[INFO] cloning repository jfredett/advent-2018
[INFO] running `"git" "clone" "--bare" "git://github.com/jfredett/advent-2018.git" "work/cache/sources/gh/jfredett/advent-2018"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jfredett/advent-2018'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jfredett/advent-2018" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jfredett/advent-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jfredett/advent-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jfredett/advent-2018" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jfredett/advent-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jfredett/advent-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 512d254a59b74bf6dbff8054fcf2dc54913c1ef9
[INFO] sha for GitHub repo jfredett/advent-2018: 512d254a59b74bf6dbff8054fcf2dc54913c1ef9
[INFO] validating manifest of jfredett/advent-2018 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 jfredett/advent-2018 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 jfredett/advent-2018
[INFO] finished frobbing jfredett/advent-2018
[INFO] frobbed toml for jfredett/advent-2018 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jfredett/advent-2018/Cargo.toml
[INFO] started frobbing jfredett/advent-2018
[INFO] finished frobbing jfredett/advent-2018
[INFO] frobbed toml for jfredett/advent-2018 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jfredett/advent-2018/Cargo.toml
[INFO] crate jfredett/advent-2018 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 jfredett/advent-2018 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jfredett/advent-2018:/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] 059638921e33b549f0a6f4af08b6d587b5f4a1d4f9fce5f839b8d239935b3b38
[INFO] running `"docker" "start" "-a" "059638921e33b549f0a6f4af08b6d587b5f4a1d4f9fce5f839b8d239935b3b38"`
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling aoc-runner-derive v0.1.4
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling advent-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: proc macro panicked
[INFO] [stderr]   --> src/lib.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | aoc_lib! {year = 2018}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `advent-2018`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "059638921e33b549f0a6f4af08b6d587b5f4a1d4f9fce5f839b8d239935b3b38"`
[INFO] running `"docker" "rm" "-f" "059638921e33b549f0a6f4af08b6d587b5f4a1d4f9fce5f839b8d239935b3b38"`
[INFO] [stdout] 059638921e33b549f0a6f4af08b6d587b5f4a1d4f9fce5f839b8d239935b3b38