[INFO] cloning repository https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafael-luigi-bekkema%2Fadvent-of-code-2018-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafael-luigi-bekkema%2Fadvent-of-code-2018-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b981cd16138ff217485d189bfceab9966294c57b
[INFO] checking rafael-luigi-bekkema/advent-of-code-2018-rust against try#94e848735e78b58442e0b82e9c60f8f430840389 for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frafael-luigi-bekkema%2Fadvent-of-code-2018-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust
[INFO] finished tweaking git repo https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust
[INFO] tweaked toml for git repo https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust on toolchain 94e848735e78b58442e0b82e9c60f8f430840389
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rafael-luigi-bekkema/advent-of-code-2018-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 534ea0ea67fc219258e84bf3ea5a3068bb7d3ca1f785962ad0e2c8668a2e726a
[INFO] running `Command { std: "docker" "start" "-a" "534ea0ea67fc219258e84bf3ea5a3068bb7d3ca1f785962ad0e2c8668a2e726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "534ea0ea67fc219258e84bf3ea5a3068bb7d3ca1f785962ad0e2c8668a2e726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534ea0ea67fc219258e84bf3ea5a3068bb7d3ca1f785962ad0e2c8668a2e726a", kill_on_drop: false }`
[INFO] [stdout] 534ea0ea67fc219258e84bf3ea5a3068bb7d3ca1f785962ad0e2c8668a2e726a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2982cbd48152a1d893e3147e2d962944b103fee161beef149a1241d223d8f69
[INFO] running `Command { std: "docker" "start" "-a" "c2982cbd48152a1d893e3147e2d962944b103fee161beef149a1241d223d8f69", kill_on_drop: false }`
[INFO] [stderr]     Checking advent-of-code-2018-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `hash_drain_filter`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(hash_drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `hash_drain_filter`
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(hash_drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `HashMap<K, V, S>` in the current scope
[INFO] [stdout]   --> src/day07.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             set.drain_filter(|_after, befores| befores.is_empty())
[INFO] [stdout]    |                 ^^^^^^^^^^^^ method not found in `HashMap<char, HashSet<char>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/day07.rs:96:39
[INFO] [stdout]    |
[INFO] [stdout] 96 |             set.drain_filter(|_after, befores| befores.is_empty())
[INFO] [stdout]    |                                       ^^^^^^^  ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 96 |             set.drain_filter(|_after, befores: /* Type */| befores.is_empty())
[INFO] [stdout]    |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `HashMap<K, V, S>` in the current scope
[INFO] [stdout]   --> src/day07.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |             set.drain_filter(|_after, befores| befores.is_empty())
[INFO] [stdout]    |                 ^^^^^^^^^^^^ method not found in `HashMap<char, HashSet<char>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/day07.rs:96:39
[INFO] [stdout]    |
[INFO] [stdout] 96 |             set.drain_filter(|_after, befores| befores.is_empty())
[INFO] [stdout]    |                                       ^^^^^^^  ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 96 |             set.drain_filter(|_after, befores: /* Type */| befores.is_empty())
[INFO] [stdout]    |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2018-rust` (bin "advent-of-code-2018-rust") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2018-rust` (bin "advent-of-code-2018-rust" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c2982cbd48152a1d893e3147e2d962944b103fee161beef149a1241d223d8f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2982cbd48152a1d893e3147e2d962944b103fee161beef149a1241d223d8f69", kill_on_drop: false }`
[INFO] [stdout] c2982cbd48152a1d893e3147e2d962944b103fee161beef149a1241d223d8f69
