[INFO] cloning repository https://github.com/LeoTheMighty/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeoTheMighty/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTheMighty%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTheMighty%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d596da15996434cf14bc3b645cc32434cf0b030
[INFO] testing LeoTheMighty/aoc2021 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoTheMighty%2Faoc2021" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LeoTheMighty/aoc2021 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LeoTheMighty/aoc2021
[INFO] finished tweaking git repo https://github.com/LeoTheMighty/aoc2021
[INFO] tweaked toml for git repo https://github.com/LeoTheMighty/aoc2021 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LeoTheMighty/aoc2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdc83fc55f9587707ec1b1ac0f83a76a4d9006e83ec213233cdb7ffb6c7c4c0a
[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" "cdc83fc55f9587707ec1b1ac0f83a76a4d9006e83ec213233cdb7ffb6c7c4c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdc83fc55f9587707ec1b1ac0f83a76a4d9006e83ec213233cdb7ffb6c7c4c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc83fc55f9587707ec1b1ac0f83a76a4d9006e83ec213233cdb7ffb6c7c4c0a", kill_on_drop: false }`
[INFO] [stdout] cdc83fc55f9587707ec1b1ac0f83a76a4d9006e83ec213233cdb7ffb6c7c4c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 6f9b049d1c23f173b5b66091f8e781b66ed71e812bee4cfb6c23bda05af352df
[INFO] running `Command { std: "docker" "start" "-a" "6f9b049d1c23f173b5b66091f8e781b66ed71e812bee4cfb6c23bda05af352df", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `solution` is never read
[INFO] [stdout]  --> src/day11/solution.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut solution: String = "".to_owned();
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `flash_sum` is assigned to, but never used
[INFO] [stdout]   --> src/day11/solution.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut flash_sum = 0;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_flash_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STEPS`
[INFO] [stdout]  --> src/day11/solution.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const STEPS: u32 = 100;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "6f9b049d1c23f173b5b66091f8e781b66ed71e812bee4cfb6c23bda05af352df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9b049d1c23f173b5b66091f8e781b66ed71e812bee4cfb6c23bda05af352df", kill_on_drop: false }`
[INFO] [stdout] 6f9b049d1c23f173b5b66091f8e781b66ed71e812bee4cfb6c23bda05af352df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8c6bc057d95293412611ffb2c336cfdcbb4798a8f553cba66166db511421f80
[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" "a8c6bc057d95293412611ffb2c336cfdcbb4798a8f553cba66166db511421f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `solution` is never read
[INFO] [stdout]  --> src/day11/solution.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut solution: String = "".to_owned();
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `flash_sum` is assigned to, but never used
[INFO] [stdout]   --> src/day11/solution.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut flash_sum = 0;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_flash_sum` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STEPS`
[INFO] [stdout]  --> src/day11/solution.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const STEPS: u32 = 100;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "a8c6bc057d95293412611ffb2c336cfdcbb4798a8f553cba66166db511421f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c6bc057d95293412611ffb2c336cfdcbb4798a8f553cba66166db511421f80", kill_on_drop: false }`
[INFO] [stdout] a8c6bc057d95293412611ffb2c336cfdcbb4798a8f553cba66166db511421f80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 102ca87704990ad842e974e4f32cbdd849bcff9c021b738161465a711eda7b13
[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" "102ca87704990ad842e974e4f32cbdd849bcff9c021b738161465a711eda7b13", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `solution` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/day11/solution.rs:8:13
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 8 |     let mut solution: String = "".to_owned();
[INFO] [stdout] 
[INFO] [stderr]   |             ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `flash_sum` is assigned to, but never used
[INFO] [stderr]   --> src/day11/solution.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut flash_sum = 0;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_flash_sum` instead
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `STEPS`
[INFO] [stderr]  --> src/day11/solution.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const STEPS: u32 = 100;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2021` (bin "aoc2021" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc2021-8560cb3868668b44)
[INFO] running `Command { std: "docker" "inspect" "102ca87704990ad842e974e4f32cbdd849bcff9c021b738161465a711eda7b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102ca87704990ad842e974e4f32cbdd849bcff9c021b738161465a711eda7b13", kill_on_drop: false }`
[INFO] [stdout] 102ca87704990ad842e974e4f32cbdd849bcff9c021b738161465a711eda7b13