[INFO] fetching crate rust-format 0.3.4...
[INFO] building rust-format-0.3.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate rust-format 0.3.4 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rust-format 0.3.4
[INFO] finished tweaking crates.io crate rust-format 0.3.4
[INFO] tweaked toml for crates.io crate rust-format 0.3.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-format 0.3.4 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 25 packages to latest compatible versions
[INFO] [stderr]       Adding prettyplease v0.1.25 (available: v0.2.37)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] [stderr]       Adding temp-env v0.2.0 (available: v0.3.6)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded temp-env v0.2.0
[INFO] [stderr]   Downloaded prettyplease v0.1.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 40ac7d92846b203a08e8e3d69d65952ac52b8415246517982557a6391e31927e
[INFO] running `Command { std: "docker" "start" "-a" "40ac7d92846b203a08e8e3d69d65952ac52b8415246517982557a6391e31927e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40ac7d92846b203a08e8e3d69d65952ac52b8415246517982557a6391e31927e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ac7d92846b203a08e8e3d69d65952ac52b8415246517982557a6391e31927e", kill_on_drop: false }`
[INFO] [stdout] 40ac7d92846b203a08e8e3d69d65952ac52b8415246517982557a6391e31927e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 235213cf78dee782713ce35d52e3665fabfe8f62268cdccc5cf4c5a81a001497
[INFO] running `Command { std: "docker" "start" "-a" "235213cf78dee782713ce35d52e3665fabfe8f62268cdccc5cf4c5a81a001497", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-format v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn replace_markers(s: &str, _replace_doc_blocks: bool) -> Result<Cow<str>, Error> {
[INFO] [stdout]    |                                      ^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn replace_markers(s: &str, _replace_doc_blocks: bool) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]    |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "235213cf78dee782713ce35d52e3665fabfe8f62268cdccc5cf4c5a81a001497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235213cf78dee782713ce35d52e3665fabfe8f62268cdccc5cf4c5a81a001497", kill_on_drop: false }`
[INFO] [stdout] 235213cf78dee782713ce35d52e3665fabfe8f62268cdccc5cf4c5a81a001497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a4f5bb8cc700e0c2739beabb2b0fafadbbb78f806904bee74a222c2bd6a7c568
[INFO] running `Command { std: "docker" "start" "-a" "a4f5bb8cc700e0c2739beabb2b0fafadbbb78f806904bee74a222c2bd6a7c568", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn replace_markers(s: &str, _replace_doc_blocks: bool) -> Result<Cow<str>, Error> {
[INFO] [stdout]    |                                      ^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn replace_markers(s: &str, _replace_doc_blocks: bool) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]    |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling temp-env v0.2.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling rust-format v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn replace_markers(s: &str, _replace_doc_blocks: bool) -> Result<Cow<str>, Error> {
[INFO] [stdout]    |                                      ^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn replace_markers(s: &str, _replace_doc_blocks: bool) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]    |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "a4f5bb8cc700e0c2739beabb2b0fafadbbb78f806904bee74a222c2bd6a7c568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f5bb8cc700e0c2739beabb2b0fafadbbb78f806904bee74a222c2bd6a7c568", kill_on_drop: false }`
[INFO] [stdout] a4f5bb8cc700e0c2739beabb2b0fafadbbb78f806904bee74a222c2bd6a7c568
