[INFO] cloning repository https://github.com/josephlr/rust-aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josephlr/rust-aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephlr%2Frust-aoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephlr%2Frust-aoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a2cfb653e80c78a3fb31635bcf8150d38dca939
[INFO] testing josephlr/rust-aoc against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephlr%2Frust-aoc" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josephlr/rust-aoc on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josephlr/rust-aoc
[INFO] finished tweaking git repo https://github.com/josephlr/rust-aoc
[INFO] tweaked toml for git repo https://github.com/josephlr/rust-aoc written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/josephlr/rust-aoc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.5.0
[INFO] [stderr]   Downloaded num-traits v0.2.6
[INFO] [stderr]   Downloaded nom v4.1.1
[INFO] [stderr]   Downloaded euclid v0.19.4
[INFO] [stderr]   Downloaded intrusive-collections v0.7.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe53b7d39b0871342aad11b859f17507d09acd19d5d9b67dc29f9ed95bf23614
[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" "fe53b7d39b0871342aad11b859f17507d09acd19d5d9b67dc29f9ed95bf23614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe53b7d39b0871342aad11b859f17507d09acd19d5d9b67dc29f9ed95bf23614", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe53b7d39b0871342aad11b859f17507d09acd19d5d9b67dc29f9ed95bf23614", kill_on_drop: false }`
[INFO] [stdout] fe53b7d39b0871342aad11b859f17507d09acd19d5d9b67dc29f9ed95bf23614
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcbb9d6aaf9b4ab037e313d0d694a51f9e02ee66fa59d0b54434693100d05bea
[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" "dcbb9d6aaf9b4ab037e313d0d694a51f9e02ee66fa59d0b54434693100d05bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling intrusive-collections v0.7.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling euclid v0.19.4
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling rust-aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `option`
[INFO] [stdout]   --> src/util/error.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl From<option::NoneError> for Error {
[INFO] [stdout]    |                   ^^^^^^^^^ not found in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `option`
[INFO] [stdout]   --> src/util/error.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn from(_: option::NoneError) -> Self {
[INFO] [stdout]    |                        ^^^^^^^^^ not found in `option`
[INFO] [stdout] 
[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(
[INFO] [stdout] 2  | |     nll,
[INFO] [stdout] 3  | |     never_type,
[INFO] [stdout] 4  | |     specialization,
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | |     try_trait
[INFO] [stdout] 10 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     specialization,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
[INFO] [stdout]   = help: consider using `min_specialization` instead, which is more stable and complete
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/y2018/day9.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | intrusive_adapter!(MyAdapter = Box<Node>: Node { link: Link });
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `offset_of` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/y2018/day13.rs:104:43
[INFO] [stdout]     |
[INFO] [stdout] 101 | /     fn step(&mut self, map: &[Vec<State>]) -> Result<()> {
[INFO] [stdout] 102 | |         self.gen += 1;
[INFO] [stdout] 103 | |         self.pos += self.dir.unit();
[INFO] [stdout] 104 | |         match map.get(self.pos.y as usize)?.get(self.pos.x as usize)? {
[INFO] [stdout]     | |                                           ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<(), util::error::Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 132 | |         Ok(())
[INFO] [stdout] 133 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<(), util::error::Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/y2018/day13.rs:104:69
[INFO] [stdout]     |
[INFO] [stdout] 101 | /     fn step(&mut self, map: &[Vec<State>]) -> Result<()> {
[INFO] [stdout] 102 | |         self.gen += 1;
[INFO] [stdout] 103 | |         self.pos += self.dir.unit();
[INFO] [stdout] 104 | |         match map.get(self.pos.y as usize)?.get(self.pos.x as usize)? {
[INFO] [stdout]     | |                                                                     ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<(), util::error::Error>`
[INFO] [stdout] ...   |
[INFO] [stdout] 132 | |         Ok(())
[INFO] [stdout] 133 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<(), util::error::Error>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]   --> src/y2018/day14.rs:37:34
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     fn ans(&self, mut inputs: impl Iterator<Item = usize>) -> Result<Self::Output> {
[INFO] [stdout] 37 | |         let input = inputs.next()?;
[INFO] [stdout]    | |                                  ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<String, util::error::Error>`
[INFO] [stdout] 38 | |
[INFO] [stdout] 39 | |         let mut recipies = Recipies::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |         Ok(output)
[INFO] [stdout] 50 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<String, util::error::Error>`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]   --> src/y2018/day14.rs:58:44
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     fn ans(&self, mut inputs: impl Iterator<Item = String>) -> Result<Self::Output> {
[INFO] [stdout] 58 | |         let needle: Vec<u8> = inputs.next()?.bytes().map(|b| b - b'0').collect();
[INFO] [stdout]    | |                                            ^ use `.ok_or(...)?` to provide an error compatible with `std::result::Result<usize, util::error::Error>`
[INFO] [stdout] 59 | |
[INFO] [stdout] 60 | |         let mut recipies = Recipies::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 71 | |         }
[INFO] [stdout] 72 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `std::result::Result<usize, util::error::Error>`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-aoc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dcbb9d6aaf9b4ab037e313d0d694a51f9e02ee66fa59d0b54434693100d05bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbb9d6aaf9b4ab037e313d0d694a51f9e02ee66fa59d0b54434693100d05bea", kill_on_drop: false }`
[INFO] [stdout] dcbb9d6aaf9b4ab037e313d0d694a51f9e02ee66fa59d0b54434693100d05bea
