[INFO] fetching crate pyo3-derive-backend 0.12.5... [INFO] testing pyo3-derive-backend-0.12.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate pyo3-derive-backend 0.12.5 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate pyo3-derive-backend 0.12.5 [INFO] finished tweaking crates.io crate pyo3-derive-backend 0.12.5 [INFO] tweaked toml for crates.io crate pyo3-derive-backend 0.12.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pyo3-derive-backend 0.12.5 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.108) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] f0b8b04607a031361f7408cc78b3997260271230ad0ae5beb8dabce815786f6f [INFO] running `Command { std: "docker" "start" "-a" "f0b8b04607a031361f7408cc78b3997260271230ad0ae5beb8dabce815786f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0b8b04607a031361f7408cc78b3997260271230ad0ae5beb8dabce815786f6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0b8b04607a031361f7408cc78b3997260271230ad0ae5beb8dabce815786f6f", kill_on_drop: false }` [INFO] [stdout] f0b8b04607a031361f7408cc78b3997260271230ad0ae5beb8dabce815786f6f [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] 388e2ce3645e667ad38f7801afd770f515425ff01894029f953a7a7493cabec9 [INFO] running `Command { std: "docker" "start" "-a" "388e2ce3645e667ad38f7801afd770f515425ff01894029f953a7a7493cabec9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 98 | _ => expected!("type name (e.g., Name)"), [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 108 | _ => expected!("type path (e.g., my_mod::BaseClass)"), [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 117 | _ => expected!(r#"string literal (e.g., "my_mod")"#), [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 119 | _ => expected!("one of freelist/name/extends/module", left), [INFO] [stdout] | ------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `proto` is never read [INFO] [stdout] --> src/defs.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 61 | pub struct PyMethod { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 62 | pub name: &'static str, [INFO] [stdout] 63 | pub proto: &'static str, [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 `enum_ident` is never read [INFO] [stdout] --> src/from_pyobject.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Enum<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 10 | enum_ident: &'a Ident, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `output` is never read [INFO] [stdout] --> src/method.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 87 | pub struct FnSpec<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 96 | pub output: syn::Type, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FnSpec` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding or eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/pymethod.rs:710:63 [INFO] [stdout] | [INFO] [stdout] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&FnArg>, &[FnArg]) { [INFO] [stdout] | -- -- ^^^^^^ ^^^^^^^^ [INFO] [stdout] | | | || | | [INFO] [stdout] | | | || | the same lifetime is hidden here [INFO] [stdout] | | | || the same lifetime is elided here [INFO] [stdout] | | | |the same lifetime is hidden here [INFO] [stdout] | | | the same lifetime is elided here [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&'a FnArg<'a>>, &'a [FnArg<'a>]) { [INFO] [stdout] | ++ ++++ ++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.33s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "388e2ce3645e667ad38f7801afd770f515425ff01894029f953a7a7493cabec9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "388e2ce3645e667ad38f7801afd770f515425ff01894029f953a7a7493cabec9", kill_on_drop: false }` [INFO] [stdout] 388e2ce3645e667ad38f7801afd770f515425ff01894029f953a7a7493cabec9 [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] 6f5a2219d8b33cca88118974dd06766b59ac0c169910c2e94e93476eaca82e76 [INFO] running `Command { std: "docker" "start" "-a" "6f5a2219d8b33cca88118974dd06766b59ac0c169910c2e94e93476eaca82e76", kill_on_drop: false }` [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 98 | _ => expected!("type name (e.g., Name)"), [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 108 | _ => expected!("type path (e.g., my_mod::BaseClass)"), [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 117 | _ => expected!(r#"string literal (e.g., "my_mod")"#), [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 119 | _ => expected!("one of freelist/name/extends/module", left), [INFO] [stdout] | ------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `proto` is never read [INFO] [stdout] --> src/defs.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 61 | pub struct PyMethod { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 62 | pub name: &'static str, [INFO] [stdout] 63 | pub proto: &'static str, [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 `enum_ident` is never read [INFO] [stdout] --> src/from_pyobject.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Enum<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 10 | enum_ident: &'a Ident, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `output` is never read [INFO] [stdout] --> src/method.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 87 | pub struct FnSpec<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 96 | pub output: syn::Type, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FnSpec` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding or eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/pymethod.rs:710:63 [INFO] [stdout] | [INFO] [stdout] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&FnArg>, &[FnArg]) { [INFO] [stdout] | -- -- ^^^^^^ ^^^^^^^^ [INFO] [stdout] | | | || | | [INFO] [stdout] | | | || | the same lifetime is hidden here [INFO] [stdout] | | | || the same lifetime is elided here [INFO] [stdout] | | | |the same lifetime is hidden here [INFO] [stdout] | | | the same lifetime is elided here [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&'a FnArg<'a>>, &'a [FnArg<'a>]) { [INFO] [stdout] | ++ ++++ ++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 98 | _ => expected!("type name (e.g., Name)"), [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 108 | _ => expected!("type path (e.g., my_mod::BaseClass)"), [INFO] [stdout] | ------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 117 | _ => expected!(r#"string literal (e.g., "my_mod")"#), [INFO] [stdout] | ----------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/pyclass.rs:85:19 [INFO] [stdout] | [INFO] [stdout] 85 | )); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 119 | _ => expected!("one of freelist/name/extends/module", left), [INFO] [stdout] | ------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `proto` is never read [INFO] [stdout] --> src/defs.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 61 | pub struct PyMethod { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 62 | pub name: &'static str, [INFO] [stdout] 63 | pub proto: &'static str, [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 `enum_ident` is never read [INFO] [stdout] --> src/from_pyobject.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | struct Enum<'a> { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 10 | enum_ident: &'a Ident, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `output` is never read [INFO] [stdout] --> src/method.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 87 | pub struct FnSpec<'a> { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 96 | pub output: syn::Type, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FnSpec` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding or eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/pymethod.rs:710:63 [INFO] [stdout] | [INFO] [stdout] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&FnArg>, &[FnArg]) { [INFO] [stdout] | -- -- ^^^^^^ ^^^^^^^^ [INFO] [stdout] | | | || | | [INFO] [stdout] | | | || | the same lifetime is hidden here [INFO] [stdout] | | | || the same lifetime is elided here [INFO] [stdout] | | | |the same lifetime is hidden here [INFO] [stdout] | | | the same lifetime is elided here [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&'a FnArg<'a>>, &'a [FnArg<'a>]) { [INFO] [stdout] | ++ ++++ ++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "6f5a2219d8b33cca88118974dd06766b59ac0c169910c2e94e93476eaca82e76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f5a2219d8b33cca88118974dd06766b59ac0c169910c2e94e93476eaca82e76", kill_on_drop: false }` [INFO] [stdout] 6f5a2219d8b33cca88118974dd06766b59ac0c169910c2e94e93476eaca82e76 [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] 21ac22a6f145b7d1e5a34083718d00097995e4e883d4825da1619a1992325384 [INFO] running `Command { std: "docker" "start" "-a" "21ac22a6f145b7d1e5a34083718d00097995e4e883d4825da1619a1992325384", kill_on_drop: false }` [INFO] [stderr] warning: trailing semicolon in macro used in expression position [INFO] [stderr] --> src/pyclass.rs:85:19 [INFO] [stderr] | [INFO] [stderr] 85 | )); [INFO] [stderr] | ^ [INFO] [stderr] ... [INFO] [stderr] 98 | _ => expected!("type name (e.g., Name)"), [INFO] [stderr] | ----------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79813 [INFO] [stderr] = note: `#[warn(semicolon_in_expressions_from_macros)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stderr] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trailing semicolon in macro used in expression position [INFO] [stderr] --> src/pyclass.rs:85:19 [INFO] [stderr] | [INFO] [stderr] 85 | )); [INFO] [stderr] | ^ [INFO] [stderr] ... [INFO] [stderr] 108 | _ => expected!("type path (e.g., my_mod::BaseClass)"), [INFO] [stderr] | ------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79813 [INFO] [stderr] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trailing semicolon in macro used in expression position [INFO] [stderr] --> src/pyclass.rs:85:19 [INFO] [stderr] | [INFO] [stderr] 85 | )); [INFO] [stderr] | ^ [INFO] [stderr] ... [INFO] [stderr] 117 | _ => expected!(r#"string literal (e.g., "my_mod")"#), [INFO] [stderr] | ----------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79813 [INFO] [stderr] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trailing semicolon in macro used in expression position [INFO] [stderr] --> src/pyclass.rs:85:19 [INFO] [stderr] | [INFO] [stderr] 85 | )); [INFO] [stderr] | ^ [INFO] [stderr] ... [INFO] [stderr] 119 | _ => expected!("one of freelist/name/extends/module", left), [INFO] [stderr] | ------------------------------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79813 [INFO] [stderr] = note: this warning originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field `proto` is never read [INFO] [stderr] --> src/defs.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 61 | pub struct PyMethod { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] 62 | pub name: &'static str, [INFO] [stderr] 63 | pub proto: &'static str, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `enum_ident` is never read [INFO] [stderr] --> src/from_pyobject.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 9 | struct Enum<'a> { [INFO] [stderr] | ---- field in this struct [INFO] [stderr] 10 | enum_ident: &'a Ident, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Enum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `output` is never read [INFO] [stderr] --> src/method.rs:96:9 [INFO] [stderr] | [INFO] [stderr] 87 | pub struct FnSpec<'a> { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 96 | pub output: syn::Type, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `FnSpec` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: hiding or eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/pymethod.rs:710:63 [INFO] [stderr] | [INFO] [stderr] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&FnArg>, &[FnArg]) { [INFO] [stderr] | -- -- ^^^^^^ ^^^^^^^^ [INFO] [stderr] | | | || | | [INFO] [stderr] | | | || | the same lifetime is hidden here [INFO] [stderr] | | | || the same lifetime is elided here [INFO] [stderr] | | | |the same lifetime is hidden here [INFO] [stderr] | | | the same lifetime is elided here [INFO] [stderr] | | the lifetime is named here [INFO] [stderr] | the lifetime is named 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: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 710 | fn split_off_python_arg<'a>(args: &'a [FnArg<'a>]) -> (Option<&'a FnArg<'a>>, &'a [FnArg<'a>]) { [INFO] [stderr] | ++ ++++ ++ ++++ [INFO] [stderr] [INFO] [stderr] warning: `pyo3-derive-backend` (lib) generated 8 warnings (run `cargo fix --lib -p pyo3-derive-backend` to apply 1 suggestion) [INFO] [stdout] [INFO] [stderr] warning: `pyo3-derive-backend` (lib test) generated 8 warnings (8 duplicates) [INFO] [stdout] running 4 tests [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pyo3_derive_backend-65840815bcec9c38) [INFO] [stdout] test pyfunction::test::test_simple_args ... ok [INFO] [stdout] test pyfunction::test::test_errs ... ok [INFO] [stdout] test pyfunction::test::test_all ... ok [INFO] [stdout] test pyfunction::test::test_varargs ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests pyo3_derive_backend [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" "21ac22a6f145b7d1e5a34083718d00097995e4e883d4825da1619a1992325384", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21ac22a6f145b7d1e5a34083718d00097995e4e883d4825da1619a1992325384", kill_on_drop: false }` [INFO] [stdout] 21ac22a6f145b7d1e5a34083718d00097995e4e883d4825da1619a1992325384