[INFO] cloning repository https://github.com/bfollek/advent2018rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bfollek/advent2018rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbfollek%2Fadvent2018rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbfollek%2Fadvent2018rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 737848d94b57ea662b0641f001519fbb27cc3912
[INFO] testing bfollek/advent2018rust against beta-2021-11-30 for beta-1.58-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbfollek%2Fadvent2018rust" "/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/bfollek/advent2018rust on toolchain beta-2021-11-30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-11-30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bfollek/advent2018rust
[INFO] finished tweaking git repo https://github.com/bfollek/advent2018rust
[INFO] tweaked toml for git repo https://github.com/bfollek/advent2018rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/bfollek/advent2018rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-11-30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-11-30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 616c48b325f0f5849f8c542bf5862ba87dca6b9ee0fbe881b3cff8db5dba6b38
[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" "616c48b325f0f5849f8c542bf5862ba87dca6b9ee0fbe881b3cff8db5dba6b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "616c48b325f0f5849f8c542bf5862ba87dca6b9ee0fbe881b3cff8db5dba6b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616c48b325f0f5849f8c542bf5862ba87dca6b9ee0fbe881b3cff8db5dba6b38", kill_on_drop: false }`
[INFO] [stdout] 616c48b325f0f5849f8c542bf5862ba87dca6b9ee0fbe881b3cff8db5dba6b38
[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=warn" "-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" "+beta-2021-11-30" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e6f441b9782a6b95d609e5f6d8a7c3e12e06673cf385e1c2b2a389192a2f4df
[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" "3e6f441b9782a6b95d609e5f6d8a7c3e12e06673cf385e1c2b2a389192a2f4df", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent2018rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed for `&T`
[INFO] [stdout]   --> src/day_01/mod.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |   let res = v.iter().fold(0, |sum, i| sum + i);
[INFO] [stdout]    |                                    ^ consider giving this closure parameter the explicit type `&T`, where the type parameter `T` is specified
[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 E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent2018rust` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3e6f441b9782a6b95d609e5f6d8a7c3e12e06673cf385e1c2b2a389192a2f4df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e6f441b9782a6b95d609e5f6d8a7c3e12e06673cf385e1c2b2a389192a2f4df", kill_on_drop: false }`
[INFO] [stdout] 3e6f441b9782a6b95d609e5f6d8a7c3e12e06673cf385e1c2b2a389192a2f4df