[INFO] crate cases 0.2.3 is already in cache
[INFO] checking cases-0.2.3 against try#e60d9e09c55855f5a848fde8ad83e13131a5b241 for pr-68350
[INFO] extracting crate cases 0.2.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cases 0.2.3 on toolchain e60d9e09c55855f5a848fde8ad83e13131a5b241
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cases 0.2.3
[INFO] finished tweaking crates.io crate cases 0.2.3
[INFO] tweaked toml for crates.io crate cases 0.2.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e60d9e09c55855f5a848fde8ad83e13131a5b241" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aaec943e4932043d41b765465a634eded966fe38eb40190ee9a408c99c19f36d
[INFO] running `"docker" "start" "-a" "aaec943e4932043d41b765465a634eded966fe38eb40190ee9a408c99c19f36d"`
[INFO] [stderr]     Checking cases v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Upper`
[INFO] [stderr]    --> src/parser.rs:256:3
[INFO] [stderr]     |
[INFO] [stderr] 256 |   Upper,
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lower`
[INFO] [stderr]    --> src/parser.rs:257:3
[INFO] [stderr]     |
[INFO] [stderr] 257 |   Lower,
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "aaec943e4932043d41b765465a634eded966fe38eb40190ee9a408c99c19f36d"`
[INFO] running `"docker" "rm" "-f" "aaec943e4932043d41b765465a634eded966fe38eb40190ee9a408c99c19f36d"`
[INFO] [stdout] aaec943e4932043d41b765465a634eded966fe38eb40190ee9a408c99c19f36d