[INFO] cloning repository https://github.com/N-Hoque/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/N-Hoque/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN-Hoque%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN-Hoque%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 383910dfd41f93e5368a49b96d45e034102e9dda
[INFO] building N-Hoque/aoc2021 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN-Hoque%2Faoc2021" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/N-Hoque/aoc2021 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/N-Hoque/aoc2021
[INFO] finished tweaking git repo https://github.com/N-Hoque/aoc2021
[INFO] tweaked toml for git repo https://github.com/N-Hoque/aoc2021 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/N-Hoque/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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f43e4ef49850726b8bc89374834a89bdb3089d1df8ef93358075c8577c60b21
[INFO] running `Command { std: "docker" "start" "-a" "0f43e4ef49850726b8bc89374834a89bdb3089d1df8ef93358075c8577c60b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f43e4ef49850726b8bc89374834a89bdb3089d1df8ef93358075c8577c60b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f43e4ef49850726b8bc89374834a89bdb3089d1df8ef93358075c8577c60b21", kill_on_drop: false }`
[INFO] [stdout] 0f43e4ef49850726b8bc89374834a89bdb3089d1df8ef93358075c8577c60b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dbc2aa5ff81b4dc6c957027a26267d0b45a1ed0e1080295c484a139a303ff18
[INFO] running `Command { std: "docker" "start" "-a" "4dbc2aa5ff81b4dc6c957027a26267d0b45a1ed0e1080295c484a139a303ff18", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `SAMPLE_INPUT` is never used
[INFO] [stdout]  --> src/day_6/mod.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const SAMPLE_INPUT: &str = "3,4,3,1,2";
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `with_sample` is never used
[INFO] [stdout]   --> src/day_6/mod.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Solver {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn with_sample() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_sample` is never used
[INFO] [stdout]   --> src/day_6/mod.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn solve_sample(days: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "4dbc2aa5ff81b4dc6c957027a26267d0b45a1ed0e1080295c484a139a303ff18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbc2aa5ff81b4dc6c957027a26267d0b45a1ed0e1080295c484a139a303ff18", kill_on_drop: false }`
[INFO] [stdout] 4dbc2aa5ff81b4dc6c957027a26267d0b45a1ed0e1080295c484a139a303ff18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d6515184babfff8963849ced951cf23b09d12c18d673dddb95c330ba2cd243c
[INFO] running `Command { std: "docker" "start" "-a" "6d6515184babfff8963849ced951cf23b09d12c18d673dddb95c330ba2cd243c", kill_on_drop: false }`
[INFO] [stdout] warning: constant `SAMPLE_INPUT` is never used
[INFO] [stdout]  --> src/day_6/mod.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const SAMPLE_INPUT: &str = "3,4,3,1,2";
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `with_sample` is never used
[INFO] [stdout]   --> src/day_6/mod.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Solver {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn with_sample() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_sample` is never used
[INFO] [stdout]   --> src/day_6/mod.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn solve_sample(days: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "6d6515184babfff8963849ced951cf23b09d12c18d673dddb95c330ba2cd243c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6515184babfff8963849ced951cf23b09d12c18d673dddb95c330ba2cd243c", kill_on_drop: false }`
[INFO] [stdout] 6d6515184babfff8963849ced951cf23b09d12c18d673dddb95c330ba2cd243c