[INFO] updating cached repository katrinasm/exlev
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/katrinasm/exlev
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/katrinasm/exlev" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/katrinasm/exlev"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/katrinasm/exlev'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/katrinasm/exlev" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/katrinasm/exlev"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/katrinasm/exlev'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b6650cf953a0d07ec55d5d5074c2517bda95601
[INFO] sha for GitHub repo katrinasm/exlev: 0b6650cf953a0d07ec55d5d5074c2517bda95601
[INFO] validating manifest of katrinasm/exlev on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of katrinasm/exlev on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing katrinasm/exlev
[INFO] finished frobbing katrinasm/exlev
[INFO] frobbed toml for katrinasm/exlev written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/katrinasm/exlev/Cargo.toml
[INFO] started frobbing katrinasm/exlev
[INFO] finished frobbing katrinasm/exlev
[INFO] frobbed toml for katrinasm/exlev written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/katrinasm/exlev/Cargo.toml
[INFO] crate katrinasm/exlev already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking katrinasm/exlev against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-3/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/katrinasm/exlev:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 178eca4332967539899f1ba6e28831dd8b4800df81c559113acaaf9ec56fb2b5
[INFO] running `"docker" "start" "-a" "178eca4332967539899f1ba6e28831dd8b4800df81c559113acaaf9ec56fb2b5"`
[INFO] [stderr]     Checking typed-arena v1.3.0
[INFO] [stderr]     Checking quick-error v1.2.0
[INFO] [stderr]     Checking sxd-document v0.2.3
[INFO] [stderr]     Checking sxd-xpath v0.4.0
[INFO] [stderr]     Checking exlev v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type alias is never used: `CResult`
[INFO] [stderr]  --> src/compression/mod.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | type CResult<V> = Result<V, CErr>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/level_table.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     set_version(rombytes, level);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `CResult`
[INFO] [stderr]  --> src/compression/mod.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | type CResult<V> = Result<V, CErr>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/level_table.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     set_version(rombytes, level);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `"docker" "inspect" "178eca4332967539899f1ba6e28831dd8b4800df81c559113acaaf9ec56fb2b5"`
[INFO] running `"docker" "rm" "-f" "178eca4332967539899f1ba6e28831dd8b4800df81c559113acaaf9ec56fb2b5"`
[INFO] [stdout] 178eca4332967539899f1ba6e28831dd8b4800df81c559113acaaf9ec56fb2b5