[INFO] cloning repository https://github.com/c-okelly/advent_of_code_2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c-okelly/advent_of_code_2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-okelly%2Fadvent_of_code_2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-okelly%2Fadvent_of_code_2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3985f790daf8c6b296fd29a508c27b3ae5b7fb7c
[INFO] testing c-okelly/advent_of_code_2017 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-okelly%2Fadvent_of_code_2017" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c-okelly/advent_of_code_2017 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c-okelly/advent_of_code_2017
[INFO] finished tweaking git repo https://github.com/c-okelly/advent_of_code_2017
[INFO] tweaked toml for git repo https://github.com/c-okelly/advent_of_code_2017 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/c-okelly/advent_of_code_2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6b43e988a75422934393a3a85099ad062bba94c49c6bf7656c8ae3f7d4d7297
[INFO] running `Command { std: "docker" "start" "-a" "c6b43e988a75422934393a3a85099ad062bba94c49c6bf7656c8ae3f7d4d7297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6b43e988a75422934393a3a85099ad062bba94c49c6bf7656c8ae3f7d4d7297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b43e988a75422934393a3a85099ad062bba94c49c6bf7656c8ae3f7d4d7297", kill_on_drop: false }`
[INFO] [stdout] c6b43e988a75422934393a3a85099ad062bba94c49c6bf7656c8ae3f7d4d7297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ecc729aedfc4c85f7d1c9e5343330cce560870426897c6c9f5ba13a337fe8de4
[INFO] running `Command { std: "docker" "start" "-a" "ecc729aedfc4c85f7d1c9e5343330cce560870426897c6c9f5ba13a337fe8de4", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `split` in this scope
[INFO] [stdout]   --> src/day01.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let splitString = split.collect::<Vec<&buffer>>();
[INFO] [stdout]    |                       ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0573]: expected type, found local variable `buffer`
[INFO] [stdout]   --> src/day01.rs:13:44
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let splitString = split.collect::<Vec<&buffer>>();
[INFO] [stdout]    |                                            ^^^^^^ not a type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Split`
[INFO] [stdout]  --> src/day01.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use std::str::Split;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0573.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2017` due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ecc729aedfc4c85f7d1c9e5343330cce560870426897c6c9f5ba13a337fe8de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc729aedfc4c85f7d1c9e5343330cce560870426897c6c9f5ba13a337fe8de4", kill_on_drop: false }`
[INFO] [stdout] ecc729aedfc4c85f7d1c9e5343330cce560870426897c6c9f5ba13a337fe8de4