[INFO] updating cached repository shnarazk/splr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shnarazk/splr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shnarazk/splr" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/shnarazk/splr"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/shnarazk/splr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shnarazk/splr" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/shnarazk/splr"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/shnarazk/splr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dc2f47097b7748a323caad8ca472d14146fa8af9
[INFO] sha for GitHub repo shnarazk/splr: dc2f47097b7748a323caad8ca472d14146fa8af9
[INFO] validating manifest of shnarazk/splr on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shnarazk/splr on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shnarazk/splr
[INFO] finished frobbing shnarazk/splr
[INFO] frobbed toml for shnarazk/splr written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/shnarazk/splr/Cargo.toml
[INFO] started frobbing shnarazk/splr
[INFO] finished frobbing shnarazk/splr
[INFO] frobbed toml for shnarazk/splr written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/shnarazk/splr/Cargo.toml
[INFO] crate shnarazk/splr has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking shnarazk/splr against try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-1/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/shnarazk/splr:/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" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1aba28ad6b9239bed9656ed2eb1eb7a9107f7da13f76cdbb76473cf9ebaf176
[INFO] running `"docker" "start" "-a" "f1aba28ad6b9239bed9656ed2eb1eb7a9107f7da13f76cdbb76473cf9ebaf176"`
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking splr v0.0.11 (/opt/crater/workdir)
[INFO] [stderr] error: only functions may be used as tests
[INFO] [stderr]   --> src/eliminator.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::fmt;
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: only functions may be used as tests
[INFO] [stderr]    --> src/eliminator.rs:108:1
[INFO] [stderr]     |
[INFO] [stderr] 108 | / impl fmt::Display for Eliminator {
[INFO] [stderr] 109 | |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stderr] 110 | |         write!(
[INFO] [stderr] 111 | |             f,
[INFO] [stderr] ...   |
[INFO] [stderr] 115 | |     }
[INFO] [stderr] 116 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `splr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f1aba28ad6b9239bed9656ed2eb1eb7a9107f7da13f76cdbb76473cf9ebaf176"`
[INFO] running `"docker" "rm" "-f" "f1aba28ad6b9239bed9656ed2eb1eb7a9107f7da13f76cdbb76473cf9ebaf176"`
[INFO] [stdout] f1aba28ad6b9239bed9656ed2eb1eb7a9107f7da13f76cdbb76473cf9ebaf176