[INFO] fetching crate tracing_json_span_fields 0.1.1... [INFO] testing tracing_json_span_fields-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate tracing_json_span_fields 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate tracing_json_span_fields 0.1.1 [INFO] finished tweaking crates.io crate tracing_json_span_fields 0.1.1 [INFO] tweaked toml for crates.io crate tracing_json_span_fields 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tracing_json_span_fields 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 41 packages to latest compatible versions [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 00be6c992fbe855c96285077c2ae9c4604454a07174184f076b7b2c5e1d4e742 [INFO] running `Command { std: "docker" "start" "-a" "00be6c992fbe855c96285077c2ae9c4604454a07174184f076b7b2c5e1d4e742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00be6c992fbe855c96285077c2ae9c4604454a07174184f076b7b2c5e1d4e742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00be6c992fbe855c96285077c2ae9c4604454a07174184f076b7b2c5e1d4e742", kill_on_drop: false }` [INFO] [stdout] 00be6c992fbe855c96285077c2ae9c4604454a07174184f076b7b2c5e1d4e742 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 54f94a548cfa7f1678811569e043efeda38767f9312b3f2550da8166eea6bb9c [INFO] running `Command { std: "docker" "start" "-a" "54f94a548cfa7f1678811569e043efeda38767f9312b3f2550da8166eea6bb9c", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling time-core v0.1.5 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling tracing-core v0.1.34 [INFO] [stderr] Compiling sharded-slab v0.1.7 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling nu-ansi-term v0.50.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling deranged v0.5.3 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling tracing-subscriber v0.3.20 [INFO] [stderr] Compiling time v0.3.42 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling tracing_json_span_fields v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.15s [INFO] running `Command { std: "docker" "inspect" "54f94a548cfa7f1678811569e043efeda38767f9312b3f2550da8166eea6bb9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54f94a548cfa7f1678811569e043efeda38767f9312b3f2550da8166eea6bb9c", kill_on_drop: false }` [INFO] [stdout] 54f94a548cfa7f1678811569e043efeda38767f9312b3f2550da8166eea6bb9c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f91bc86619ff9f3e772458b14946dcca83f55d9819f254bedd584961fc589c7f [INFO] running `Command { std: "docker" "start" "-a" "f91bc86619ff9f3e772458b14946dcca83f55d9819f254bedd584961fc589c7f", kill_on_drop: false }` [INFO] [stderr] Compiling time-macros v0.2.23 [INFO] [stderr] Compiling time v0.3.42 [INFO] [stderr] Compiling tracing_json_span_fields v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.67s [INFO] running `Command { std: "docker" "inspect" "f91bc86619ff9f3e772458b14946dcca83f55d9819f254bedd584961fc589c7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f91bc86619ff9f3e772458b14946dcca83f55d9819f254bedd584961fc589c7f", kill_on_drop: false }` [INFO] [stdout] f91bc86619ff9f3e772458b14946dcca83f55d9819f254bedd584961fc589c7f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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", kill_on_drop: false }` [INFO] [stdout] 11265a62ec5b1b4edb3dc4e82da25e0b7d215dcff4e42cd46d4660f9c80df41e [INFO] running `Command { std: "docker" "start" "-a" "11265a62ec5b1b4edb3dc4e82da25e0b7d215dcff4e42cd46d4660f9c80df41e", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_json_span_fields-8a3211f7978dc7d5) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] 2025-09-01T12:58:53.357178Z  INFO tracing_json_span_fields::tests: BEFORE [INFO] [stdout] at src/lib.rs:383 [INFO] [stdout] [INFO] [stdout] 2025-09-01T12:58:53.357333Z  INFO tracing_json_span_fields::tests: AFTER [INFO] [stdout] at src/lib.rs:393 [INFO] [stdout] [INFO] [stdout] test tests::logging_levels ... ok [INFO] [stdout] test tests::one_span_recorded_field_overwriting_initial_field ... ok [INFO] [stdout] test tests::one_span_some_fields ... ok [INFO] [stdout] test tests::two_events_from_two_spans ... ok [INFO] [stdout] test tests::two_spans_same_fields ... ok [INFO] [stdout] test tests::two_spans_different_fields ... ok [INFO] [stdout] test tests::logging_levels_trace ... ok [INFO] [stdout] test tests::one_span_recorded_field ... ok [INFO] [stdout] test tests::logging_levels_off ... ok [INFO] [stdout] test tests::custom_timestamp ... ok [INFO] [stdout] test tests::without_any_spans ... ok [INFO] [stdout] test tests::two_spans_same_fields_including_event ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Doc-tests tracing_json_span_fields [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] test src/lib.rs - (line 32) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "11265a62ec5b1b4edb3dc4e82da25e0b7d215dcff4e42cd46d4660f9c80df41e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11265a62ec5b1b4edb3dc4e82da25e0b7d215dcff4e42cd46d4660f9c80df41e", kill_on_drop: false }` [INFO] [stdout] 11265a62ec5b1b4edb3dc4e82da25e0b7d215dcff4e42cd46d4660f9c80df41e