[INFO] fetching crate t4rust-derive 0.3.1...
[INFO] building t4rust-derive-0.3.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate t4rust-derive 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate t4rust-derive 0.3.1
[INFO] finished tweaking crates.io crate t4rust-derive 0.3.1
[INFO] tweaked toml for crates.io crate t4rust-derive 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate t4rust-derive 0.3.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate t4rust-derive 0.3.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24c691d1d543d34fdd26745f6b9e47bd09f9be2dbe3d53b11fdeca13ffa19e2f
[INFO] running `Command { std: "docker" "start" "-a" "24c691d1d543d34fdd26745f6b9e47bd09f9be2dbe3d53b11fdeca13ffa19e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24c691d1d543d34fdd26745f6b9e47bd09f9be2dbe3d53b11fdeca13ffa19e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c691d1d543d34fdd26745f6b9e47bd09f9be2dbe3d53b11fdeca13ffa19e2f", kill_on_drop: false }`
[INFO] [stdout] 24c691d1d543d34fdd26745f6b9e47bd09f9be2dbe3d53b11fdeca13ffa19e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9386295e0fdcbbea3ce938d530a57b5ca1a7d3d9ce7db2072bb44e6e6353222e
[INFO] running `Command { std: "docker" "start" "-a" "9386295e0fdcbbea3ce938d530a57b5ca1a7d3d9ce7db2072bb44e6e6353222e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling t4rust-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:749:34
[INFO] [stdout]     |
[INFO] [stdout] 747 |     s: &'a str,
[INFO] [stdout]     |         -- the lifetime is named here
[INFO] [stdout] 748 |     t: &'a str,
[INFO] [stdout]     |         -- the lifetime is named here
[INFO] [stdout] 749 | ) -> impl Fn(&'a str) -> IResult<&str, &str>
[INFO] [stdout]     |               --                 ^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]     |               |                  |
[INFO] [stdout]     |               |                  the same lifetime is elided here
[INFO] [stdout]     |               the same 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] 749 | ) -> impl Fn(&'a str) -> IResult<&'a str, &'a str>
[INFO] [stdout]     |                                   ++       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "9386295e0fdcbbea3ce938d530a57b5ca1a7d3d9ce7db2072bb44e6e6353222e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9386295e0fdcbbea3ce938d530a57b5ca1a7d3d9ce7db2072bb44e6e6353222e", kill_on_drop: false }`
[INFO] [stdout] 9386295e0fdcbbea3ce938d530a57b5ca1a7d3d9ce7db2072bb44e6e6353222e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71f6799bdc86365dedd7823e345ea0ff6d4682d294d4c455669b72dc12a578e5
[INFO] running `Command { std: "docker" "start" "-a" "71f6799bdc86365dedd7823e345ea0ff6d4682d294d4c455669b72dc12a578e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling t4rust-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:749:34
[INFO] [stdout]     |
[INFO] [stdout] 747 |     s: &'a str,
[INFO] [stdout]     |         -- the lifetime is named here
[INFO] [stdout] 748 |     t: &'a str,
[INFO] [stdout]     |         -- the lifetime is named here
[INFO] [stdout] 749 | ) -> impl Fn(&'a str) -> IResult<&str, &str>
[INFO] [stdout]     |               --                 ^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]     |               |                  |
[INFO] [stdout]     |               |                  the same lifetime is elided here
[INFO] [stdout]     |               the same 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] 749 | ) -> impl Fn(&'a str) -> IResult<&'a str, &'a str>
[INFO] [stdout]     |                                   ++       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:749:34
[INFO] [stdout]     |
[INFO] [stdout] 747 |     s: &'a str,
[INFO] [stdout]     |         -- the lifetime is named here
[INFO] [stdout] 748 |     t: &'a str,
[INFO] [stdout]     |         -- the lifetime is named here
[INFO] [stdout] 749 | ) -> impl Fn(&'a str) -> IResult<&str, &str>
[INFO] [stdout]     |               --                 ^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]     |               |                  |
[INFO] [stdout]     |               |                  the same lifetime is elided here
[INFO] [stdout]     |               the same 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] 749 | ) -> impl Fn(&'a str) -> IResult<&'a str, &'a str>
[INFO] [stdout]     |                                   ++       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "71f6799bdc86365dedd7823e345ea0ff6d4682d294d4c455669b72dc12a578e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71f6799bdc86365dedd7823e345ea0ff6d4682d294d4c455669b72dc12a578e5", kill_on_drop: false }`
[INFO] [stdout] 71f6799bdc86365dedd7823e345ea0ff6d4682d294d4c455669b72dc12a578e5