[INFO] fetching crate tracing-timing 0.7.0...
[INFO] testing tracing-timing-0.7.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tracing-timing 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tracing-timing 0.7.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing-timing 0.7.0
[INFO] tweaked toml for crates.io crate tracing-timing 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-timing 0.7.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-timing 0.7.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hdrhistogram v7.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e4b4b1bee0efcc55c8a10f8a4f72cb3ea1429efc2649b0e6398b2548dc71edc
[INFO] running `Command { std: "docker" "start" "-a" "4e4b4b1bee0efcc55c8a10f8a4f72cb3ea1429efc2649b0e6398b2548dc71edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e4b4b1bee0efcc55c8a10f8a4f72cb3ea1429efc2649b0e6398b2548dc71edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4b4b1bee0efcc55c8a10f8a4f72cb3ea1429efc2649b0e6398b2548dc71edc", kill_on_drop: false }`
[INFO] [stdout] 4e4b4b1bee0efcc55c8a10f8a4f72cb3ea1429efc2649b0e6398b2548dc71edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74bdcac59a430b13258cafcf3f09fa6b8552fc33de88c1c822ba213f63aa5d85
[INFO] running `Command { std: "docker" "start" "-a" "74bdcac59a430b13258cafcf3f09fa6b8552fc33de88c1c822ba213f63aa5d85", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling quanta v0.12.6
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling tracing-timing v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "74bdcac59a430b13258cafcf3f09fa6b8552fc33de88c1c822ba213f63aa5d85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bdcac59a430b13258cafcf3f09fa6b8552fc33de88c1c822ba213f63aa5d85", kill_on_drop: false }`
[INFO] [stdout] 74bdcac59a430b13258cafcf3f09fa6b8552fc33de88c1c822ba213f63aa5d85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56b49180e79c0db6399fbdf1f16a393eb5834e2f99416857b1ff277cf0452594
[INFO] running `Command { std: "docker" "start" "-a" "56b49180e79c0db6399fbdf1f16a393eb5834e2f99416857b1ff277cf0452594", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling tracing-timing v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "56b49180e79c0db6399fbdf1f16a393eb5834e2f99416857b1ff277cf0452594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b49180e79c0db6399fbdf1f16a393eb5834e2f99416857b1ff277cf0452594", kill_on_drop: false }`
[INFO] [stdout] 56b49180e79c0db6399fbdf1f16a393eb5834e2f99416857b1ff277cf0452594
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f404e7bec406e4b3775b0a31af9d26a54aee538bdaaaf704837f2682b4c9d018
[INFO] running `Command { std: "docker" "start" "-a" "f404e7bec406e4b3775b0a31af9d26a54aee538bdaaaf704837f2682b4c9d018", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_timing-4eb2b7ce473174d9)
[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/layer.rs (/opt/rustwide/target/debug/deps/layer-02e5425a3300b19f)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test downcaster ... ok
[INFO] [stdout] test free_standing_event ... ok
[INFO] [stdout] test explicit_event_parent ... ok
[INFO] [stdout] test by_target ... ok
[INFO] [stdout] test by_name ... ok
[INFO] [stdout] test dupe_span ... ok
[INFO] [stdout] test explicit_span_parent ... ok
[INFO] [stdout] test informed_histogram_constructor ... ok
[INFO] [stdout] test by_default ... ok
[INFO] [stdout] test event_order ... ok
[INFO] [stdout] test tracks_current_span_deep ... ok
[INFO] [stdout] test same_event_two_threads ... ok
[INFO] [stdout] test by_field ... ok
[INFO] [stdout] test tracks_current_span ... ok
[INFO] [stdout] test by_field_typed ... ok
[INFO] [stdout] test by_closure ... ok
[INFO] [stdout] test custom_time ... ok
[INFO] [stdout] test nested_no_bubble ... ok
[INFO] [stdout] test span_close_event ... ok
[INFO] [stdout] test nested_diff ... ok
[INFO] [stdout] test nested_bubble ... ok
[INFO] [stdout] test nested ... ok
[INFO] [stdout] test samples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/subscriber.rs (/opt/rustwide/target/debug/deps/subscriber-21618c376e22aa42)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test downcaster ... ok
[INFO] [stdout] test informed_histogram_constructor ... ok
[INFO] [stdout] test by_name ... ok
[INFO] [stdout] test by_field ... ok
[INFO] [stdout] test free_standing_event ... ok
[INFO] [stdout] test explicit_event_parent ... ok
[INFO] [stdout] test by_closure ... ok
[INFO] [stdout] test event_order ... ok
[INFO] [stdout] test by_field_typed ... ok
[INFO] [stdout] test by_target ... ok
[INFO] [stdout] test dupe_span ... ok
[INFO] [stdout] test custom_time ... ok
[INFO] [stdout] test explicit_span_parent ... ok
[INFO] [stdout] test same_event_two_threads ... ok
[INFO] [stdout] test tracks_current_span_deep ... ok
[INFO] [stdout] test tracks_current_span ... ok
[INFO] [stdout] test nested_bubble ... ok
[INFO] [stdout] test by_default ... ok
[INFO] [stdout] test nested_no_bubble ... ok
[INFO] [stdout] test span_close_event ... ok
[INFO] [stdout] test nested_diff ... ok
[INFO] [stdout] test nested ... ok
[INFO] [stdout] test samples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing_timing
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 130) - compile ... ok
[INFO] [stdout] test src/lib.rs - EventGroup (line 271) ... ok
[INFO] [stdout] test src/builder.rs - builder::Builder<S,E>::build_informed (line 129) ... ok
[INFO] [stdout] test src/lib.rs - (line 223) ... ok
[INFO] [stdout] test src/builder.rs - builder::Builder (line 12) ... ok
[INFO] [stdout] test src/lib.rs - SpanGroup (line 243) ... ok
[INFO] [stdout] test src/lib.rs - (line 105) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/subscriber.rs - subscriber::TimingSubscriber<S,E>::downcaster (line 282) ... ok
[INFO] [stdout] test src/builder.rs - builder::Builder<S,E>::layer_informed (line 187) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/layer.rs - layer::TimingLayer<S,E>::downcaster (line 180) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f404e7bec406e4b3775b0a31af9d26a54aee538bdaaaf704837f2682b4c9d018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f404e7bec406e4b3775b0a31af9d26a54aee538bdaaaf704837f2682b4c9d018", kill_on_drop: false }`
[INFO] [stdout] f404e7bec406e4b3775b0a31af9d26a54aee538bdaaaf704837f2682b4c9d018