[INFO] fetching crate serry-derive 0.1.0... [INFO] checking serry-derive-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate serry-derive 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate serry-derive 0.1.0 [INFO] finished tweaking crates.io crate serry-derive 0.1.0 [INFO] tweaked toml for crates.io crate serry-derive 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate serry-derive 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4517b8e76afaacbbf7bef9941e827c05a378591872da485af0b14e4b3e494a4e [INFO] running `Command { std: "docker" "start" "-a" "4517b8e76afaacbbf7bef9941e827c05a378591872da485af0b14e4b3e494a4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4517b8e76afaacbbf7bef9941e827c05a378591872da485af0b14e4b3e494a4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4517b8e76afaacbbf7bef9941e827c05a378591872da485af0b14e4b3e494a4e", kill_on_drop: false }` [INFO] [stdout] 4517b8e76afaacbbf7bef9941e827c05a378591872da485af0b14e4b3e494a4e [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 374f823baf280f5d61430686af7786834a6d0ed33e5ea2497aef9e582aa890f3 [INFO] running `Command { std: "docker" "start" "-a" "374f823baf280f5d61430686af7786834a6d0ed33e5ea2497aef9e582aa890f3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Checking quote v1.0.40 [INFO] [stderr] Checking syn v2.0.104 [INFO] [stderr] Checking serry-derive v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `all` is never used [INFO] [stdout] --> src/sized.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 28 | impl Predict { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 29 | fn all(v: impl ToTokens) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:51:27 [INFO] [stdout] | [INFO] [stdout] 51 | fn process_fields(fields: &Fields, field_order: FieldOrder) -> Option { [INFO] [stdout] | ^^^^^^^ this lifetime flows to the output --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 51 | fn process_fields(fields: &Fields, field_order: FieldOrder) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:302:27 [INFO] [stdout] | [INFO] [stdout] 302 | fn parse_serry_attr(attr: &Attribute, fields: SerryAttrFields) -> Result { [INFO] [stdout] | ^^^^^^^^^^ this lifetime flows to the output --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 302 | fn parse_serry_attr(attr: &Attribute, fields: SerryAttrFields) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:410:12 [INFO] [stdout] | [INFO] [stdout] 410 | attrs: &Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 411 | fields: SerryAttrFields, [INFO] [stdout] 412 | ) -> Result { [INFO] [stdout] | --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 412 | ) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `all` is never used [INFO] [stdout] --> src/sized.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 28 | impl Predict { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 29 | fn all(v: impl ToTokens) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:51:27 [INFO] [stdout] | [INFO] [stdout] 51 | fn process_fields(fields: &Fields, field_order: FieldOrder) -> Option { [INFO] [stdout] | ^^^^^^^ this lifetime flows to the output --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 51 | fn process_fields(fields: &Fields, field_order: FieldOrder) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:302:27 [INFO] [stdout] | [INFO] [stdout] 302 | fn parse_serry_attr(attr: &Attribute, fields: SerryAttrFields) -> Result { [INFO] [stdout] | ^^^^^^^^^^ this lifetime flows to the output --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 302 | fn parse_serry_attr(attr: &Attribute, fields: SerryAttrFields) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:410:12 [INFO] [stdout] | [INFO] [stdout] 410 | attrs: &Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 411 | fields: SerryAttrFields, [INFO] [stdout] 412 | ) -> Result { [INFO] [stdout] | --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 412 | ) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s [INFO] running `Command { std: "docker" "inspect" "374f823baf280f5d61430686af7786834a6d0ed33e5ea2497aef9e582aa890f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "374f823baf280f5d61430686af7786834a6d0ed33e5ea2497aef9e582aa890f3", kill_on_drop: false }` [INFO] [stdout] 374f823baf280f5d61430686af7786834a6d0ed33e5ea2497aef9e582aa890f3