[INFO] fetching crate earlgrey 0.4.1...
[INFO] testing earlgrey-0.4.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate earlgrey 0.4.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate earlgrey 0.4.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate earlgrey 0.4.1
[INFO] tweaked toml for crates.io crate earlgrey 0.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate earlgrey 0.4.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate earlgrey 0.4.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea294ca26846d77dc2d34671a7d49b1efae475ae2b1272e72e359d74fb22a4b2
[INFO] running `Command { std: "docker" "start" "-a" "ea294ca26846d77dc2d34671a7d49b1efae475ae2b1272e72e359d74fb22a4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea294ca26846d77dc2d34671a7d49b1efae475ae2b1272e72e359d74fb22a4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea294ca26846d77dc2d34671a7d49b1efae475ae2b1272e72e359d74fb22a4b2", kill_on_drop: false }`
[INFO] [stdout] ea294ca26846d77dc2d34671a7d49b1efae475ae2b1272e72e359d74fb22a4b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e369bcd1b4a9469e6653ddf3c13bfb8405e7da660a242c884ae7924c5e74ed7e
[INFO] running `Command { std: "docker" "start" "-a" "e369bcd1b4a9469e6653ddf3c13bfb8405e7da660a242c884ae7924c5e74ed7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling earlgrey v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/earley/spans.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn sources(&self) -> cell::Ref<Vec<SpanSource>> {
[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: the lint level is defined here
[INFO] [stdout]    --> src/earley/spans.rs:1:9
[INFO] [stdout]     |
[INFO] [stdout]   1 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn sources(&self) -> cell::Ref<'_, Vec<SpanSource>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `earlgrey` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e369bcd1b4a9469e6653ddf3c13bfb8405e7da660a242c884ae7924c5e74ed7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e369bcd1b4a9469e6653ddf3c13bfb8405e7da660a242c884ae7924c5e74ed7e", kill_on_drop: false }`
[INFO] [stdout] e369bcd1b4a9469e6653ddf3c13bfb8405e7da660a242c884ae7924c5e74ed7e