[INFO] cloning repository tak9-n/ruschem
[INFO] running `"git" "clone" "--bare" "git://github.com/tak9-n/ruschem.git" "work/cache/sources/gh/tak9-n/ruschem"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/tak9-n/ruschem'...
[INFO] running `"git" "clone" "work/cache/sources/gh/tak9-n/ruschem" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tak9-n/ruschem"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tak9-n/ruschem'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tak9-n/ruschem" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tak9-n/ruschem"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tak9-n/ruschem'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b5a3903f08a15f11ed32dd36cc0a063f645c60f2
[INFO] sha for GitHub repo tak9-n/ruschem: b5a3903f08a15f11ed32dd36cc0a063f645c60f2
[INFO] validating manifest of tak9-n/ruschem 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 tak9-n/ruschem 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 tak9-n/ruschem
[INFO] finished frobbing tak9-n/ruschem
[INFO] frobbed toml for tak9-n/ruschem written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tak9-n/ruschem/Cargo.toml
[INFO] started frobbing tak9-n/ruschem
[INFO] finished frobbing tak9-n/ruschem
[INFO] frobbed toml for tak9-n/ruschem written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tak9-n/ruschem/Cargo.toml
[INFO] crate tak9-n/ruschem 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 tak9-n/ruschem against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tak9-n/ruschem:/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] 32aa18e23ebab7f43563867bbb5f7b6fa54ea173d5935c3acc4594c4ce28004e
[INFO] running `"docker" "start" "-a" "32aa18e23ebab7f43563867bbb5f7b6fa54ea173d5935c3acc4594c4ce28004e"`
[INFO] [stderr]    Compiling ruschem v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: couldn't read build.rs: No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ruschem`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "32aa18e23ebab7f43563867bbb5f7b6fa54ea173d5935c3acc4594c4ce28004e"`
[INFO] running `"docker" "rm" "-f" "32aa18e23ebab7f43563867bbb5f7b6fa54ea173d5935c3acc4594c4ce28004e"`
[INFO] [stdout] 32aa18e23ebab7f43563867bbb5f7b6fa54ea173d5935c3acc4594c4ce28004e