[INFO] fetching crate log4rs 1.4.0-rc2... [INFO] checking log4rs-1.4.0-rc2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate log4rs 1.4.0-rc2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate log4rs 1.4.0-rc2 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate log4rs 1.4.0-rc2 [INFO] tweaked toml for crates.io crate log4rs 1.4.0-rc2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate log4rs 1.4.0-rc2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate log4rs 1.4.0-rc2 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b0d448fff196bc183f4dfe8498e72d8dcb8a2eadd56ded82226309d0ce604b52 [INFO] running `Command { std: "docker" "start" "-a" "b0d448fff196bc183f4dfe8498e72d8dcb8a2eadd56ded82226309d0ce604b52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0d448fff196bc183f4dfe8498e72d8dcb8a2eadd56ded82226309d0ce604b52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0d448fff196bc183f4dfe8498e72d8dcb8a2eadd56ded82226309d0ce604b52", kill_on_drop: false }` [INFO] [stdout] b0d448fff196bc183f4dfe8498e72d8dcb8a2eadd56ded82226309d0ce604b52 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a7717d01038de7b8dd1da3e7a3016b75f652b50ff9f3920ff5475bff8b8e76b [INFO] running `Command { std: "docker" "start" "-a" "0a7717d01038de7b8dd1da3e7a3016b75f652b50ff9f3920ff5475bff8b8e76b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling zerocopy v0.8.25 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Checking hashbrown v0.15.3 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking equivalent v1.0.2 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking iana-time-zone v0.1.63 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Checking typemap-ors v1.0.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking mock_instant v0.6.0 [INFO] [stderr] Checking humantime v2.2.0 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking thread-id v5.0.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking streaming-stats v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.1 [INFO] [stderr] Checking tempfile v3.20.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Checking derive_more v2.0.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking serde_test v1.0.177 [INFO] [stderr] Checking log4rs v1.4.0-rc2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/append/console.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | fn lock(&self) -> WriterLock { [INFO] [stdout] | ^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 55 | fn lock(&self) -> WriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/encode/writer/console.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn lock(&self) -> ConsoleWriterLock { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | pub fn lock(&self) -> ConsoleWriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/encode/writer/console.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn lock(&self) -> WriterLock { [INFO] [stdout] | ^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 175 | pub fn lock(&self) -> WriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/priv_io.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn lock(&self) -> StdWriterLock { [INFO] [stdout] | ^^^^^ ------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 20 | pub fn lock(&self) -> StdWriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `min`, `max`, `median`, and `variance_nanos` are never read [INFO] [stdout] --> benches/rotation.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 104 | struct Stats { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 105 | min: Duration, [INFO] [stdout] | ^^^ [INFO] [stdout] 106 | max: Duration, [INFO] [stdout] | ^^^ [INFO] [stdout] 107 | median: Duration, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 108 | mean_nanos: u128, [INFO] [stdout] 109 | variance_nanos: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/append/console.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | fn lock(&self) -> WriterLock { [INFO] [stdout] | ^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 55 | fn lock(&self) -> WriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/encode/writer/console.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn lock(&self) -> ConsoleWriterLock { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | pub fn lock(&self) -> ConsoleWriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/encode/writer/console.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn lock(&self) -> WriterLock { [INFO] [stdout] | ^^^^^ ---------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 175 | pub fn lock(&self) -> WriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/priv_io.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn lock(&self) -> StdWriterLock { [INFO] [stdout] | ^^^^^ ------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 20 | pub fn lock(&self) -> StdWriterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.65s [INFO] running `Command { std: "docker" "inspect" "0a7717d01038de7b8dd1da3e7a3016b75f652b50ff9f3920ff5475bff8b8e76b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a7717d01038de7b8dd1da3e7a3016b75f652b50ff9f3920ff5475bff8b8e76b", kill_on_drop: false }` [INFO] [stdout] 0a7717d01038de7b8dd1da3e7a3016b75f652b50ff9f3920ff5475bff8b8e76b