[INFO] fetching crate tc-tracing 2.0.0... [INFO] testing tc-tracing-2.0.0 against try#5a3d3b91048a0adf280e7a4e589c1dda6443f172 for pr-115235 [INFO] extracting crate tc-tracing 2.0.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate tc-tracing 2.0.0 on toolchain 5a3d3b91048a0adf280e7a4e589c1dda6443f172 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tc-tracing 2.0.0 [INFO] finished tweaking crates.io crate tc-tracing 2.0.0 [INFO] tweaked toml for crates.io crate tc-tracing 2.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a6fdbcc81a372a2f61840eaacca4ccf2267471ab26ad98c683efef016e6f5bd [INFO] running `Command { std: "docker" "start" "-a" "2a6fdbcc81a372a2f61840eaacca4ccf2267471ab26ad98c683efef016e6f5bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a6fdbcc81a372a2f61840eaacca4ccf2267471ab26ad98c683efef016e6f5bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a6fdbcc81a372a2f61840eaacca4ccf2267471ab26ad98c683efef016e6f5bd", kill_on_drop: false }` [INFO] [stdout] 2a6fdbcc81a372a2f61840eaacca4ccf2267471ab26ad98c683efef016e6f5bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3efc36cc37fb9b868fe9a1e91ac3bdd7611f6747b48f05901b6bcbf8526eb6cb [INFO] running `Command { std: "docker" "start" "-a" "3efc36cc37fb9b868fe9a1e91ac3bdd7611f6747b48f05901b6bcbf8526eb6cb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling memchr v2.6.3 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling pin-project-lite v0.2.13 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling 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tetsy-libp2p-swarm v0.27.1 [INFO] [stderr] Compiling tetsy-libp2p-tcp v0.27.2 [INFO] [stderr] Compiling tetsy-libp2p-wasm-ext v0.27.1 [INFO] [stderr] Compiling tetsy-scale-codec v2.0.1 [INFO] [stderr] Compiling tetsy-libp2p v0.34.3 [INFO] [stderr] Compiling tc-telemetry v2.0.0 [INFO] [stderr] Compiling tetcore-tracing v2.1.2 [INFO] [stderr] Compiling tc-tracing v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stdout] --> src/lib.rs:46:2 [INFO] [stdout] | [INFO] [stdout] 46 | CurrentSpan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stdout] --> src/lib.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | current_span: CurrentSpan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `tracing_subscriber::registry::SpanRef::<'a, R>::parents`: equivalent to `self.parent().into_iter().flat_map(SpanRef::scope)`, but consider whether excluding `self` is actually intended [INFO] [stdout] --> src/logging/event_format.rs:98:23 [INFO] [stdout] | [INFO] [stdout] 98 | let parents = span.parents(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:308:15 [INFO] [stdout] | [INFO] [stdout] 308 | if let Some(mut s) = span_data.get_mut(&span) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 58.81s [INFO] running `Command { std: "docker" "inspect" "3efc36cc37fb9b868fe9a1e91ac3bdd7611f6747b48f05901b6bcbf8526eb6cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3efc36cc37fb9b868fe9a1e91ac3bdd7611f6747b48f05901b6bcbf8526eb6cb", kill_on_drop: false }` [INFO] [stdout] 3efc36cc37fb9b868fe9a1e91ac3bdd7611f6747b48f05901b6bcbf8526eb6cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3638882700b03b127ac2f0d56f8c46eca149339efac58d78dde9b5697c9e545 [INFO] running `Command { std: "docker" "start" "-a" "b3638882700b03b127ac2f0d56f8c46eca149339efac58d78dde9b5697c9e545", kill_on_drop: false }` [INFO] [stderr] Compiling tc-tracing v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stdout] --> src/lib.rs:46:2 [INFO] [stdout] | [INFO] [stdout] 46 | CurrentSpan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stdout] --> src/lib.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | current_span: CurrentSpan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `tracing_subscriber::registry::SpanRef::<'a, R>::parents`: equivalent to `self.parent().into_iter().flat_map(SpanRef::scope)`, but consider whether excluding `self` is actually intended [INFO] [stdout] --> src/logging/event_format.rs:98:23 [INFO] [stdout] | [INFO] [stdout] 98 | let parents = span.parents(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:308:15 [INFO] [stdout] | [INFO] [stdout] 308 | if let Some(mut s) = span_data.get_mut(&span) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stdout] --> src/lib.rs:46:2 [INFO] [stdout] | [INFO] [stdout] 46 | CurrentSpan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stdout] --> src/lib.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | current_span: CurrentSpan, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `tracing_subscriber::registry::SpanRef::<'a, R>::parents`: equivalent to `self.parent().into_iter().flat_map(SpanRef::scope)`, but consider whether excluding `self` is actually intended [INFO] [stdout] --> src/logging/event_format.rs:98:23 [INFO] [stdout] | [INFO] [stdout] 98 | let parents = span.parents(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:308:15 [INFO] [stdout] | [INFO] [stdout] 308 | if let Some(mut s) = span_data.get_mut(&span) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/logging/mod.rs:431:4 [INFO] [stdout] | [INFO] [stdout] 431 | format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 431 - format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stdout] 431 + "Expected:\n{}\nGot:\n{}", re, output, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/logging/mod.rs:479:4 [INFO] [stdout] | [INFO] [stdout] 479 | format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 479 - format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stdout] 479 + "Expected:\n{}\nGot:\n{}", re, output, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/lib.rs:577:15 [INFO] [stdout] | [INFO] [stdout] 577 | for msg in rx.recv() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 577 | while let Ok(msg) = rx.recv() { [INFO] [stdout] | ~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 577 | if let Ok(msg) = rx.recv() { [INFO] [stdout] | ~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.70s [INFO] running `Command { std: "docker" "inspect" "b3638882700b03b127ac2f0d56f8c46eca149339efac58d78dde9b5697c9e545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3638882700b03b127ac2f0d56f8c46eca149339efac58d78dde9b5697c9e545", kill_on_drop: false }` [INFO] [stdout] b3638882700b03b127ac2f0d56f8c46eca149339efac58d78dde9b5697c9e545 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 804eb3275ba5841aa43ee4e47f1443ac553a5b2c40e1100517d93958fab0794f [INFO] running `Command { std: "docker" "start" "-a" "804eb3275ba5841aa43ee4e47f1443ac553a5b2c40e1100517d93958fab0794f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stderr] --> src/lib.rs:46:2 [INFO] [stderr] | [INFO] [stderr] 46 | CurrentSpan, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated struct `tracing_subscriber::CurrentSpan`: Will be removed in v0.3 [INFO] [stderr] --> src/lib.rs:62:16 [INFO] [stderr] | [INFO] [stderr] 62 | current_span: CurrentSpan, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `tracing_subscriber::registry::SpanRef::<'a, R>::parents`: equivalent to `self.parent().into_iter().flat_map(SpanRef::scope)`, but consider whether excluding `self` is actually intended [INFO] [stderr] --> src/logging/event_format.rs:98:23 [INFO] [stderr] | [INFO] [stderr] 98 | let parents = span.parents(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:308:15 [INFO] [stderr] | [INFO] [stderr] 308 | if let Some(mut s) = span_data.get_mut(&span) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/logging/mod.rs:431:4 [INFO] [stderr] | [INFO] [stderr] 431 | format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 431 - format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stderr] 431 + "Expected:\n{}\nGot:\n{}", re, output, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/logging/mod.rs:479:4 [INFO] [stderr] | [INFO] [stderr] 479 | format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 479 - format!("Expected:\n{}\nGot:\n{}", re, output), [INFO] [stderr] 479 + "Expected:\n{}\nGot:\n{}", re, output, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stderr] --> src/lib.rs:577:15 [INFO] [stderr] | [INFO] [stderr] 577 | for msg in rx.recv() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stderr] help: to check pattern in a loop use `while let` [INFO] [stderr] | [INFO] [stderr] 577 | while let Ok(msg) = rx.recv() { [INFO] [stderr] | ~~~~~~~~~~~~~ ~~~ [INFO] [stderr] help: consider using `if let` to clear intent [INFO] [stderr] | [INFO] [stderr] 577 | if let Ok(msg) = rx.recv() { [INFO] [stderr] | ~~~~~~~~~~ ~~~ [INFO] [stderr] [INFO] [stderr] warning: `tc-tracing` (lib) generated 4 warnings (run `cargo fix --lib -p tc-tracing` to apply 1 suggestion) [INFO] [stderr] warning: `tc-tracing` (lib test) generated 7 warnings (4 duplicates) (run `cargo fix --lib -p tc-tracing --tests` to apply 2 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.93s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tc_tracing-a211cb773e7fae1e) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test logging::tests::log_something_with_dash_target_name ... ok [INFO] [stdout] test logging::tests::do_not_write_with_colors_on_tty_entrypoint ... ok [INFO] [stdout] test logging::tests::prefix_in_log_lines_entrypoint ... ok [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] Sep 18 08:13:11.040  INFO test_target: test_event [INFO] [stdout] test tests::test_event ... ok [INFO] [stdout] Sep 18 08:13:11.043  INFO test_span1: test_target: test_event [INFO] [stdout] Sep 18 08:13:11.043  INFO test_span2: test_target: test_event1 [INFO] [stdout] test tests::test_span_values ... ok [INFO] [stdout] test tests::test_event_parent_id ... ok [INFO] [stdout] test tests::test_span_parent_id ... ok [INFO] [stdout] test tests::test_span ... ok [INFO] [stdout] Sep 18 08:13:11.047  INFO test_span1: test_target: test_event2 [INFO] [stdout] Sep 18 08:13:11.047  INFO test_target: test_event3 [INFO] [stdout] test tests::test_parent_id_with_threads ... ok [INFO] [stdout] test logging::tests::test_logger_filters ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 13 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests tc-tracing [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] running `Command { std: "docker" "inspect" "804eb3275ba5841aa43ee4e47f1443ac553a5b2c40e1100517d93958fab0794f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "804eb3275ba5841aa43ee4e47f1443ac553a5b2c40e1100517d93958fab0794f", kill_on_drop: false }` [INFO] [stdout] 804eb3275ba5841aa43ee4e47f1443ac553a5b2c40e1100517d93958fab0794f