[INFO] fetching crate serde_derive_internals 0.29.1... [INFO] testing serde_derive_internals-0.29.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate serde_derive_internals 0.29.1 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate serde_derive_internals 0.29.1 [INFO] finished tweaking crates.io crate serde_derive_internals 0.29.1 [INFO] tweaked toml for crates.io crate serde_derive_internals 0.29.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_derive_internals 0.29.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c7c05705897ee93db5727d6ecce99a8dedecd8df627bf3958d9810a8fb0668c [INFO] running `Command { std: "docker" "start" "-a" "8c7c05705897ee93db5727d6ecce99a8dedecd8df627bf3958d9810a8fb0668c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c7c05705897ee93db5727d6ecce99a8dedecd8df627bf3958d9810a8fb0668c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c7c05705897ee93db5727d6ecce99a8dedecd8df627bf3958d9810a8fb0668c", kill_on_drop: false }` [INFO] [stdout] 8c7c05705897ee93db5727d6ecce99a8dedecd8df627bf3958d9810a8fb0668c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64af51c7eadfb94375174e0a0660ff8343b7c022ac1582519dee4c29ce02ee8b [INFO] running `Command { std: "docker" "start" "-a" "64af51c7eadfb94375174e0a0660ff8343b7c022ac1582519dee4c29ce02ee8b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/attr.rs:670:23 [INFO] [stdout] | [INFO] [stdout] 670 | pub fn serde_path(&self) -> Cow { [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] 670 | pub fn serde_path(&self) -> Cow<'_, syn::Path> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/case.rs:45:37 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn from_str(rename_all_str: &str) -> Result { [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] 45 | pub fn from_str(rename_all_str: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.13s [INFO] running `Command { std: "docker" "inspect" "64af51c7eadfb94375174e0a0660ff8343b7c022ac1582519dee4c29ce02ee8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64af51c7eadfb94375174e0a0660ff8343b7c022ac1582519dee4c29ce02ee8b", kill_on_drop: false }` [INFO] [stdout] 64af51c7eadfb94375174e0a0660ff8343b7c022ac1582519dee4c29ce02ee8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cbf81a48378390d2308684aba7de433fd4b92dc986a5a360fed05af1a55a03e [INFO] running `Command { std: "docker" "start" "-a" "3cbf81a48378390d2308684aba7de433fd4b92dc986a5a360fed05af1a55a03e", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/attr.rs:670:23 [INFO] [stdout] | [INFO] [stdout] 670 | pub fn serde_path(&self) -> Cow { [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] 670 | pub fn serde_path(&self) -> Cow<'_, syn::Path> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/case.rs:45:37 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn from_str(rename_all_str: &str) -> Result { [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] 45 | pub fn from_str(rename_all_str: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive_internals v0.29.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/attr.rs:670:23 [INFO] [stdout] | [INFO] [stdout] 670 | pub fn serde_path(&self) -> Cow { [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] 670 | pub fn serde_path(&self) -> Cow<'_, syn::Path> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/case.rs:45:37 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn from_str(rename_all_str: &str) -> Result { [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] 45 | pub fn from_str(rename_all_str: &str) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "3cbf81a48378390d2308684aba7de433fd4b92dc986a5a360fed05af1a55a03e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cbf81a48378390d2308684aba7de433fd4b92dc986a5a360fed05af1a55a03e", kill_on_drop: false }` [INFO] [stdout] 3cbf81a48378390d2308684aba7de433fd4b92dc986a5a360fed05af1a55a03e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d43d0d1d6b1307d794e9b223764dbbe5a90a769250ce334c896bac9ac2d84daa [INFO] running `Command { std: "docker" "start" "-a" "d43d0d1d6b1307d794e9b223764dbbe5a90a769250ce334c896bac9ac2d84daa", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/attr.rs:670:23 [INFO] [stderr] | [INFO] [stderr] 670 | pub fn serde_path(&self) -> Cow { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 670 | pub fn serde_path(&self) -> Cow<'_, syn::Path> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/case.rs:45:37 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn from_str(rename_all_str: &str) -> Result { [INFO] [stderr] | ^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 45 | pub fn from_str(rename_all_str: &str) -> Result> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `serde_derive_internals` (lib) generated 2 warnings (run `cargo fix --lib -p serde_derive_internals` to apply 2 suggestions) [INFO] [stderr] warning: `serde_derive_internals` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests lib.rs (/opt/rustwide/target/debug/deps/serde_derive_internals-cc6cb70ef17f9bc5) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test internals::case::rename_fields ... ok [INFO] [stdout] test internals::case::rename_variants ... 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] Doc-tests serde_derive_internals [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" "d43d0d1d6b1307d794e9b223764dbbe5a90a769250ce334c896bac9ac2d84daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d43d0d1d6b1307d794e9b223764dbbe5a90a769250ce334c896bac9ac2d84daa", kill_on_drop: false }` [INFO] [stdout] d43d0d1d6b1307d794e9b223764dbbe5a90a769250ce334c896bac9ac2d84daa