[INFO] fetching crate prettify 0.3.0...
[INFO] building prettify-0.3.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate prettify 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate prettify 0.3.0
[INFO] finished tweaking crates.io crate prettify 0.3.0
[INFO] tweaked toml for crates.io crate prettify 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prettify 0.3.0 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 6 packages to latest compatible versions
[INFO] [stderr]       Adding indoc v1.0.9 (available: v2.0.6)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 646946755b75fac2516c1e52f51774c1b1d4422d8f87885ee2767ef73c2d9f8a
[INFO] running `Command { std: "docker" "start" "-a" "646946755b75fac2516c1e52f51774c1b1d4422d8f87885ee2767ef73c2d9f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "646946755b75fac2516c1e52f51774c1b1d4422d8f87885ee2767ef73c2d9f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646946755b75fac2516c1e52f51774c1b1d4422d8f87885ee2767ef73c2d9f8a", kill_on_drop: false }`
[INFO] [stdout] 646946755b75fac2516c1e52f51774c1b1d4422d8f87885ee2767ef73c2d9f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 090a2758ff4ef4fa4015f7b1d310d3e567c00a1177be3aea54ef59f4746c147c
[INFO] running `Command { std: "docker" "start" "-a" "090a2758ff4ef4fa4015f7b1d310d3e567c00a1177be3aea54ef59f4746c147c", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettify v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/builders/line_suffix.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn line_suffix(str: &str) -> PrettifyDoc {
[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: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn line_suffix(str: &str) -> PrettifyDoc<'_> {
[INFO] [stdout]   |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "090a2758ff4ef4fa4015f7b1d310d3e567c00a1177be3aea54ef59f4746c147c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090a2758ff4ef4fa4015f7b1d310d3e567c00a1177be3aea54ef59f4746c147c", kill_on_drop: false }`
[INFO] [stdout] 090a2758ff4ef4fa4015f7b1d310d3e567c00a1177be3aea54ef59f4746c147c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7c4edfd1e33e26ef37c2a13efdcb5a4b603fe9df2454e9cbae18dd0391bf48ea
[INFO] running `Command { std: "docker" "start" "-a" "7c4edfd1e33e26ef37c2a13efdcb5a4b603fe9df2454e9cbae18dd0391bf48ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/builders/line_suffix.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn line_suffix(str: &str) -> PrettifyDoc {
[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: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn line_suffix(str: &str) -> PrettifyDoc<'_> {
[INFO] [stdout]   |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling prettify v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/builders/line_suffix.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn line_suffix(str: &str) -> PrettifyDoc {
[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: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn line_suffix(str: &str) -> PrettifyDoc<'_> {
[INFO] [stdout]   |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "7c4edfd1e33e26ef37c2a13efdcb5a4b603fe9df2454e9cbae18dd0391bf48ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4edfd1e33e26ef37c2a13efdcb5a4b603fe9df2454e9cbae18dd0391bf48ea", kill_on_drop: false }`
[INFO] [stdout] 7c4edfd1e33e26ef37c2a13efdcb5a4b603fe9df2454e9cbae18dd0391bf48ea