[INFO] cloning repository https://github.com/bjcohen/aoc-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bjcohen/aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjcohen%2Faoc-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjcohen%2Faoc-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bcaa75e3e65ef54c3bc0a2e357eb529f9787ddf
[INFO] testing bjcohen/aoc-2020 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjcohen%2Faoc-2020" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bjcohen/aoc-2020 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bjcohen/aoc-2020
[INFO] removed path dependency aoc from git repo https://github.com/bjcohen/aoc-2020
[INFO] finished tweaking git repo https://github.com/bjcohen/aoc-2020
[INFO] tweaked toml for git repo https://github.com/bjcohen/aoc-2020 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bjcohen/aoc-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (aoc) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (aoc) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c03116fb47e2678b3bf553de8003c2dd366fd2a5f4ff139f1ce5e611d1e725c4
[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" "c03116fb47e2678b3bf553de8003c2dd366fd2a5f4ff139f1ce5e611d1e725c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c03116fb47e2678b3bf553de8003c2dd366fd2a5f4ff139f1ce5e611d1e725c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c03116fb47e2678b3bf553de8003c2dd366fd2a5f4ff139f1ce5e611d1e725c4", kill_on_drop: false }`
[INFO] [stdout] c03116fb47e2678b3bf553de8003c2dd366fd2a5f4ff139f1ce5e611d1e725c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8d69965ccba7209473379b8b894cbc4c6c967bdc09b9413ee5a22f8c4118929
[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" "c8d69965ccba7209473379b8b894cbc4c6c967bdc09b9413ee5a22f8c4118929", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (aoc) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling open v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling aoc_codegen v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling select v0.4.3
[INFO] [stderr]    Compiling aoc v0.3.2
[INFO] [stderr]    Compiling aoc_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day5.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2020`
[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] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day24.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day19.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]   --> src/day19.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[soln]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day24.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day15.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day15.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]    --> src/day4.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 | #[soln]
[INFO] [stdout]     |   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day22.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day22.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day6.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day6.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/day6.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iterator_fold_self)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day11.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]   --> src/day11.rs:10:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[soln]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day18.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day18.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day1.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]   --> src/day7.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[soln]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day8.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day23.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day23.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day3.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day6.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day9.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day1.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day2.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day3.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]    --> src/day4.rs:101:3
[INFO] [stdout]     |
[INFO] [stdout] 101 | #[soln]
[INFO] [stdout]     |   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day5.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day6.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]   --> src/day7.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[soln]
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day8.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day9.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_fold_self)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day12.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day12.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/day12.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(destructuring_assignment)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `aoc::soln`
[INFO] [stdout]  --> src/day20.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use aoc::soln;
[INFO] [stdout]   |     ^^^^^^^^^ no `soln` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `soln`
[INFO] [stdout]  --> src/day20.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[soln]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 19 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c8d69965ccba7209473379b8b894cbc4c6c967bdc09b9413ee5a22f8c4118929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8d69965ccba7209473379b8b894cbc4c6c967bdc09b9413ee5a22f8c4118929", kill_on_drop: false }`
[INFO] [stdout] c8d69965ccba7209473379b8b894cbc4c6c967bdc09b9413ee5a22f8c4118929