[INFO] crate cases 0.2.3 is already in cache
[INFO] checking cases-0.2.3 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate cases 0.2.3 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate cases 0.2.3 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "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 work/builds/worker-7/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 134b6f3f4237379e88e0fb4c1ba62aa57043576b3f957c530d1b19ec01052ff8
[INFO] running `"docker" "start" "-a" "134b6f3f4237379e88e0fb4c1ba62aa57043576b3f957c530d1b19ec01052ff8"`
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking nom v5.0.1
[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 8.51s
[INFO] running `"docker" "inspect" "134b6f3f4237379e88e0fb4c1ba62aa57043576b3f957c530d1b19ec01052ff8"`
[INFO] running `"docker" "rm" "-f" "134b6f3f4237379e88e0fb4c1ba62aa57043576b3f957c530d1b19ec01052ff8"`
[INFO] [stdout] 134b6f3f4237379e88e0fb4c1ba62aa57043576b3f957c530d1b19ec01052ff8