[INFO] cloning repository serprex/earleyplay
[INFO] running `"git" "clone" "--bare" "git://github.com/serprex/earleyplay.git" "work/cache/sources/gh/serprex/earleyplay"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/serprex/earleyplay'...
[INFO] running `"git" "clone" "work/cache/sources/gh/serprex/earleyplay" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/serprex/earleyplay"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/serprex/earleyplay'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/serprex/earleyplay" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/serprex/earleyplay"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/serprex/earleyplay'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb1aec9cd00f1378a02768d8b2ba3575ba5b4bfa
[INFO] sha for GitHub repo serprex/earleyplay: bb1aec9cd00f1378a02768d8b2ba3575ba5b4bfa
[INFO] validating manifest of serprex/earleyplay on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serprex/earleyplay on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serprex/earleyplay
[INFO] finished frobbing serprex/earleyplay
[INFO] frobbed toml for serprex/earleyplay written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/serprex/earleyplay/Cargo.toml
[INFO] started frobbing serprex/earleyplay
[INFO] finished frobbing serprex/earleyplay
[INFO] frobbed toml for serprex/earleyplay written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/serprex/earleyplay/Cargo.toml
[INFO] crate serprex/earleyplay already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serprex/earleyplay against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/serprex/earleyplay:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 35a1aa3badcb9dc39c55cab0416e1a71bc291816c3262b12e665ee279ab23c1d
[INFO] running `"docker" "start" "-a" "35a1aa3badcb9dc39c55cab0416e1a71bc291816c3262b12e665ee279ab23c1d"`
[INFO] [stderr]    Compiling earleyplay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:195:29
[INFO] [stderr]     |
[INFO] [stderr] 195 |                         let mut stateset = &mut statesets[i];
[INFO] [stderr]     |                             ----^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "35a1aa3badcb9dc39c55cab0416e1a71bc291816c3262b12e665ee279ab23c1d"`
[INFO] running `"docker" "rm" "-f" "35a1aa3badcb9dc39c55cab0416e1a71bc291816c3262b12e665ee279ab23c1d"`
[INFO] [stdout] 35a1aa3badcb9dc39c55cab0416e1a71bc291816c3262b12e665ee279ab23c1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/serprex/earleyplay:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 570b7ae40af2372f3305fec3f9a2ad18ca1be5cba5e083afa940c62eed369485
[INFO] running `"docker" "start" "-a" "570b7ae40af2372f3305fec3f9a2ad18ca1be5cba5e083afa940c62eed369485"`
[INFO] [stderr]    Compiling earleyplay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:195:29
[INFO] [stderr]     |
[INFO] [stderr] 195 |                         let mut stateset = &mut statesets[i];
[INFO] [stderr]     |                             ----^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "570b7ae40af2372f3305fec3f9a2ad18ca1be5cba5e083afa940c62eed369485"`
[INFO] running `"docker" "rm" "-f" "570b7ae40af2372f3305fec3f9a2ad18ca1be5cba5e083afa940c62eed369485"`
[INFO] [stdout] 570b7ae40af2372f3305fec3f9a2ad18ca1be5cba5e083afa940c62eed369485
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/serprex/earleyplay:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] a809293187cd657ba6585bcfac2b6f5e514e4850609261b477dc3264deb3a7f2
[INFO] running `"docker" "start" "-a" "a809293187cd657ba6585bcfac2b6f5e514e4850609261b477dc3264deb3a7f2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/earleyplay-0f8b6734df4b6428
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests earleyplay
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a809293187cd657ba6585bcfac2b6f5e514e4850609261b477dc3264deb3a7f2"`
[INFO] running `"docker" "rm" "-f" "a809293187cd657ba6585bcfac2b6f5e514e4850609261b477dc3264deb3a7f2"`
[INFO] [stdout] a809293187cd657ba6585bcfac2b6f5e514e4850609261b477dc3264deb3a7f2