[INFO] cloning repository https://github.com/nerjs/ui-helpers-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nerjs/ui-helpers-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerjs%2Fui-helpers-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerjs%2Fui-helpers-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 956499e873f375ed19080c126be36ae2f0b8021f
[INFO] checking nerjs/ui-helpers-rs against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerjs%2Fui-helpers-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nerjs/ui-helpers-rs on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nerjs/ui-helpers-rs
[INFO] finished tweaking git repo https://github.com/nerjs/ui-helpers-rs
[INFO] tweaked toml for git repo https://github.com/nerjs/ui-helpers-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nerjs/ui-helpers-rs 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddb08487e3c232d21a95d51acec9ef20dae06b49fc50d211a82d0ab804dc591a
[INFO] running `Command { std: "docker" "start" "-a" "ddb08487e3c232d21a95d51acec9ef20dae06b49fc50d211a82d0ab804dc591a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddb08487e3c232d21a95d51acec9ef20dae06b49fc50d211a82d0ab804dc591a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddb08487e3c232d21a95d51acec9ef20dae06b49fc50d211a82d0ab804dc591a", kill_on_drop: false }`
[INFO] [stdout] ddb08487e3c232d21a95d51acec9ef20dae06b49fc50d211a82d0ab804dc591a
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba9948ee10d1e59e16b0eb5fc7737e7b9ed8f30d35a6969b1a40446ce9764cb2
[INFO] running `Command { std: "docker" "start" "-a" "ba9948ee10d1e59e16b0eb5fc7737e7b9ed8f30d35a6969b1a40446ce9764cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking classlist v0.1.0 (/opt/rustwide/workdir/classlist)
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking macros_core v0.1.0 (/opt/rustwide/workdir/macros_core)
[INFO] [stdout] warning: field `sym` is never read
[INFO] [stdout]   --> macros_core/src/classnames/units.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CnIdent {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 37 |     pub sym: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CnIdent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sym` is never read
[INFO] [stdout]   --> macros_core/src/classnames/units.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CnIdent {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 37 |     pub sym: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CnIdent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stdout] warning: field `sym` is never read
[INFO] [stdout]   --> macros_core/src/classnames/units.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CnIdent {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 37 |     pub sym: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CnIdent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sym` is never read
[INFO] [stdout]   --> macros_core/src/classnames/units.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct CnIdent {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 37 |     pub sym: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CnIdent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "ba9948ee10d1e59e16b0eb5fc7737e7b9ed8f30d35a6969b1a40446ce9764cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9948ee10d1e59e16b0eb5fc7737e7b9ed8f30d35a6969b1a40446ce9764cb2", kill_on_drop: false }`
[INFO] [stdout] ba9948ee10d1e59e16b0eb5fc7737e7b9ed8f30d35a6969b1a40446ce9764cb2