[INFO] fetching crate earlgrey 0.4.1...
[INFO] testing earlgrey-0.4.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate earlgrey 0.4.1 into /workspace/builds/worker-6-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate earlgrey 0.4.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded error-code v3.3.1
[INFO] [stderr]   Downloaded clipboard-win v5.4.0
[INFO] [stderr]   Downloaded libc v0.2.159
[INFO] [stderr]   Downloaded rustyline v14.0.0
[INFO] [stderr]   Downloaded nix v0.28.0
[INFO] [stderr]   Downloaded lexers v0.1.4
[INFO] [stderr]   Downloaded rustix v0.38.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa7c1f5657b1ea0cc1118eb9870c10fa73c1ebfa24a05c2fd2dd7bcb40721109
[INFO] running `Command { std: "docker" "start" "-a" "fa7c1f5657b1ea0cc1118eb9870c10fa73c1ebfa24a05c2fd2dd7bcb40721109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa7c1f5657b1ea0cc1118eb9870c10fa73c1ebfa24a05c2fd2dd7bcb40721109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7c1f5657b1ea0cc1118eb9870c10fa73c1ebfa24a05c2fd2dd7bcb40721109", kill_on_drop: false }`
[INFO] [stdout] fa7c1f5657b1ea0cc1118eb9870c10fa73c1ebfa24a05c2fd2dd7bcb40721109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 639adc44b4028df88525ec078b5f35b4e39213b0d0caf05405169a82d1b94caf
[INFO] running `Command { std: "docker" "start" "-a" "639adc44b4028df88525ec078b5f35b4e39213b0d0caf05405169a82d1b94caf", 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" "639adc44b4028df88525ec078b5f35b4e39213b0d0caf05405169a82d1b94caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639adc44b4028df88525ec078b5f35b4e39213b0d0caf05405169a82d1b94caf", kill_on_drop: false }`
[INFO] [stdout] 639adc44b4028df88525ec078b5f35b4e39213b0d0caf05405169a82d1b94caf