[INFO] fetching crate serde_typename 0.1.0... [INFO] testing serde_typename-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate serde_typename 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate serde_typename 0.1.0 [INFO] finished tweaking crates.io crate serde_typename 0.1.0 [INFO] tweaked toml for crates.io crate serde_typename 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_typename 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73e1800b848cb814f04ab9593f1f6a8a159a225790588a1ea143d808782d2310 [INFO] running `Command { std: "docker" "start" "-a" "73e1800b848cb814f04ab9593f1f6a8a159a225790588a1ea143d808782d2310", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e1800b848cb814f04ab9593f1f6a8a159a225790588a1ea143d808782d2310", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e1800b848cb814f04ab9593f1f6a8a159a225790588a1ea143d808782d2310", kill_on_drop: false }` [INFO] [stdout] 73e1800b848cb814f04ab9593f1f6a8a159a225790588a1ea143d808782d2310 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eee136837d9a7aabf91be31308f7f96589f86017abdd4f2947c8927e26ebcbc7 [INFO] running `Command { std: "docker" "start" "-a" "eee136837d9a7aabf91be31308f7f96589f86017abdd4f2947c8927e26ebcbc7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling serde_typename v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/de.rs:140:27 [INFO] [stdout] | [INFO] [stdout] 140 | fn deserialize_str(mut self, visitor: V) -> Result [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.49s [INFO] running `Command { std: "docker" "inspect" "eee136837d9a7aabf91be31308f7f96589f86017abdd4f2947c8927e26ebcbc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eee136837d9a7aabf91be31308f7f96589f86017abdd4f2947c8927e26ebcbc7", kill_on_drop: false }` [INFO] [stdout] eee136837d9a7aabf91be31308f7f96589f86017abdd4f2947c8927e26ebcbc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 415c7a0f000edc40bf3e7ed998f0388079abe2c5c655bbee060d5e68bc86bb32 [INFO] running `Command { std: "docker" "start" "-a" "415c7a0f000edc40bf3e7ed998f0388079abe2c5c655bbee060d5e68bc86bb32", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/de.rs:140:27 [INFO] [stdout] | [INFO] [stdout] 140 | fn deserialize_str(mut self, visitor: V) -> Result [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_typename v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/de.rs:140:27 [INFO] [stdout] | [INFO] [stdout] 140 | fn deserialize_str(mut self, visitor: V) -> Result [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "415c7a0f000edc40bf3e7ed998f0388079abe2c5c655bbee060d5e68bc86bb32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "415c7a0f000edc40bf3e7ed998f0388079abe2c5c655bbee060d5e68bc86bb32", kill_on_drop: false }` [INFO] [stdout] 415c7a0f000edc40bf3e7ed998f0388079abe2c5c655bbee060d5e68bc86bb32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9be3a1149a71bc1f279edd93ba6f25b6e79825b210541b7500d85d9a897adefd [INFO] running `Command { std: "docker" "start" "-a" "9be3a1149a71bc1f279edd93ba6f25b6e79825b210541b7500d85d9a897adefd", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/de.rs:140:27 [INFO] [stderr] | [INFO] [stderr] 140 | fn deserialize_str(mut self, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `serde_typename` (lib) generated 1 warning (run `cargo fix --lib -p serde_typename` to apply 1 suggestion) [INFO] [stderr] warning: `serde_typename` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_typename-348d9790cd903cc1) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test tests::de::enums::case_sensisitive ... ok [INFO] [stdout] test tests::de::enums::impossible::newtype_variants ... ok [INFO] [stdout] test tests::de::enums::impossible::struct_variants ... ok [INFO] [stdout] test tests::de::enums::impossible::tuple_variants ... ok [INFO] [stdout] test tests::de::structs::impossible::field_struct ... ok [INFO] [stdout] test tests::de::enums::space_sensisitive ... ok [INFO] [stdout] test tests::de::structs::case_sensisitive ... ok [INFO] [stdout] test tests::de::structs::impossible::newtype_struct ... ok [INFO] [stdout] test tests::de::structs::space_sensisitive ... ok [INFO] [stdout] test tests::de::structs::unit_struct ... ok [INFO] [stdout] test tests::ser::enums::struct_variants ... ok [INFO] [stdout] test tests::ser::enums::unit_variants ... ok [INFO] [stdout] test tests::ser::enums::tuple_variants ... ok [INFO] [stdout] test tests::ser::structs::field_structs ... ok [INFO] [stdout] test tests::ser::structs::newtype_structs ... ok [INFO] [stdout] test tests::ser::structs::tuple_structs ... ok [INFO] [stdout] test tests::ser::enums::newtype_variants ... ok [INFO] [stdout] test tests::ser::structs::unit_structs ... ok [INFO] [stdout] test tests::de::enums::unit_variants ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests serde_typename [INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples` [INFO] [stderr] --> src/lib.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | #![warn(rustdoc::missing_doc_code_examples)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the `rustdoc::missing_doc_code_examples` lint is unstable [INFO] [stderr] = note: see issue #101730 for more information [INFO] [stderr] = help: add `#![feature(rustdoc_missing_doc_code_examples)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2025-08-28; consider upgrading it if it is out of date [INFO] [stderr] = note: `#[warn(unknown_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - from_str (line 116) ... ok [INFO] [stdout] test src/lib.rs - to_str (line 75) ... ok [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9be3a1149a71bc1f279edd93ba6f25b6e79825b210541b7500d85d9a897adefd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9be3a1149a71bc1f279edd93ba6f25b6e79825b210541b7500d85d9a897adefd", kill_on_drop: false }` [INFO] [stdout] 9be3a1149a71bc1f279edd93ba6f25b6e79825b210541b7500d85d9a897adefd