[INFO] cloning repository https://github.com/pyaillet/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyaillet/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyaillet%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyaillet%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e170ab0c228768b63fe24c291d74b430cf8b60b9
[INFO] checking pyaillet/aoc2021 against master#f25e92bd42b14e45440c0a30a4ed751ea502f430 for pr-127481-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyaillet%2Faoc2021" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pyaillet/aoc2021 on toolchain f25e92bd42b14e45440c0a30a4ed751ea502f430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pyaillet/aoc2021
[INFO] finished tweaking git repo https://github.com/pyaillet/aoc2021
[INFO] tweaked toml for git repo https://github.com/pyaillet/aoc2021 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pyaillet/aoc2021 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" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded ansi_term v0.12.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded itertools v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa26464afa5e67402fb31657be7c44453f8a37c1a0966aa0b8848946e7f7de27
[INFO] running `Command { std: "docker" "start" "-a" "aa26464afa5e67402fb31657be7c44453f8a37c1a0966aa0b8848946e7f7de27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa26464afa5e67402fb31657be7c44453f8a37c1a0966aa0b8848946e7f7de27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa26464afa5e67402fb31657be7c44453f8a37c1a0966aa0b8848946e7f7de27", kill_on_drop: false }`
[INFO] [stdout] aa26464afa5e67402fb31657be7c44453f8a37c1a0966aa0b8848946e7f7de27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a396782de088fa1a77ebddea3c16debbd6024d71407a816af1e4a45ae52ca4a
[INFO] running `Command { std: "docker" "start" "-a" "7a396782de088fa1a77ebddea3c16debbd6024d71407a816af1e4a45ae52ca4a", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking day_07_1 v0.1.0 (/opt/rustwide/workdir/day_07_1)
[INFO] [stderr]     Checking day_05_2 v0.1.0 (/opt/rustwide/workdir/day_05_2)
[INFO] [stderr]     Checking day_06_2 v0.1.0 (/opt/rustwide/workdir/day_06_2)
[INFO] [stderr]     Checking day_02_1 v0.1.0 (/opt/rustwide/workdir/day_02_1)
[INFO] [stderr]     Checking day_03_2 v0.1.0 (/opt/rustwide/workdir/day_03_2)
[INFO] [stderr]     Checking day_06_1 v0.1.0 (/opt/rustwide/workdir/day_06_1)
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking day_08_1 v0.1.0 (/opt/rustwide/workdir/day_08_1_2)
[INFO] [stderr]     Checking day_03_1 v0.1.0 (/opt/rustwide/workdir/day_03_1)
[INFO] [stderr]     Checking day_05_1 v0.1.0 (/opt/rustwide/workdir/day_05_1)
[INFO] [stderr]     Checking day_02_2 v0.1.0 (/opt/rustwide/workdir/day_02_2)
[INFO] [stderr]     Checking day_07_2 v0.1.0 (/opt/rustwide/workdir/day_07_2)
[INFO] [stdout] warning: function `best_align_position` is never used
[INFO] [stdout]   --> day_07_2/src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn best_align_position(crabs: &[usize]) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `average` is never used
[INFO] [stdout]   --> day_07_2/src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn average(numbers: &[usize]) -> usize {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `median` is never used
[INFO] [stdout]   --> day_07_2/src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn median(numbers: &[usize]) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `median` is never used
[INFO] [stdout]   --> day_07_2/src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn median(numbers: &[usize]) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking day_01_1 v0.1.0 (/opt/rustwide/workdir/day_01_1)
[INFO] [stderr]     Checking day_01_2 v0.1.0 (/opt/rustwide/workdir/day_01_2)
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking day_04_2 v0.1.0 (/opt/rustwide/workdir/day_04_2)
[INFO] [stderr]     Checking day_04_1 v0.1.0 (/opt/rustwide/workdir/day_04_1)
[INFO] [stdout] warning: variant `Won` is never constructed
[INFO] [stdout]    --> day_04_2/src/main.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | enum GameResult {
[INFO] [stdout]     |      ---------- variant in this enum
[INFO] [stdout] 152 |     Done,
[INFO] [stdout] 153 |     Won(u32),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GameResult` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Won` is never constructed
[INFO] [stdout]    --> day_04_2/src/main.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | enum GameResult {
[INFO] [stdout]     |      ---------- variant in this enum
[INFO] [stdout] 152 |     Done,
[INFO] [stdout] 153 |     Won(u32),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GameResult` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[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 `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "7a396782de088fa1a77ebddea3c16debbd6024d71407a816af1e4a45ae52ca4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a396782de088fa1a77ebddea3c16debbd6024d71407a816af1e4a45ae52ca4a", kill_on_drop: false }`
[INFO] [stdout] 7a396782de088fa1a77ebddea3c16debbd6024d71407a816af1e4a45ae52ca4a