[INFO] fetching crate erebus 0.1.8...
[INFO] checking erebus-0.1.8 against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] extracting crate erebus 0.1.8 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate erebus 0.1.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate erebus 0.1.8
[INFO] tweaked toml for crates.io crate erebus 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate erebus 0.1.8 on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate erebus 0.1.8 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a5b0a6a84dbceaf4ad211b46dcdf4e051a2e48f42f564b7e2f122c6ba6e7349
[INFO] running `Command { std: "docker" "start" "-a" "5a5b0a6a84dbceaf4ad211b46dcdf4e051a2e48f42f564b7e2f122c6ba6e7349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a5b0a6a84dbceaf4ad211b46dcdf4e051a2e48f42f564b7e2f122c6ba6e7349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5b0a6a84dbceaf4ad211b46dcdf4e051a2e48f42f564b7e2f122c6ba6e7349", kill_on_drop: false }`
[INFO] [stdout] 5a5b0a6a84dbceaf4ad211b46dcdf4e051a2e48f42f564b7e2f122c6ba6e7349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ac35d879f883319208809662f596be19a56a855411303a1fe5584d55f4389d0
[INFO] running `Command { std: "docker" "start" "-a" "2ac35d879f883319208809662f596be19a56a855411303a1fe5584d55f4389d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking erebus v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/render/label.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         assert!((start == end), "Multi-line labels are not supported.");
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -         assert!((start == end), "Multi-line labels are not supported.");
[INFO] [stdout] 131 +         assert!( start == end, "Multi-line labels are not supported.");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking console v0.15.10
[INFO] [stderr]    Compiling pin-project-internal v1.1.9
[INFO] [stderr]     Checking pin-project v1.1.9
[INFO] [stderr]     Checking insta v1.42.1
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]    --> src/render/label.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         assert!((start == end), "Multi-line labels are not supported.");
[INFO] [stdout]     |                 ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -         assert!((start == end), "Multi-line labels are not supported.");
[INFO] [stdout] 131 +         assert!( start == end, "Multi-line labels are not supported.");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "2ac35d879f883319208809662f596be19a56a855411303a1fe5584d55f4389d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac35d879f883319208809662f596be19a56a855411303a1fe5584d55f4389d0", kill_on_drop: false }`
[INFO] [stdout] 2ac35d879f883319208809662f596be19a56a855411303a1fe5584d55f4389d0