[INFO] updating cached repository https://github.com/MainShayne233/elixir-parser
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f572d3a82be0587ec43e38c3c4081ddcf8f93c67
[INFO] testing MainShayne233/elixir-parser against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMainShayne233%2Felixir-parser" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MainShayne233/elixir-parser on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MainShayne233/elixir-parser
[INFO] finished tweaking git repo https://github.com/MainShayne233/elixir-parser
[INFO] tweaked toml for git repo https://github.com/MainShayne233/elixir-parser written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/MainShayne233/elixir-parser already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 054e8f0039cef764d1e2ef7bb87e7d2006435578e1b25b72f423857253eab56a
[INFO] running `"docker" "start" "-a" "054e8f0039cef764d1e2ef7bb87e7d2006435578e1b25b72f423857253eab56a"`
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling lalrpop-util v0.17.1
[INFO] [stderr]    Compiling ena v0.13.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.17.1
[INFO] [stderr]    Compiling elixir-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Expr`, `Meta`
[INFO] [stderr]  --> src/main.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::ast::{Expr, Meta};
[INFO] [stderr]   |                  ^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `elixir_parser`
[INFO] [stderr]    --> src/main.rs:1:1
[INFO] [stderr]     |
[INFO] [stderr] 1   | / #[macro_use]
[INFO] [stderr] 2   | | extern crate lalrpop_util;
[INFO] [stderr] 3   | | use crate::ast::{Expr, Meta};
[INFO] [stderr] 4   | |
[INFO] [stderr] ...   |
[INFO] [stderr] 222 | |     );
[INFO] [stderr] 223 | | }
[INFO] [stderr]     | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `elixir-parser`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "054e8f0039cef764d1e2ef7bb87e7d2006435578e1b25b72f423857253eab56a"`
[INFO] running `"docker" "rm" "-f" "054e8f0039cef764d1e2ef7bb87e7d2006435578e1b25b72f423857253eab56a"`
[INFO] [stdout] 054e8f0039cef764d1e2ef7bb87e7d2006435578e1b25b72f423857253eab56a