[INFO] fetching crate pyo3-derive-backend 0.12.5... [INFO] testing pyo3-derive-backend-0.12.5 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate pyo3-derive-backend 0.12.5 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pyo3-derive-backend 0.12.5 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e397c5f028b03b9dcc3fabdc47c5905a5d14ab0557255c4687b7477379f80c43 [INFO] running `Command { std: "docker" "start" "-a" "e397c5f028b03b9dcc3fabdc47c5905a5d14ab0557255c4687b7477379f80c43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e397c5f028b03b9dcc3fabdc47c5905a5d14ab0557255c4687b7477379f80c43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e397c5f028b03b9dcc3fabdc47c5905a5d14ab0557255c4687b7477379f80c43", kill_on_drop: false }` [INFO] [stdout] e397c5f028b03b9dcc3fabdc47c5905a5d14ab0557255c4687b7477379f80c43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b8160712d1b2eed58c17575fa9c9b12008031e052b5a4b7dfd5e26562cacca6 [INFO] running `Command { std: "docker" "start" "-a" "4b8160712d1b2eed58c17575fa9c9b12008031e052b5a4b7dfd5e26562cacca6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir) [INFO] [stdout] error: 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: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] = note: this error originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: 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 error originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: 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 error originates in the macro `expected` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: 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 error 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] error: could not compile `pyo3-derive-backend` (lib) due to 8 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4b8160712d1b2eed58c17575fa9c9b12008031e052b5a4b7dfd5e26562cacca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b8160712d1b2eed58c17575fa9c9b12008031e052b5a4b7dfd5e26562cacca6", kill_on_drop: false }` [INFO] [stdout] 4b8160712d1b2eed58c17575fa9c9b12008031e052b5a4b7dfd5e26562cacca6