[INFO] fetching crate target_handler 0.1.1...
[INFO] building target_handler-0.1.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate target_handler 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate target_handler 0.1.1
[INFO] finished tweaking crates.io crate target_handler 0.1.1
[INFO] tweaked toml for crates.io crate target_handler 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate target_handler 0.1.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.21.3)
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29c46b1c8aff5ad7749fbac0ffd9408979ee4795745d994aa4d2de810d6160e2
[INFO] running `Command { std: "docker" "start" "-a" "29c46b1c8aff5ad7749fbac0ffd9408979ee4795745d994aa4d2de810d6160e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29c46b1c8aff5ad7749fbac0ffd9408979ee4795745d994aa4d2de810d6160e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29c46b1c8aff5ad7749fbac0ffd9408979ee4795745d994aa4d2de810d6160e2", kill_on_drop: false }`
[INFO] [stdout] 29c46b1c8aff5ad7749fbac0ffd9408979ee4795745d994aa4d2de810d6160e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbafb1e6d485598200d1b2657de3483fda8d7876b43245e1fd02db2ed32c3764
[INFO] running `Command { std: "docker" "start" "-a" "fbafb1e6d485598200d1b2657de3483fda8d7876b43245e1fd02db2ed32c3764", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling target_handler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:81:82
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn get_idents_of_named_fields<'a>(fields: &'a FieldsNamed) -> impl Iterator<Item=&Ident> + 'a {
[INFO] [stdout]    |                                            --                                    ^^^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                                            |                                     |
[INFO] [stdout]    |                                            the lifetime is named here            the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn get_idents_of_named_fields<'a>(fields: &'a FieldsNamed) -> impl Iterator<Item=&'a Ident> + 'a {
[INFO] [stdout]    |                                                                                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "fbafb1e6d485598200d1b2657de3483fda8d7876b43245e1fd02db2ed32c3764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbafb1e6d485598200d1b2657de3483fda8d7876b43245e1fd02db2ed32c3764", kill_on_drop: false }`
[INFO] [stdout] fbafb1e6d485598200d1b2657de3483fda8d7876b43245e1fd02db2ed32c3764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beb5541e1d59a199cd805b78a82b940076030eb1d6a1f7f247e8d0025aa75fed
[INFO] running `Command { std: "docker" "start" "-a" "beb5541e1d59a199cd805b78a82b940076030eb1d6a1f7f247e8d0025aa75fed", kill_on_drop: false }`
[INFO] [stderr]    Compiling target_handler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:81:82
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn get_idents_of_named_fields<'a>(fields: &'a FieldsNamed) -> impl Iterator<Item=&Ident> + 'a {
[INFO] [stdout]    |                                            --                                    ^^^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                                            |                                     |
[INFO] [stdout]    |                                            the lifetime is named here            the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn get_idents_of_named_fields<'a>(fields: &'a FieldsNamed) -> impl Iterator<Item=&'a Ident> + 'a {
[INFO] [stdout]    |                                                                                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:81:82
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn get_idents_of_named_fields<'a>(fields: &'a FieldsNamed) -> impl Iterator<Item=&Ident> + 'a {
[INFO] [stdout]    |                                            --                                    ^^^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                                            |                                     |
[INFO] [stdout]    |                                            the lifetime is named here            the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn get_idents_of_named_fields<'a>(fields: &'a FieldsNamed) -> impl Iterator<Item=&'a Ident> + 'a {
[INFO] [stdout]    |                                                                                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "beb5541e1d59a199cd805b78a82b940076030eb1d6a1f7f247e8d0025aa75fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb5541e1d59a199cd805b78a82b940076030eb1d6a1f7f247e8d0025aa75fed", kill_on_drop: false }`
[INFO] [stdout] beb5541e1d59a199cd805b78a82b940076030eb1d6a1f7f247e8d0025aa75fed