[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 master#16b569057e4d1591b4bee05f10df34000308dedc for pr-127827
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerjs%2Fui-helpers-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nerjs/ui-helpers-rs on toolchain 16b569057e4d1591b4bee05f10df34000308dedc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "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-4-tc1/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" "+16b569057e4d1591b4bee05f10df34000308dedc" "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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9cd824bcdb04f260c7212fe7dfd974d380a6115b3d412ecb5029738a95e76bc
[INFO] running `Command { std: "docker" "start" "-a" "a9cd824bcdb04f260c7212fe7dfd974d380a6115b3d412ecb5029738a95e76bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9cd824bcdb04f260c7212fe7dfd974d380a6115b3d412ecb5029738a95e76bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9cd824bcdb04f260c7212fe7dfd974d380a6115b3d412ecb5029738a95e76bc", kill_on_drop: false }`
[INFO] [stdout] a9cd824bcdb04f260c7212fe7dfd974d380a6115b3d412ecb5029738a95e76bc
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c7bf40e03f310455e9c3669072891c50b7507defb592c700cafa3351a4950c5
[INFO] running `Command { std: "docker" "start" "-a" "0c7bf40e03f310455e9c3669072891c50b7507defb592c700cafa3351a4950c5", 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]     Checking 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 `Clone` and `Debug`, 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 `Clone` and `Debug`, 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 `Clone` and `Debug`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stdout] warning: 1 warning emitted
[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 `Clone` and `Debug`, 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "0c7bf40e03f310455e9c3669072891c50b7507defb592c700cafa3351a4950c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7bf40e03f310455e9c3669072891c50b7507defb592c700cafa3351a4950c5", kill_on_drop: false }`
[INFO] [stdout] 0c7bf40e03f310455e9c3669072891c50b7507defb592c700cafa3351a4950c5