[INFO] fetching crate tracing-core 0.1.34... [INFO] testing tracing-core-0.1.34 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate tracing-core 0.1.34 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate tracing-core 0.1.34 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate tracing-core 0.1.34 [INFO] tweaked toml for crates.io crate tracing-core 0.1.34 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tracing-core 0.1.34 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tracing-core 0.1.34 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 524227bac441abaf25ef8e3b530a688e74f787e44e51180fc0bc48bf9f92c7f4 [INFO] running `Command { std: "docker" "start" "-a" "524227bac441abaf25ef8e3b530a688e74f787e44e51180fc0bc48bf9f92c7f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "524227bac441abaf25ef8e3b530a688e74f787e44e51180fc0bc48bf9f92c7f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "524227bac441abaf25ef8e3b530a688e74f787e44e51180fc0bc48bf9f92c7f4", kill_on_drop: false }` [INFO] [stdout] 524227bac441abaf25ef8e3b530a688e74f787e44e51180fc0bc48bf9f92c7f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] add6f42f1d9c84f4e1fadfdf197bd844c7163cfecfb7b3864e63933157469540 [INFO] running `Command { std: "docker" "start" "-a" "add6f42f1d9c84f4e1fadfdf197bd844c7163cfecfb7b3864e63933157469540", kill_on_drop: false }` [INFO] [stderr] Compiling tracing-core v0.1.34 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "add6f42f1d9c84f4e1fadfdf197bd844c7163cfecfb7b3864e63933157469540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "add6f42f1d9c84f4e1fadfdf197bd844c7163cfecfb7b3864e63933157469540", kill_on_drop: false }` [INFO] [stdout] add6f42f1d9c84f4e1fadfdf197bd844c7163cfecfb7b3864e63933157469540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3cdf7b47166aed311d666e543247b5b65b2de2b8d85cabd6aa4185d61f9a820 [INFO] running `Command { std: "docker" "start" "-a" "f3cdf7b47166aed311d666e543247b5b65b2de2b8d85cabd6aa4185d61f9a820", kill_on_drop: false }` [INFO] [stderr] Compiling tracing-core v0.1.34 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/field.rs:1238:63 [INFO] [stdout] | [INFO] [stdout] 1238 | fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | unused_parens, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1238 - fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stdout] 1238 + fn record_debug(&mut self, field: &Field, _: &dyn crate::stdlib::fmt::Debug) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/field.rs:1257:63 [INFO] [stdout] | [INFO] [stdout] 1257 | fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1257 - fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stdout] 1257 + fn record_debug(&mut self, field: &Field, _: &dyn crate::stdlib::fmt::Debug) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.97s [INFO] running `Command { std: "docker" "inspect" "f3cdf7b47166aed311d666e543247b5b65b2de2b8d85cabd6aa4185d61f9a820", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3cdf7b47166aed311d666e543247b5b65b2de2b8d85cabd6aa4185d61f9a820", kill_on_drop: false }` [INFO] [stdout] f3cdf7b47166aed311d666e543247b5b65b2de2b8d85cabd6aa4185d61f9a820 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3b4948e40906920f1722a768fcad76e433e6421ad12feb0e3404ce160317fa79 [INFO] running `Command { std: "docker" "start" "-a" "3b4948e40906920f1722a768fcad76e433e6421ad12feb0e3404ce160317fa79", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/field.rs:1238:63 [INFO] [stderr] | [INFO] [stderr] 1238 | fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:144:5 [INFO] [stderr] | [INFO] [stderr] 144 | unused_parens, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 1238 - fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stderr] 1238 + fn record_debug(&mut self, field: &Field, _: &dyn crate::stdlib::fmt::Debug) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/field.rs:1257:63 [INFO] [stderr] | [INFO] [stderr] 1257 | fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 1257 - fn record_debug(&mut self, field: &Field, _: &dyn (crate::stdlib::fmt::Debug)) { [INFO] [stderr] 1257 + fn record_debug(&mut self, field: &Field, _: &dyn crate::stdlib::fmt::Debug) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `tracing-core` (lib test) generated 2 warnings (run `cargo fix --lib -p tracing-core --tests` to apply 2 suggestions) [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_core-11b1330af9377f77) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test dispatcher::test::default_dispatch ... ok [INFO] [stdout] test dispatcher::test::dispatch_downcasts ... ok [INFO] [stdout] test dispatcher::test::events_dont_infinite_loop ... ok [INFO] [stdout] test field::test::empty_fields_are_skipped ... ok [INFO] [stdout] test field::test::fields_from_other_callsets_are_skipped ... ok [INFO] [stdout] test field::test::index_of_field_in_fieldset_is_correct ... ok [INFO] [stdout] test field::test::record_bytes ... ok [INFO] [stdout] test field::test::record_error ... ok [INFO] [stdout] test field::test::sparse_value_sets_are_not_empty ... ok [INFO] [stdout] test field::test::value_set_with_no_values_is_empty ... ok [INFO] [stdout] test field::test::value_sets_with_fields_from_other_callsites_are_empty ... ok [INFO] [stdout] test dispatcher::test::default_no_subscriber ... ok [INFO] [stdout] test metadata::tests::filter_level_conversion ... ok [INFO] [stdout] test metadata::tests::level_filter_reprs ... ok [INFO] [stdout] test metadata::tests::level_filter_is_usize_sized ... ok [INFO] [stdout] test metadata::tests::level_from_str ... ok [INFO] [stdout] test field::test::record_debug_fn ... ok [INFO] [stdout] test dispatcher::test::dispatch_is ... ok [INFO] [stdout] test dispatcher::test::spans_dont_infinite_loop ... ok [INFO] [stderr] Running tests/dispatch.rs (/opt/rustwide/target/debug/deps/dispatch-79817782c5e85eeb) [INFO] [stdout] test field::test::empty_value_set_is_empty ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test nested_set_default ... ok [INFO] [stdout] test set_default_dispatch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/global_dispatch.rs (/opt/rustwide/target/debug/deps/global_dispatch-b7d806738c46482b) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test global_dispatch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/local_dispatch_before_init.rs (/opt/rustwide/target/debug/deps/local_dispatch_before_init-f788a5ba0ff3d3cc) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test local_dispatch_before_init ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test metadata_macro_api ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/macros.rs (/opt/rustwide/target/debug/deps/macros-d18c911d29d0aaa7) [INFO] [stderr] Running tests/missed_register_callsite.rs (/opt/rustwide/target/debug/deps/missed_register_callsite-cce95ff7154bc073) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test event_before_register ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests tracing_core [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test src/field.rs - field (line 55) ... ignored [INFO] [stdout] test src/dispatcher.rs - dispatcher (line 48) ... ok [INFO] [stdout] test src/field.rs - field::Visit (line 225) ... ok [INFO] [stdout] test src/dispatcher.rs - dispatcher (line 83) ... ok [INFO] [stdout] test src/lib.rs - metadata (line 196) ... ok [INFO] [stdout] test src/subscriber.rs - subscriber::Subscriber::record (line 281) ... ignored [INFO] [stdout] test src/dispatcher.rs - dispatcher::WeakDispatch::upgrade (line 772) ... ok [INFO] [stdout] test src/field.rs - field::Visit (line 194) ... ok [INFO] [stdout] test src/lib.rs - identify_callsite (line 163) ... ok [INFO] [stdout] test src/metadata.rs - metadata::Level (line 132) ... ok [INFO] [stdout] test src/metadata.rs - metadata::Level (line 103) ... ok [INFO] [stdout] test src/dispatcher.rs - dispatcher (line 25) ... ok [INFO] [stdout] test src/metadata.rs - metadata::Level (line 151) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3b4948e40906920f1722a768fcad76e433e6421ad12feb0e3404ce160317fa79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b4948e40906920f1722a768fcad76e433e6421ad12feb0e3404ce160317fa79", kill_on_drop: false }` [INFO] [stdout] 3b4948e40906920f1722a768fcad76e433e6421ad12feb0e3404ce160317fa79