[INFO] fetching crate tracing 0.1.41...
[INFO] building tracing-0.1.41 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tracing 0.1.41 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tracing 0.1.41
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing 0.1.41
[INFO] tweaked toml for crates.io crate tracing 0.1.41 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing 0.1.41 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 83 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 863726bca282a2884ad63aefcf44c7193ddbd060bce07c59890e3b150d3503ad
[INFO] running `Command { std: "docker" "start" "-a" "863726bca282a2884ad63aefcf44c7193ddbd060bce07c59890e3b150d3503ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "863726bca282a2884ad63aefcf44c7193ddbd060bce07c59890e3b150d3503ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863726bca282a2884ad63aefcf44c7193ddbd060bce07c59890e3b150d3503ad", kill_on_drop: false }`
[INFO] [stdout] 863726bca282a2884ad63aefcf44c7193ddbd060bce07c59890e3b150d3503ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3832f1becc9a21d63d05f6310fa8ac93f77edd5ebf2fd2327277223637c7952c
[INFO] running `Command { std: "docker" "start" "-a" "3832f1becc9a21d63d05f6310fa8ac93f77edd5ebf2fd2327277223637c7952c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "3832f1becc9a21d63d05f6310fa8ac93f77edd5ebf2fd2327277223637c7952c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3832f1becc9a21d63d05f6310fa8ac93f77edd5ebf2fd2327277223637c7952c", kill_on_drop: false }`
[INFO] [stdout] 3832f1becc9a21d63d05f6310fa8ac93f77edd5ebf2fd2327277223637c7952c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6ce4c9180f4480937f933bc3a7c03adf947feb0aa4b424ec37c283f9d9369e6
[INFO] running `Command { std: "docker" "start" "-a" "c6ce4c9180f4480937f933bc3a7c03adf947feb0aa4b424ec37c283f9d9369e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/no_subscriber.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::subscriber;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use tracing_mock::subscriber;
[INFO] [stdout] 3 + use tracing_core::subscriber;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/multiple_max_level_hints.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tracing_mock::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 4 - use tracing_mock::*;
[INFO] [stdout] 4 + use tracing_core::*;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]   --> tests/filters_are_reevaluated_for_different_call_sites.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_mock::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 10 - use tracing_mock::*;
[INFO] [stdout] 10 + use tracing_core::*;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/scoped_clobbers_default.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tracing_mock::{expect, subscriber};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use tracing_mock::{expect, subscriber};
[INFO] [stdout] 2 + use tracing_core::{expect, subscriber};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/max_level_hint.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tracing_mock::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 2 - use tracing_mock::*;
[INFO] [stdout] 2 + use tracing_core::*;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]   --> tests/filter_caching_is_lexically_scoped.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing_mock::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 - use tracing_mock::*;
[INFO] [stdout] 11 + use tracing_core::*;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]   --> tests/subscriber.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_mock::{expect, subscriber};
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 14 - use tracing_mock::{expect, subscriber};
[INFO] [stdout] 14 + use tracing_core::{expect, subscriber};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]   --> tests/instrument.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing_mock::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 10 - use tracing_mock::*;
[INFO] [stdout] 10 + use tracing_core::*;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/no_subscriber.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     handle.assert_finished();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/scoped_clobbers_default.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     scoped_handle.assert_finished();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/scoped_clobbers_default.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 |     global_handle.assert_finished();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/filter_caching_is_lexically_scoped.rs:33:28
[INFO] [stdout]    |
[INFO] [stdout] 33 |         .with_filter(move |meta| match meta.name() {
[INFO] [stdout]    |                            ^^^^             ---- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 33 |         .with_filter(move |meta: /* Type */| match meta.name() {
[INFO] [stdout]    |                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/filters_are_reevaluated_for_different_call_sites.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |         .with_filter(move |meta| {
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout] 29 |             println!("Filter: {:?}", meta.name());
[INFO] [stdout]    |                                           ---- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 28 |         .with_filter(move |meta: /* Type */| {
[INFO] [stdout]    |                                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]   --> tests/event.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tracing_mock::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 - use tracing_mock::*;
[INFO] [stdout] 16 + use tracing_core::*;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "no_subscriber") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/subscriber.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     handle.assert_finished();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/subscriber.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/multiple_max_level_hints.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .with_filter(|meta| {
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 31 |             let level = dbg!(meta.level());
[INFO] [stdout]    |                                   ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 30 |         .with_filter(|meta: /* Type */| {
[INFO] [stdout]    |                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/multiple_max_level_hints.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .with_filter(|meta| {
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 47 |             let level = dbg!(meta.level());
[INFO] [stdout]    |                                   ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 46 |         .with_filter(|meta: /* Type */| {
[INFO] [stdout]    |                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/multiple_max_level_hints.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |     handle1.assert_finished();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/multiple_max_level_hints.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |     handle2.assert_finished();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]   --> tests/span.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_mock::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 14 - use tracing_mock::*;
[INFO] [stdout] 14 + use tracing_core::*;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "scoped_clobbers_default") due to 3 previous errors
[INFO] [stderr] error: could not compile `tracing` (test "filter_caching_is_lexically_scoped") due to 2 previous errors
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/max_level_hint.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .with_filter(|meta| {
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 17 |             assert!(
[INFO] [stdout] 18 |                 dbg!(meta).level() <= &Level::INFO,
[INFO] [stdout]    |                            ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .with_filter(|meta: /* Type */| {
[INFO] [stdout]    |                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/max_level_hint.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     handle.assert_finished();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "filters_are_reevaluated_for_different_call_sites") due to 2 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "subscriber") due to 3 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "multiple_max_level_hints") due to 5 previous errors
[INFO] [stderr] error: could not compile `tracing` (test "max_level_hint") due to 3 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "instrument") due to 1 previous error
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:312:12
[INFO] [stdout]     |
[INFO] [stdout] 312 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 130 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/event.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |             handle.assert_finished();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 50 | event_without_message! {event_without_message: 42}
[INFO] [stdout]    | -------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `event_without_message` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/event.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |             handle.assert_finished();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 51 | event_without_message! {wrapping_event_without_message: std::num::Wrapping(42)}
[INFO] [stdout]    | ------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `event_without_message` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:333:12
[INFO] [stdout]     |
[INFO] [stdout] 333 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout] 187 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:350:12
[INFO] [stdout]     |
[INFO] [stdout] 350 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:292:12
[INFO] [stdout]     |
[INFO] [stdout] 292 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/event.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 |             handle.assert_finished();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 52 | event_without_message! {nonzeroi32_event_without_message: std::num::NonZeroI32::new(42).unwrap()}
[INFO] [stdout]    | ------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `event_without_message` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/event.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     handle.assert_finished();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:208:12
[INFO] [stdout]     |
[INFO] [stdout] 208 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:447:12
[INFO] [stdout]     |
[INFO] [stdout] 447 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:511:12
[INFO] [stdout]     |
[INFO] [stdout] 511 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:411:12
[INFO] [stdout]     |
[INFO] [stdout] 411 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:375:12
[INFO] [stdout]     |
[INFO] [stdout] 375 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:619:12
[INFO] [stdout]     |
[INFO] [stdout] 619 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/event.rs:607:12
[INFO] [stdout]     |
[INFO] [stdout] 607 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "event") due to 23 previous errors
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:414:12
[INFO] [stdout]     |
[INFO] [stdout] 414 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:300:12
[INFO] [stdout]     |
[INFO] [stdout] 300 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:261:13
[INFO] [stdout]     |
[INFO] [stdout] 261 |     handle1.assert_finished();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 281 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:318:12
[INFO] [stdout]     |
[INFO] [stdout] 318 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:741:12
[INFO] [stdout]     |
[INFO] [stdout] 741 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:213:12
[INFO] [stdout]     |
[INFO] [stdout] 213 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:829:12
[INFO] [stdout]     |
[INFO] [stdout] 829 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:338:12
[INFO] [stdout]     |
[INFO] [stdout] 338 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:870:12
[INFO] [stdout]     |
[INFO] [stdout] 870 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:849:12
[INFO] [stdout]     |
[INFO] [stdout] 849 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:900:12
[INFO] [stdout]     |
[INFO] [stdout] 900 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 367 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:785:12
[INFO] [stdout]     |
[INFO] [stdout] 785 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:809:12
[INFO] [stdout]     |
[INFO] [stdout] 809 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:766:12
[INFO] [stdout]     |
[INFO] [stdout] 766 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:917:12
[INFO] [stdout]     |
[INFO] [stdout] 917 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:612:12
[INFO] [stdout]     |
[INFO] [stdout] 612 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:675:12
[INFO] [stdout]     |
[INFO] [stdout] 675 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:696:12
[INFO] [stdout]     |
[INFO] [stdout] 696 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:576:12
[INFO] [stdout]     |
[INFO] [stdout] 576 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:461:12
[INFO] [stdout]     |
[INFO] [stdout] 461 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:651:12
[INFO] [stdout]     |
[INFO] [stdout] 651 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:632:12
[INFO] [stdout]     |
[INFO] [stdout] 632 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> tests/span.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |     handle.assert_finished();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing` (test "span") due to 32 previous errors
[INFO] running `Command { std: "docker" "inspect" "c6ce4c9180f4480937f933bc3a7c03adf947feb0aa4b424ec37c283f9d9369e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ce4c9180f4480937f933bc3a7c03adf947feb0aa4b424ec37c283f9d9369e6", kill_on_drop: false }`
[INFO] [stdout] c6ce4c9180f4480937f933bc3a7c03adf947feb0aa4b424ec37c283f9d9369e6