[INFO] cloning repository https://github.com/lepelog/aoc21
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lepelog/aoc21" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flepelog%2Faoc21", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flepelog%2Faoc21'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 818a76feb323f71a681e0575f3ecd831dc56fcf3
[INFO] testing lepelog/aoc21 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flepelog%2Faoc21" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lepelog/aoc21 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lepelog/aoc21
[INFO] finished tweaking git repo https://github.com/lepelog/aoc21
[INFO] tweaked toml for git repo https://github.com/lepelog/aoc21 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/lepelog/aoc21 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d102802a2f5c9b32e513972d0f4d7f82c9aef45e214db3a0b163ab0a5ca49e8
[INFO] running `Command { std: "docker" "start" "-a" "1d102802a2f5c9b32e513972d0f4d7f82c9aef45e214db3a0b163ab0a5ca49e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d102802a2f5c9b32e513972d0f4d7f82c9aef45e214db3a0b163ab0a5ca49e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d102802a2f5c9b32e513972d0f4d7f82c9aef45e214db3a0b163ab0a5ca49e8", kill_on_drop: false }`
[INFO] [stdout] 1d102802a2f5c9b32e513972d0f4d7f82c9aef45e214db3a0b163ab0a5ca49e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d3b8d9aaa7142adf12b3f6fce86fde4d6ac1111db605dd84a5588d714658b84f
[INFO] running `Command { std: "docker" "start" "-a" "d3b8d9aaa7142adf12b3f6fce86fde4d6ac1111db605dd84a5588d714658b84f", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling adv-code-21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "d3b8d9aaa7142adf12b3f6fce86fde4d6ac1111db605dd84a5588d714658b84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b8d9aaa7142adf12b3f6fce86fde4d6ac1111db605dd84a5588d714658b84f", kill_on_drop: false }`
[INFO] [stdout] d3b8d9aaa7142adf12b3f6fce86fde4d6ac1111db605dd84a5588d714658b84f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 998bae178f8334ce184619ef92edbd45329daf2ff38fc63f72b37ee0cd9a038b
[INFO] running `Command { std: "docker" "start" "-a" "998bae178f8334ce184619ef92edbd45329daf2ff38fc63f72b37ee0cd9a038b", kill_on_drop: false }`
[INFO] [stderr]    Compiling adv-code-21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `part1_cost_fn`
[INFO] [stdout]  --> examples/07.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn part1_cost_fn(pos: isize, target: isize) -> isize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/14.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut current: Vec<_> = puzzle.start.bytes().collect();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> examples/12.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> examples/12.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/adv_code_21-0dde77c40e23acae)
[INFO] running `Command { std: "docker" "inspect" "998bae178f8334ce184619ef92edbd45329daf2ff38fc63f72b37ee0cd9a038b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998bae178f8334ce184619ef92edbd45329daf2ff38fc63f72b37ee0cd9a038b", kill_on_drop: false }`
[INFO] [stdout] 998bae178f8334ce184619ef92edbd45329daf2ff38fc63f72b37ee0cd9a038b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fdb786259d85024a27b2f1d5f18bc5ad101982d46817e31e3394d12b88543aae
[INFO] running `Command { std: "docker" "start" "-a" "fdb786259d85024a27b2f1d5f18bc5ad101982d46817e31e3394d12b88543aae", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/14.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut current: Vec<_> = puzzle.start.bytes().collect();
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `adv-code-21` (example "14") generated 1 warning
[INFO] [stderr] warning: function is never used: `part1_cost_fn`
[INFO] [stderr]  --> examples/07.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn part1_cost_fn(pos: isize, target: isize) -> isize {
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]  --> examples/12.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> examples/12.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `adv-code-21` (example "07") generated 1 warning
[INFO] [stderr] warning: `adv-code-21` (example "12") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/adv_code_21-0dde77c40e23acae)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fdb786259d85024a27b2f1d5f18bc5ad101982d46817e31e3394d12b88543aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdb786259d85024a27b2f1d5f18bc5ad101982d46817e31e3394d12b88543aae", kill_on_drop: false }`
[INFO] [stdout] fdb786259d85024a27b2f1d5f18bc5ad101982d46817e31e3394d12b88543aae