[INFO] updating cached repository alekratz/not-perl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alekratz/not-perl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alekratz/not-perl" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alekratz/not-perl"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alekratz/not-perl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alekratz/not-perl" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/alekratz/not-perl"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/alekratz/not-perl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a308bceec453c7c1e3f510d69c6f5ddd13c1eb5
[INFO] sha for GitHub repo alekratz/not-perl: 2a308bceec453c7c1e3f510d69c6f5ddd13c1eb5
[INFO] validating manifest of alekratz/not-perl on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alekratz/not-perl on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alekratz/not-perl
[INFO] finished frobbing alekratz/not-perl
[INFO] frobbed toml for alekratz/not-perl written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alekratz/not-perl/Cargo.toml
[INFO] started frobbing alekratz/not-perl
[INFO] finished frobbing alekratz/not-perl
[INFO] frobbed toml for alekratz/not-perl written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/alekratz/not-perl/Cargo.toml
[INFO] crate alekratz/not-perl has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing alekratz/not-perl against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alekratz/not-perl:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 8bfc48514c76cccdb45ed74f224cccf01452bc8a2d508346b6eff913c36fb7f5
[INFO] running `"docker" "start" "-a" "8bfc48514c76cccdb45ed74f224cccf01452bc8a2d508346b6eff913c36fb7f5"`
[INFO] [stderr]    Compiling enum-methods v0.0.8
[INFO] [stderr]    Compiling not-perl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             write!(stdout, " > ");
[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]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.83s
[INFO] running `"docker" "inspect" "8bfc48514c76cccdb45ed74f224cccf01452bc8a2d508346b6eff913c36fb7f5"`
[INFO] running `"docker" "rm" "-f" "8bfc48514c76cccdb45ed74f224cccf01452bc8a2d508346b6eff913c36fb7f5"`
[INFO] [stdout] 8bfc48514c76cccdb45ed74f224cccf01452bc8a2d508346b6eff913c36fb7f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alekratz/not-perl:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c9c39c3875e85afb30c6b74d49d3fe5884fa5737231ffc119b3b22ce0a3c4f99
[INFO] running `"docker" "start" "-a" "c9c39c3875e85afb30c6b74d49d3fe5884fa5737231ffc119b3b22ce0a3c4f99"`
[INFO] [stderr]    Compiling not-perl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             write!(stdout, " > ");
[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]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `"docker" "inspect" "c9c39c3875e85afb30c6b74d49d3fe5884fa5737231ffc119b3b22ce0a3c4f99"`
[INFO] running `"docker" "rm" "-f" "c9c39c3875e85afb30c6b74d49d3fe5884fa5737231ffc119b3b22ce0a3c4f99"`
[INFO] [stdout] c9c39c3875e85afb30c6b74d49d3fe5884fa5737231ffc119b3b22ce0a3c4f99
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/alekratz/not-perl:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 40c8d8dc5188efcae5282d4e7eed8e77d3bdf54f012a6e5d3b9d9deb2bd4c01f
[INFO] running `"docker" "start" "-a" "40c8d8dc5188efcae5282d4e7eed8e77d3bdf54f012a6e5d3b9d9deb2bd4c01f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/not_perl-d4ead51fe3ec1d9c
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test syntax::lexer::test::test_lexer_comment ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_numerics ... ok
[INFO] [stdout] test syntax::parser::test::test_parser_match_token ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_str_lit ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_variable ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_bareword ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_op ... ok
[INFO] [stdout] test syntax::parser::test::test_parser_expr ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_str_lit_unclosed ... ok
[INFO] [stdout] test syntax::lexer::test::test_lexer_str_lit_newline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "40c8d8dc5188efcae5282d4e7eed8e77d3bdf54f012a6e5d3b9d9deb2bd4c01f"`
[INFO] running `"docker" "rm" "-f" "40c8d8dc5188efcae5282d4e7eed8e77d3bdf54f012a6e5d3b9d9deb2bd4c01f"`
[INFO] [stdout] 40c8d8dc5188efcae5282d4e7eed8e77d3bdf54f012a6e5d3b9d9deb2bd4c01f