[INFO] cloning repository https://github.com/xaviripo/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xaviripo/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaviripo%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaviripo%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2b36349b57e8a83cb2d46666e564b233d06987f
[INFO] checking xaviripo/aoc2020 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaviripo%2Faoc2020" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xaviripo/aoc2020
[INFO] finished tweaking git repo https://github.com/xaviripo/aoc2020
[INFO] tweaked toml for git repo https://github.com/xaviripo/aoc2020 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xaviripo/aoc2020 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xaviripo/aoc2020 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64acca706d2441efd53decdd3532b86b8e66f8a9a10c998275c566aabde14da4
[INFO] running `Command { std: "docker" "start" "-a" "64acca706d2441efd53decdd3532b86b8e66f8a9a10c998275c566aabde14da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64acca706d2441efd53decdd3532b86b8e66f8a9a10c998275c566aabde14da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64acca706d2441efd53decdd3532b86b8e66f8a9a10c998275c566aabde14da4", kill_on_drop: false }`
[INFO] [stdout] 64acca706d2441efd53decdd3532b86b8e66f8a9a10c998275c566aabde14da4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 984d51973ac64c99dcfe5b300c634f38a02d56d149e2e45c8ce5259a8b158157
[INFO] running `Command { std: "docker" "start" "-a" "984d51973ac64c99dcfe5b300c634f38a02d56d149e2e45c8ce5259a8b158157", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | /         lines[1].chars().map(|c| match c {
[INFO] [stdout] 61 | |             '.' => false,
[INFO] [stdout] 62 | |             _ => true,
[INFO] [stdout] 63 | |         })
[INFO] [stdout] 64 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | /         lines[10].chars().map(|c| match c {
[INFO] [stdout] 66 | |             '.' => false,
[INFO] [stdout] 67 | |             _ => true,
[INFO] [stdout] 68 | |         })
[INFO] [stdout] 69 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         lines[1..11].into_iter().map(|line| match line.chars().nth(0).unwrap() {
[INFO] [stdout] 71 | |             '.' => false,
[INFO] [stdout] 72 | |             _ => true,
[INFO] [stdout] 73 | |         })
[INFO] [stdout] 74 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | /         lines[1..11].into_iter().map(|line| match line.chars().nth(9).unwrap() {
[INFO] [stdout] 76 | |             '.' => false,
[INFO] [stdout] 77 | |             _ => true,
[INFO] [stdout] 78 | |         })
[INFO] [stdout] 79 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2020` (bin "aoc2020") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | /         lines[1].chars().map(|c| match c {
[INFO] [stdout] 61 | |             '.' => false,
[INFO] [stdout] 62 | |             _ => true,
[INFO] [stdout] 63 | |         })
[INFO] [stdout] 64 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | /         lines[10].chars().map(|c| match c {
[INFO] [stdout] 66 | |             '.' => false,
[INFO] [stdout] 67 | |             _ => true,
[INFO] [stdout] 68 | |         })
[INFO] [stdout] 69 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         lines[1..11].into_iter().map(|line| match line.chars().nth(0).unwrap() {
[INFO] [stdout] 71 | |             '.' => false,
[INFO] [stdout] 72 | |             _ => true,
[INFO] [stdout] 73 | |         })
[INFO] [stdout] 74 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<bool>, Infallible>
[INFO] [stdout]   --> src/day20.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 | /         lines[1..11].into_iter().map(|line| match line.chars().nth(9).unwrap() {
[INFO] [stdout] 76 | |             '.' => false,
[INFO] [stdout] 77 | |             _ => true,
[INFO] [stdout] 78 | |         })
[INFO] [stdout] 79 | |         .collect::<Vec<_>>().try_into().unwrap(),
[INFO] [stdout]    | |_______________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2020` (bin "aoc2020" test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "984d51973ac64c99dcfe5b300c634f38a02d56d149e2e45c8ce5259a8b158157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "984d51973ac64c99dcfe5b300c634f38a02d56d149e2e45c8ce5259a8b158157", kill_on_drop: false }`
[INFO] [stdout] 984d51973ac64c99dcfe5b300c634f38a02d56d149e2e45c8ce5259a8b158157
