[INFO] fetching crate subject-derive 0.0.29...
[INFO] building subject-derive-0.0.29 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate subject-derive 0.0.29 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate subject-derive 0.0.29
[INFO] finished tweaking crates.io crate subject-derive 0.0.29
[INFO] tweaked toml for crates.io crate subject-derive 0.0.29 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate subject-derive 0.0.29 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate subject-derive 0.0.29 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69b4e8c903d85ecf536cdc3486caeee851c53bc1bb2b8f35cd9280dd435cd3bb
[INFO] running `Command { std: "docker" "start" "-a" "69b4e8c903d85ecf536cdc3486caeee851c53bc1bb2b8f35cd9280dd435cd3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69b4e8c903d85ecf536cdc3486caeee851c53bc1bb2b8f35cd9280dd435cd3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b4e8c903d85ecf536cdc3486caeee851c53bc1bb2b8f35cd9280dd435cd3bb", kill_on_drop: false }`
[INFO] [stdout] 69b4e8c903d85ecf536cdc3486caeee851c53bc1bb2b8f35cd9280dd435cd3bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52098f879e97d2cc9e8ab35cac13a0ceeaac7f80ebfb9e39c50ab7591b49aa67
[INFO] running `Command { std: "docker" "start" "-a" "52098f879e97d2cc9e8ab35cac13a0ceeaac7f80ebfb9e39c50ab7591b49aa67", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling subject-derive v0.0.29 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fields.rs:173:34
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn names_from_fields(fields: &Punctuated<Field, Comma>) -> Vec<FieldInfo> {
[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] 173 | pub fn names_from_fields(fields: &Punctuated<Field, Comma>) -> Vec<FieldInfo<'_>> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.26s
[INFO] running `Command { std: "docker" "inspect" "52098f879e97d2cc9e8ab35cac13a0ceeaac7f80ebfb9e39c50ab7591b49aa67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52098f879e97d2cc9e8ab35cac13a0ceeaac7f80ebfb9e39c50ab7591b49aa67", kill_on_drop: false }`
[INFO] [stdout] 52098f879e97d2cc9e8ab35cac13a0ceeaac7f80ebfb9e39c50ab7591b49aa67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e63eda50da7ed141c9e31744b413ea982c5027954ac4a3269a29c7592f85186a
[INFO] running `Command { std: "docker" "start" "-a" "e63eda50da7ed141c9e31744b413ea982c5027954ac4a3269a29c7592f85186a", kill_on_drop: false }`
[INFO] [stderr]    Compiling subject-derive v0.0.29 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fields.rs:173:34
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn names_from_fields(fields: &Punctuated<Field, Comma>) -> Vec<FieldInfo> {
[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] 173 | pub fn names_from_fields(fields: &Punctuated<Field, Comma>) -> Vec<FieldInfo<'_>> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fields.rs:173:34
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn names_from_fields(fields: &Punctuated<Field, Comma>) -> Vec<FieldInfo> {
[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] 173 | pub fn names_from_fields(fields: &Punctuated<Field, Comma>) -> Vec<FieldInfo<'_>> {
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "e63eda50da7ed141c9e31744b413ea982c5027954ac4a3269a29c7592f85186a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63eda50da7ed141c9e31744b413ea982c5027954ac4a3269a29c7592f85186a", kill_on_drop: false }`
[INFO] [stdout] e63eda50da7ed141c9e31744b413ea982c5027954ac4a3269a29c7592f85186a