[INFO] cloning repository https://github.com/cassava/aoc17.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cassava/aoc17.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcassava%2Faoc17.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcassava%2Faoc17.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9ba0ef500b1e44302cddbaf3eb803214fe33c3d
[INFO] testing cassava/aoc17.rs against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcassava%2Faoc17.rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cassava/aoc17.rs on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cassava/aoc17.rs
[INFO] finished tweaking git repo https://github.com/cassava/aoc17.rs
[INFO] tweaked toml for git repo https://github.com/cassava/aoc17.rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/cassava/aoc17.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] [stderr]   Downloaded clap v2.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a54b0ad093a5bd9a69299687dfd2c76c475531861c520959065269e0fd307ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a54b0ad093a5bd9a69299687dfd2c76c475531861c520959065269e0fd307ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a54b0ad093a5bd9a69299687dfd2c76c475531861c520959065269e0fd307ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a54b0ad093a5bd9a69299687dfd2c76c475531861c520959065269e0fd307ae", kill_on_drop: false }`
[INFO] [stdout] 9a54b0ad093a5bd9a69299687dfd2c76c475531861c520959065269e0fd307ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ccec390835d968d98a84c43c1ca9b47011dbc3c7ec7851119db5864de22cabb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ccec390835d968d98a84c43c1ca9b47011dbc3c7ec7851119db5864de22cabb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling clap v2.28.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.3
[INFO] [stderr]    Compiling aoc v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `18_duet`
[INFO] [stdout]   --> src/bin/18_duet.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / /*!
[INFO] [stdout] 2  | | # Day 18: Duet
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | You discover a tablet containing some strange assembly code labeled simply
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | | value?
[INFO] [stdout] 68 | | */
[INFO] [stdout]    | |__^ consider adding a `main` function to `src/bin/18_duet.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/bin/07_tree.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 | /         lazy_static! {
[INFO] [stdout] 313 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 314 | |                 r"^(?P<name>[[:alpha:]]+) \((?P<weight>\d+)\)(?: -> (?P<children>(?:[[:alpha:]]+(?:, )?)+))?$"
[INFO] [stdout] 315 | |             ).unwrap();
[INFO] [stdout] 316 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0ccec390835d968d98a84c43c1ca9b47011dbc3c7ec7851119db5864de22cabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccec390835d968d98a84c43c1ca9b47011dbc3c7ec7851119db5864de22cabb", kill_on_drop: false }`
[INFO] [stdout] 0ccec390835d968d98a84c43c1ca9b47011dbc3c7ec7851119db5864de22cabb