[INFO] fetching crate tlua-derive 1.0.1...
[INFO] checking tlua-derive-1.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate tlua-derive 1.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate tlua-derive 1.0.1
[INFO] finished tweaking crates.io crate tlua-derive 1.0.1
[INFO] tweaked toml for crates.io crate tlua-derive 1.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tlua-derive 1.0.1 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] crate crates.io crate tlua-derive 1.0.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b2fbf2e9c06f429eb35c8687d7de214f3166450aae69bd02acb3e65d3d0eb4b6
[INFO] running `Command { std: "docker" "start" "-a" "b2fbf2e9c06f429eb35c8687d7de214f3166450aae69bd02acb3e65d3d0eb4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2fbf2e9c06f429eb35c8687d7de214f3166450aae69bd02acb3e65d3d0eb4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fbf2e9c06f429eb35c8687d7de214f3166450aae69bd02acb3e65d3d0eb4b6", kill_on_drop: false }`
[INFO] [stdout] b2fbf2e9c06f429eb35c8687d7de214f3166450aae69bd02acb3e65d3d0eb4b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 78ec1ba5799e811bef5f9755caeb1816ff674909f05420482c3d3eaf62cd3f78
[INFO] running `Command { std: "docker" "start" "-a" "78ec1ba5799e811bef5f9755caeb1816ff674909f05420482c3d3eaf62cd3f78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking tlua-derive v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:853:15
[INFO] [stdout]     |
[INFO] [stdout] 853 |     generics: &syn::Generics,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] 854 | ) -> (
[INFO] [stdout] 855 |     Vec<&syn::LifetimeDef>,
[INFO] [stdout]     |         ----------------- the lifetimes get resolved as `'_`
[INFO] [stdout] 856 |     Vec<ImplTypeParam>,
[INFO] [stdout]     |         ------------- the lifetimes get resolved as `'_`
[INFO] [stdout] 857 |     Vec<ImplConstParam>,
[INFO] [stdout]     |         -------------- the lifetimes get 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] 856 ~     Vec<ImplTypeParam<'_>>,
[INFO] [stdout] 857 ~     Vec<ImplConstParam<'_>>,
[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:853:15
[INFO] [stdout]     |
[INFO] [stdout] 853 |     generics: &syn::Generics,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] 854 | ) -> (
[INFO] [stdout] 855 |     Vec<&syn::LifetimeDef>,
[INFO] [stdout]     |         ----------------- the lifetimes get resolved as `'_`
[INFO] [stdout] 856 |     Vec<ImplTypeParam>,
[INFO] [stdout]     |         ------------- the lifetimes get resolved as `'_`
[INFO] [stdout] 857 |     Vec<ImplConstParam>,
[INFO] [stdout]     |         -------------- the lifetimes get 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] 856 ~     Vec<ImplTypeParam<'_>>,
[INFO] [stdout] 857 ~     Vec<ImplConstParam<'_>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "78ec1ba5799e811bef5f9755caeb1816ff674909f05420482c3d3eaf62cd3f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ec1ba5799e811bef5f9755caeb1816ff674909f05420482c3d3eaf62cd3f78", kill_on_drop: false }`
[INFO] [stdout] 78ec1ba5799e811bef5f9755caeb1816ff674909f05420482c3d3eaf62cd3f78