[INFO] fetching crate nom-xml-derive 0.1.0...
[INFO] testing nom-xml-derive-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate nom-xml-derive 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nom-xml-derive 0.1.0
[INFO] finished tweaking crates.io crate nom-xml-derive 0.1.0
[INFO] tweaked toml for crates.io crate nom-xml-derive 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nom-xml-derive 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fa7268b8d8a38b227324c2cd63b8f657babe39ca7023718fae15a0db8b1e8a2
[INFO] running `Command { std: "docker" "start" "-a" "8fa7268b8d8a38b227324c2cd63b8f657babe39ca7023718fae15a0db8b1e8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa7268b8d8a38b227324c2cd63b8f657babe39ca7023718fae15a0db8b1e8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa7268b8d8a38b227324c2cd63b8f657babe39ca7023718fae15a0db8b1e8a2", kill_on_drop: false }`
[INFO] [stdout] 8fa7268b8d8a38b227324c2cd63b8f657babe39ca7023718fae15a0db8b1e8a2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc9d752bc9472f5bb60e480b337e63835d13ed74e966088cb2a7571ed423c69b
[INFO] running `Command { std: "docker" "start" "-a" "dc9d752bc9472f5bb60e480b337e63835d13ed74e966088cb2a7571ed423c69b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling nom-xml-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `OptionField` is never constructed
[INFO] [stdout]   --> src/utils/fields_extraction.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct OptionField;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `std_types` is never read
[INFO] [stdout]    --> src/utils/update_field.rs:857:9
[INFO] [stdout]     |
[INFO] [stdout] 840 | pub struct FieldsContextRefs<'a> {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 857 |     pub std_types: &'a HashSet<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldsContextRefs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/update_field.rs:813:24
[INFO] [stdout]     |
[INFO] [stdout] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs {
[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] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `Command { std: "docker" "inspect" "dc9d752bc9472f5bb60e480b337e63835d13ed74e966088cb2a7571ed423c69b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9d752bc9472f5bb60e480b337e63835d13ed74e966088cb2a7571ed423c69b", kill_on_drop: false }`
[INFO] [stdout] dc9d752bc9472f5bb60e480b337e63835d13ed74e966088cb2a7571ed423c69b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b806ce66b94100a775f7cf788a83fb390ce7e5cbfa3db3ca10f37bebb77635d7
[INFO] running `Command { std: "docker" "start" "-a" "b806ce66b94100a775f7cf788a83fb390ce7e5cbfa3db3ca10f37bebb77635d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom-xml-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `OptionField` is never constructed
[INFO] [stdout]   --> src/utils/fields_extraction.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct OptionField;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `std_types` is never read
[INFO] [stdout]    --> src/utils/update_field.rs:857:9
[INFO] [stdout]     |
[INFO] [stdout] 840 | pub struct FieldsContextRefs<'a> {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 857 |     pub std_types: &'a HashSet<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldsContextRefs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/update_field.rs:813:24
[INFO] [stdout]     |
[INFO] [stdout] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs {
[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] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OptionField` is never constructed
[INFO] [stdout]   --> src/utils/fields_extraction.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct OptionField;
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `std_types` is never read
[INFO] [stdout]    --> src/utils/update_field.rs:857:9
[INFO] [stdout]     |
[INFO] [stdout] 840 | pub struct FieldsContextRefs<'a> {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 857 |     pub std_types: &'a HashSet<Ident>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FieldsContextRefs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/update_field.rs:813:24
[INFO] [stdout]     |
[INFO] [stdout] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs {
[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] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "b806ce66b94100a775f7cf788a83fb390ce7e5cbfa3db3ca10f37bebb77635d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b806ce66b94100a775f7cf788a83fb390ce7e5cbfa3db3ca10f37bebb77635d7", kill_on_drop: false }`
[INFO] [stdout] b806ce66b94100a775f7cf788a83fb390ce7e5cbfa3db3ca10f37bebb77635d7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f93bcd4a5ceaafdb8341703fb56a896f1161710e24512657ae39f7fc216719b4
[INFO] running `Command { std: "docker" "start" "-a" "f93bcd4a5ceaafdb8341703fb56a896f1161710e24512657ae39f7fc216719b4", kill_on_drop: false }`
[INFO] [stderr] warning: struct `OptionField` is never constructed
[INFO] [stderr]   --> src/utils/fields_extraction.rs:53:12
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub struct OptionField;
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `std_types` is never read
[INFO] [stderr]    --> src/utils/update_field.rs:857:9
[INFO] [stderr]     |
[INFO] [stderr] 840 | pub struct FieldsContextRefs<'a> {
[INFO] [stderr]     |            ----------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 857 |     pub std_types: &'a HashSet<Ident>,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FieldsContextRefs` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/utils/update_field.rs:813:24
[INFO] [stderr]     |
[INFO] [stderr] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs {
[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] 813 |     pub fn as_mut_refs(&mut self) -> FieldsContextRefs<'_> {
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `nom-xml-derive` (lib) generated 3 warnings (run `cargo fix --lib -p nom-xml-derive` to apply 1 suggestion)
[INFO] [stderr] warning: `nom-xml-derive` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nom_xml_derive-cea5c1f84ce53ade)
[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] [stderr]    Doc-tests nom_xml_derive
[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" "f93bcd4a5ceaafdb8341703fb56a896f1161710e24512657ae39f7fc216719b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93bcd4a5ceaafdb8341703fb56a896f1161710e24512657ae39f7fc216719b4", kill_on_drop: false }`
[INFO] [stdout] f93bcd4a5ceaafdb8341703fb56a896f1161710e24512657ae39f7fc216719b4
