[INFO] fetching crate brocproc 0.0.8...
[INFO] checking brocproc-0.0.8 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate brocproc 0.0.8 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate brocproc 0.0.8
[INFO] finished tweaking crates.io crate brocproc 0.0.8
[INFO] tweaked toml for crates.io crate brocproc 0.0.8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate brocproc 0.0.8 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c707ec31fee58574b5a5f37f2d0f6db52d7acde1c11016c6ed9143d657f3370
[INFO] running `Command { std: "docker" "start" "-a" "6c707ec31fee58574b5a5f37f2d0f6db52d7acde1c11016c6ed9143d657f3370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c707ec31fee58574b5a5f37f2d0f6db52d7acde1c11016c6ed9143d657f3370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c707ec31fee58574b5a5f37f2d0f6db52d7acde1c11016c6ed9143d657f3370", kill_on_drop: false }`
[INFO] [stdout] 6c707ec31fee58574b5a5f37f2d0f6db52d7acde1c11016c6ed9143d657f3370
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3dff557c6f86eeca036eb1808dbf83ab9112fd488b589637f63c74038319ffc
[INFO] running `Command { std: "docker" "start" "-a" "e3dff557c6f86eeca036eb1808dbf83ab9112fd488b589637f63c74038319ffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking broccolor v0.0.4
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]     Checking brocproc v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]   --> src/xformat.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]   --> src/xformat.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vl`
[INFO] [stdout]   --> src/xformat.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                    ^^ help: if this is intentional, prefix it with an underscore: `_vl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vh`
[INFO] [stdout]   --> src/xformat.rs:74:40
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                        ^^ help: if this is intentional, prefix it with an underscore: `_vh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hu`
[INFO] [stdout]   --> src/xformat.rs:74:44
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                            ^^ help: if this is intentional, prefix it with an underscore: `_hu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hd`
[INFO] [stdout]   --> src/xformat.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                                ^^ help: if this is intentional, prefix it with an underscore: `_hd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]   --> src/xformat.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     let root = if i == 0 {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Simple`, `Indent`, and `Line` are never constructed
[INFO] [stdout]    --> src/xformat.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub enum TreeStyle {
[INFO] [stdout]     |          --------- variants in this enum
[INFO] [stdout] 171 |     Simple,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 172 |     Indent,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 173 |     Thick,
[INFO] [stdout] 174 |     Line,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]   --> src/xformat.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `br`
[INFO] [stdout]   --> src/xformat.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_br`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vl`
[INFO] [stdout]   --> src/xformat.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                    ^^ help: if this is intentional, prefix it with an underscore: `_vl`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vh`
[INFO] [stdout]   --> src/xformat.rs:74:40
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                        ^^ help: if this is intentional, prefix it with an underscore: `_vh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hu`
[INFO] [stdout]   --> src/xformat.rs:74:44
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                            ^^ help: if this is intentional, prefix it with an underscore: `_hu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hd`
[INFO] [stdout]   --> src/xformat.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (tl, tr, bl, br, v, h, vr, vl, vh, hu, hd, branches) =
[INFO] [stdout]    |                                                ^^ help: if this is intentional, prefix it with an underscore: `_hd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]   --> src/xformat.rs:97:25
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     let root = if i == 0 {
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Simple`, `Indent`, and `Line` are never constructed
[INFO] [stdout]    --> src/xformat.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub enum TreeStyle {
[INFO] [stdout]     |          --------- variants in this enum
[INFO] [stdout] 171 |     Simple,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 172 |     Indent,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 173 |     Thick,
[INFO] [stdout] 174 |     Line,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "e3dff557c6f86eeca036eb1808dbf83ab9112fd488b589637f63c74038319ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3dff557c6f86eeca036eb1808dbf83ab9112fd488b589637f63c74038319ffc", kill_on_drop: false }`
[INFO] [stdout] e3dff557c6f86eeca036eb1808dbf83ab9112fd488b589637f63c74038319ffc
