[INFO] cloning repository https://github.com/Tarkin25/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tarkin25/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarkin25%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarkin25%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c573c88ce2dc2d3fc11352c1eeb5d55d96969d9
[INFO] testing Tarkin25/advent-of-code-2021 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTarkin25%2Fadvent-of-code-2021" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tarkin25/advent-of-code-2021 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tarkin25/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/Tarkin25/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/Tarkin25/advent-of-code-2021 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/Tarkin25/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.18
[INFO] [stderr]   Downloaded futures-task v0.3.18
[INFO] [stderr]   Downloaded futures-util v0.3.18
[INFO] [stderr]   Downloaded hyper v0.14.15
[INFO] [stderr]   Downloaded futures-channel v0.3.18
[INFO] [stderr]   Downloaded reqwest v0.11.7
[INFO] [stderr]   Downloaded openssl-sys v0.9.71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49e20d82e490f55a489a75a38d5e55fb9e75c594a0a56f71f5ae24683a0cefe8
[INFO] running `Command { std: "docker" "start" "-a" "49e20d82e490f55a489a75a38d5e55fb9e75c594a0a56f71f5ae24683a0cefe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49e20d82e490f55a489a75a38d5e55fb9e75c594a0a56f71f5ae24683a0cefe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e20d82e490f55a489a75a38d5e55fb9e75c594a0a56f71f5ae24683a0cefe8", kill_on_drop: false }`
[INFO] [stdout] 49e20d82e490f55a489a75a38d5e55fb9e75c594a0a56f71f5ae24683a0cefe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41669e02831ea0ea4499dfe47693485e3b8a4d6ee8c24f2ac577a3e0f0929441
[INFO] running `Command { std: "docker" "start" "-a" "41669e02831ea0ea4499dfe47693485e3b8a4d6ee8c24f2ac577a3e0f0929441", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling pkg-config v0.3.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling input v0.1.0 (/opt/rustwide/workdir/input)
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-sink v0.3.18
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling day-01 v0.1.0 (/opt/rustwide/workdir/day-01)
[INFO] [stderr]    Compiling day-02 v0.1.0 (/opt/rustwide/workdir/day-02)
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling day-07 v0.1.0 (/opt/rustwide/workdir/day-07)
[INFO] [stderr]    Compiling day-05 v0.1.0 (/opt/rustwide/workdir/day-05)
[INFO] [stderr]    Compiling day-06 v0.1.0 (/opt/rustwide/workdir/day-06)
[INFO] [stderr]    Compiling day-03 v0.1.0 (/opt/rustwide/workdir/day-03)
[INFO] [stderr]    Compiling day-04 v0.1.0 (/opt/rustwide/workdir/day-04)
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling day-11 v0.1.0 (/opt/rustwide/workdir/day-11)
[INFO] [stderr]    Compiling day-12 v0.1.0 (/opt/rustwide/workdir/day-12)
[INFO] [stderr]    Compiling day-13 v0.1.0 (/opt/rustwide/workdir/day-13)
[INFO] [stderr]    Compiling day-09 v0.1.0 (/opt/rustwide/workdir/day-09)
[INFO] [stderr]    Compiling day-10 v0.1.0 (/opt/rustwide/workdir/day-10)
[INFO] [stderr]    Compiling day-08 v0.1.0 (/opt/rustwide/workdir/day-08)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> day-13/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(string_remove_matches)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day-13` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "41669e02831ea0ea4499dfe47693485e3b8a4d6ee8c24f2ac577a3e0f0929441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41669e02831ea0ea4499dfe47693485e3b8a4d6ee8c24f2ac577a3e0f0929441", kill_on_drop: false }`
[INFO] [stdout] 41669e02831ea0ea4499dfe47693485e3b8a4d6ee8c24f2ac577a3e0f0929441