[INFO] cloning repository https://github.com/arzg/gamut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arzg/gamut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fgamut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fgamut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d5a3490340a5d3dc9f86cba620651d41296b3b0
[INFO] checking arzg/gamut against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farzg%2Fgamut" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arzg/gamut on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arzg/gamut
[INFO] finished tweaking git repo https://github.com/arzg/gamut
[INFO] tweaked toml for git repo https://github.com/arzg/gamut written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/arzg/gamut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57876be00776261fa95ca025a041cab81489f5f12f06eb4c25d512fd250a035b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57876be00776261fa95ca025a041cab81489f5f12f06eb4c25d512fd250a035b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57876be00776261fa95ca025a041cab81489f5f12f06eb4c25d512fd250a035b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57876be00776261fa95ca025a041cab81489f5f12f06eb4c25d512fd250a035b", kill_on_drop: false }`
[INFO] [stdout] 57876be00776261fa95ca025a041cab81489f5f12f06eb4c25d512fd250a035b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1108072121c31da5529240e04aefbebfaa488e16f5aa684fae3394328b350e4d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1108072121c31da5529240e04aefbebfaa488e16f5aa684fae3394328b350e4d", kill_on_drop: false }`
[INFO] [stderr]     Checking mottle v0.1.2
[INFO] [stderr]     Checking gamut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mottle::theme::Scope::*`
[INFO] [stdout]  --> src/imp.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mottle::theme::Scope::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]  --> src/imp.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn workspace_colors(builder: &mut ThemeBuilder) {}
[INFO] [stdout]   |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]   --> src/imp.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn syntax_highlighting(builder: &mut ThemeBuilder) {}
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mottle::theme::Scope::*`
[INFO] [stdout]  --> src/imp.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mottle::theme::Scope::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]  --> src/imp.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn workspace_colors(builder: &mut ThemeBuilder) {}
[INFO] [stdout]   |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `builder`
[INFO] [stdout]   --> src/imp.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn syntax_highlighting(builder: &mut ThemeBuilder) {}
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "1108072121c31da5529240e04aefbebfaa488e16f5aa684fae3394328b350e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1108072121c31da5529240e04aefbebfaa488e16f5aa684fae3394328b350e4d", kill_on_drop: false }`
[INFO] [stdout] 1108072121c31da5529240e04aefbebfaa488e16f5aa684fae3394328b350e4d