doc-tests tracing_bunyan_formatter_with_utc_offset
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::with_default_fields (line 111) ... FAILED
[INFO] [stdout] test src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 96) ... FAILED
[INFO] [stdout] test src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::skip_fields (line 151) ... FAILED
[INFO] [stdout] test src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 88) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::with_default_fields (line 111) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `tracing_bunyan_formatter`
[INFO] [stdout]    --> src/formatting_layer.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | use tracing_bunyan_formatter::BunyanFormattingLayer;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_bunyan_formatter`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tracing_bunyan_formatter`, use `cargo add tracing_bunyan_formatter` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 96) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `tracing_bunyan_formatter`
[INFO] [stdout]   --> src/formatting_layer.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 | use tracing_bunyan_formatter::BunyanFormattingLayer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_bunyan_formatter`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_bunyan_formatter`, use `cargo add tracing_bunyan_formatter` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::skip_fields (line 151) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `tracing_bunyan_formatter`
[INFO] [stdout]    --> src/formatting_layer.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | use tracing_bunyan_formatter::BunyanFormattingLayer;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_bunyan_formatter`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tracing_bunyan_formatter`, use `cargo add tracing_bunyan_formatter` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 88) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `tracing_bunyan_formatter`
[INFO] [stdout]   --> src/formatting_layer.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 | use tracing_bunyan_formatter::BunyanFormattingLayer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_bunyan_formatter`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_bunyan_formatter`, use `cargo add tracing_bunyan_formatter` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `tracing_bunyan_formatter`
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tracing_bunyan_formatter::{BunyanFormattingLayer, JsonStorageLayer, Config};
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_bunyan_formatter`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tracing_bunyan_formatter`, use `cargo add tracing_bunyan_formatter` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 88)
[INFO] [stdout]     src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::new (line 96)
[INFO] [stdout]     src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::skip_fields (line 151)
[INFO] [stdout]     src/formatting_layer.rs - formatting_layer::BunyanFormattingLayer<W>::with_default_fields (line 111)
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "12829d6d2243f189869e553979ddeda205b4af095cc4ab91fad72076d6bde1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12829d6d2243f189869e553979ddeda205b4af095cc4ab91fad72076d6bde1fa", kill_on_drop: false }`
[INFO] [stdout] 12829d6d2243f189869e553979ddeda205b4af095cc4ab91fad72076d6bde1fa
