[INFO] fetching crate mongodb-ro-derive 0.2.0... [INFO] checking mongodb-ro-derive-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mongodb-ro-derive 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate mongodb-ro-derive 0.2.0 [INFO] finished tweaking crates.io crate mongodb-ro-derive 0.2.0 [INFO] tweaked toml for crates.io crate mongodb-ro-derive 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mongodb-ro-derive 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mongodb-ro-derive 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1e5c0706425f34f69b886dc4dd8cefb00917c2f63b3b426397e4b8a5c3929fb [INFO] running `Command { std: "docker" "start" "-a" "f1e5c0706425f34f69b886dc4dd8cefb00917c2f63b3b426397e4b8a5c3929fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1e5c0706425f34f69b886dc4dd8cefb00917c2f63b3b426397e4b8a5c3929fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1e5c0706425f34f69b886dc4dd8cefb00917c2f63b3b426397e4b8a5c3929fb", kill_on_drop: false }` [INFO] [stdout] f1e5c0706425f34f69b886dc4dd8cefb00917c2f63b3b426397e4b8a5c3929fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a597f990312f9aac942cd8d8fc6bbe1d63325d524bff7ca1710d37038a281b3 [INFO] running `Command { std: "docker" "start" "-a" "2a597f990312f9aac942cd8d8fc6bbe1d63325d524bff7ca1710d37038a281b3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking syn v2.0.96 [INFO] [stderr] Checking darling_core v0.20.10 [INFO] [stderr] Compiling structmeta-derive v0.3.0 [INFO] [stderr] Checking structmeta v0.3.0 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Checking darling v0.20.10 [INFO] [stderr] Checking mongodb-ro-derive v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ident` [INFO] [stdout] --> src/model.rs:3:19 [INFO] [stdout] | [INFO] [stdout] 3 | use proc_macro2::{Ident, TokenStream}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `req` is never read [INFO] [stdout] --> src/collection.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 60 | pub struct CollectionAttr { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 63 | pub req: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CollectionAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ident` [INFO] [stdout] --> src/model.rs:3:19 [INFO] [stdout] | [INFO] [stdout] 3 | use proc_macro2::{Ident, TokenStream}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collection.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | fn fields(&self) -> syn::punctuated::Iter; [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] 77 | fn fields(&self) -> syn::punctuated::Iter<'_, Field>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collection.rs:81:15 [INFO] [stdout] | [INFO] [stdout] 81 | fn fields(&self) -> syn::punctuated::Iter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 81 | fn fields(&self) -> syn::punctuated::Iter<'_, Field> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `req` is never read [INFO] [stdout] --> src/collection.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 60 | pub struct CollectionAttr { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 63 | pub req: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CollectionAttr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collection.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 77 | fn fields(&self) -> syn::punctuated::Iter; [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] 77 | fn fields(&self) -> syn::punctuated::Iter<'_, Field>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collection.rs:81:15 [INFO] [stdout] | [INFO] [stdout] 81 | fn fields(&self) -> syn::punctuated::Iter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 81 | fn fields(&self) -> syn::punctuated::Iter<'_, Field> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.76s [INFO] running `Command { std: "docker" "inspect" "2a597f990312f9aac942cd8d8fc6bbe1d63325d524bff7ca1710d37038a281b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a597f990312f9aac942cd8d8fc6bbe1d63325d524bff7ca1710d37038a281b3", kill_on_drop: false }` [INFO] [stdout] 2a597f990312f9aac942cd8d8fc6bbe1d63325d524bff7ca1710d37038a281b3