[INFO] fetching crate serde_typename 0.1.0... [INFO] testing serde_typename-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate serde_typename 0.1.0 into /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_typename 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99284ee497907219c30eb75dca53cd883e292286d25e0833d3a531fb43f71bbf [INFO] running `Command { std: "docker" "start" "-a" "99284ee497907219c30eb75dca53cd883e292286d25e0833d3a531fb43f71bbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99284ee497907219c30eb75dca53cd883e292286d25e0833d3a531fb43f71bbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99284ee497907219c30eb75dca53cd883e292286d25e0833d3a531fb43f71bbf", kill_on_drop: false }` [INFO] [stdout] 99284ee497907219c30eb75dca53cd883e292286d25e0833d3a531fb43f71bbf [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 939458344ade2323b46cad9dcedb61684b166cd022e7e60ee0c13520577ed031 [INFO] running `Command { std: "docker" "start" "-a" "939458344ade2323b46cad9dcedb61684b166cd022e7e60ee0c13520577ed031", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.228 [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 0.94s [INFO] running `Command { std: "docker" "inspect" "939458344ade2323b46cad9dcedb61684b166cd022e7e60ee0c13520577ed031", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "939458344ade2323b46cad9dcedb61684b166cd022e7e60ee0c13520577ed031", kill_on_drop: false }` [INFO] [stdout] 939458344ade2323b46cad9dcedb61684b166cd022e7e60ee0c13520577ed031 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79570fcfd09dad87b26e75a0ef41a0f5d89d42915f1388117a88e4d744c7a1b8 [INFO] running `Command { std: "docker" "start" "-a" "79570fcfd09dad87b26e75a0ef41a0f5d89d42915f1388117a88e4d744c7a1b8", 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 0.74s [INFO] running `Command { std: "docker" "inspect" "79570fcfd09dad87b26e75a0ef41a0f5d89d42915f1388117a88e4d744c7a1b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79570fcfd09dad87b26e75a0ef41a0f5d89d42915f1388117a88e4d744c7a1b8", kill_on_drop: false }` [INFO] [stdout] 79570fcfd09dad87b26e75a0ef41a0f5d89d42915f1388117a88e4d744c7a1b8 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2f05f3f9ba8afe68a8c1f640baa4afd76eec4b79ea4e425df85eb1aa449393c1 [INFO] running `Command { std: "docker" "start" "-a" "2f05f3f9ba8afe68a8c1f640baa4afd76eec4b79ea4e425df85eb1aa449393c1", 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 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_typename-d7bc5d097853902a) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test tests::de::enums::impossible::struct_variants ... ok [INFO] [stdout] test tests::de::enums::unit_variants ... ok [INFO] [stdout] test tests::de::enums::impossible::newtype_variants ... ok [INFO] [stdout] test tests::de::enums::impossible::tuple_variants ... ok [INFO] [stdout] test tests::de::enums::space_sensisitive ... ok [INFO] [stdout] test tests::de::enums::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::newtype_variants ... ok [INFO] [stdout] test tests::ser::enums::tuple_variants ... ok [INFO] [stdout] test tests::ser::structs::newtype_structs ... ok [INFO] [stdout] test tests::ser::structs::tuple_structs ... ok [INFO] [stdout] test tests::ser::structs::unit_structs ... ok [INFO] [stdout] test tests::ser::enums::unit_variants ... ok [INFO] [stdout] test tests::ser::structs::field_structs ... ok [INFO] [stdout] test tests::de::structs::case_sensisitive ... ok [INFO] [stdout] test tests::de::structs::impossible::field_struct ... ok [INFO] [stderr] Doc-tests serde_typename [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [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 2026-03-22; 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 - (line 7) ... ok [INFO] [stdout] test src/lib.rs - to_str (line 75) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2f05f3f9ba8afe68a8c1f640baa4afd76eec4b79ea4e425df85eb1aa449393c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f05f3f9ba8afe68a8c1f640baa4afd76eec4b79ea4e425df85eb1aa449393c1", kill_on_drop: false }` [INFO] [stdout] 2f05f3f9ba8afe68a8c1f640baa4afd76eec4b79ea4e425df85eb1aa449393c1