[INFO] cloning repository https://github.com/w4tson/advent-of-code-2017-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w4tson/advent-of-code-2017-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4tson%2Fadvent-of-code-2017-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4tson%2Fadvent-of-code-2017-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac8ad2f06312bdf2192741bd10ac71eb5e29b197
[INFO] checking w4tson/advent-of-code-2017-rust against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4tson%2Fadvent-of-code-2017-rust" "/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/w4tson/advent-of-code-2017-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/w4tson/advent-of-code-2017-rust
[INFO] finished tweaking git repo https://github.com/w4tson/advent-of-code-2017-rust
[INFO] tweaked toml for git repo https://github.com/w4tson/advent-of-code-2017-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/w4tson/advent-of-code-2017-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51c982af8f53db0fcced447a2184d857eac98b15ab52af5807b254ee48fdd7c9
[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" "51c982af8f53db0fcced447a2184d857eac98b15ab52af5807b254ee48fdd7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51c982af8f53db0fcced447a2184d857eac98b15ab52af5807b254ee48fdd7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c982af8f53db0fcced447a2184d857eac98b15ab52af5807b254ee48fdd7c9", kill_on_drop: false }`
[INFO] [stdout] 51c982af8f53db0fcced447a2184d857eac98b15ab52af5807b254ee48fdd7c9
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d20893342e30b22b762b234bb1f78870f9f9d548787732c50e6503a07ec2951
[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" "2d20893342e30b22b762b234bb1f78870f9f9d548787732c50e6503a07ec2951", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking regex-syntax v0.5.5
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]     Checking aoc2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(swap_with_slice)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(iterator_flatten)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(generators, generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,`, `@`, `]`, or `|`, found `..`
[INFO] [stdout]   --> src/day13/tests.rs:26:35
[INFO] [stdout]    |
[INFO] [stdout] 26 |         &[first, second, ref _tail..] => (first, second),
[INFO] [stdout]    |                                   ^^ expected one of `,`, `@`, `]`, or `|`
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to bind the contents of the rest of the array pattern into `_tail`, use `@`
[INFO] [stdout]    |
[INFO] [stdout] 26 |         &[first, second, ref _tail @ ..] => (first, second),
[INFO] [stdout]    |                                    ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2017` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day7/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     lazy_static! {
[INFO] [stdout] 28 | |         static ref NODE_REGEX: Regex = Regex::new(r"^(\w+)\s+\((\d+)\)(\s+->\s+(\w+)(,\s*\w+)*)?").unwrap();
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/day8/mod.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 | /     lazy_static! {
[INFO] [stdout] 86 | |         static ref NODE_REGEX: Regex = Regex::new(r"^(\w+) (inc|dec) ([-0-9]+) if (\w+) ([<>=!]{1,2}) ([-0-9]+)$").unwrap();
[INFO] [stdout] 87 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/utils/file/mod.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 | ...                   why.description()),
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/utils/file/mod.rs:32:32
[INFO] [stdout]    |
[INFO] [stdout] 32 | ...                   why.description()),
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for generator `[generator@src/day15/mod.rs:10:25: 13:6]` in the current scope
[INFO] [stdout]    --> src/day15/mod.rs:15:21
[INFO] [stdout]     |
[INFO] [stdout] 15  |     match generator.resume() {
[INFO] [stdout]     |                     ^^^^^^ method not found in `[generator@src/day15/mod.rs:10:25: 13:6]`
[INFO] [stdout]     |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]     |
[INFO] [stdout] 15  |     match Pin::new(&mut generator).resume() {
[INFO] [stdout]     |           ^^^^^^^^^^^^^          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for generator `[generator@src/day15/mod.rs:10:25: 13:6]` in the current scope
[INFO] [stdout]    --> src/day15/mod.rs:20:21
[INFO] [stdout]     |
[INFO] [stdout] 20  |     match generator.resume() {
[INFO] [stdout]     |                     ^^^^^^ method not found in `[generator@src/day15/mod.rs:10:25: 13:6]`
[INFO] [stdout]     |
[INFO] [stdout] help: consider wrapping the receiver expression with the appropriate type
[INFO] [stdout]     |
[INFO] [stdout] 20  |     match Pin::new(&mut generator).resume() {
[INFO] [stdout]     |           ^^^^^^^^^^^^^          ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Generator`
[INFO] [stdout]  --> src/day15/mod.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Generator, GeneratorState};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2d20893342e30b22b762b234bb1f78870f9f9d548787732c50e6503a07ec2951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d20893342e30b22b762b234bb1f78870f9f9d548787732c50e6503a07ec2951", kill_on_drop: false }`
[INFO] [stdout] 2d20893342e30b22b762b234bb1f78870f9f9d548787732c50e6503a07ec2951
