[INFO] cloning repository https://github.com/FuegoFro/advent_of_code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FuegoFro/advent_of_code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuegoFro%2Fadvent_of_code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuegoFro%2Fadvent_of_code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a57d856bcf69e3675bd50edf02d27f70cc468fd [INFO] checking FuegoFro/advent_of_code against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuegoFro%2Fadvent_of_code" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FuegoFro/advent_of_code on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FuegoFro/advent_of_code [INFO] finished tweaking git repo https://github.com/FuegoFro/advent_of_code [INFO] tweaked toml for git repo https://github.com/FuegoFro/advent_of_code written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/FuegoFro/advent_of_code already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] 4874d3f0a711ebe04de924996dd16cf0e2a1c533d7e9b600606c243dcbc3012f [INFO] running `Command { std: "docker" "start" "-a" "4874d3f0a711ebe04de924996dd16cf0e2a1c533d7e9b600606c243dcbc3012f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4874d3f0a711ebe04de924996dd16cf0e2a1c533d7e9b600606c243dcbc3012f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4874d3f0a711ebe04de924996dd16cf0e2a1c533d7e9b600606c243dcbc3012f", kill_on_drop: false }` [INFO] [stdout] 4874d3f0a711ebe04de924996dd16cf0e2a1c533d7e9b600606c243dcbc3012f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57314d056fb363af98abcbf4abd7c93cff2c63f28eb1059e356b870a84cb771e [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" "57314d056fb363af98abcbf4abd7c93cff2c63f28eb1059e356b870a84cb771e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking impl_ops v0.1.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `expenses` [INFO] [stdout] --> src/y2020/d1/mod.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let expenses = vec![1721, 979, 366, 299, 675, 1456]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expenses` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expenses` [INFO] [stdout] --> src/y2020/d1/mod.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let expenses = vec![1721, 979, 366, 299, 675, 1456]; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expenses` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/y2020/d9/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut numbers = input [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: associated function is never used: `print_current` [INFO] [stdout] --> src/y2020/d11/mod.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | fn print_current(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_old` [INFO] [stdout] --> src/y2020/d2/mod.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_valid_old(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_passport_pt1` [INFO] [stdout] --> src/y2020/d4/mod.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 84 | fn is_valid_passport_pt1(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/y2020/d9/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut numbers = input [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: associated function is never used: `print_current` [INFO] [stdout] --> src/y2020/d11/mod.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | fn print_current(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_old` [INFO] [stdout] --> src/y2020/d2/mod.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_valid_old(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_passport_pt1` [INFO] [stdout] --> src/y2020/d4/mod.rs:84:8 [INFO] [stdout] | [INFO] [stdout] 84 | fn is_valid_passport_pt1(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.56s [INFO] running `Command { std: "docker" "inspect" "57314d056fb363af98abcbf4abd7c93cff2c63f28eb1059e356b870a84cb771e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57314d056fb363af98abcbf4abd7c93cff2c63f28eb1059e356b870a84cb771e", kill_on_drop: false }` [INFO] [stdout] 57314d056fb363af98abcbf4abd7c93cff2c63f28eb1059e356b870a84cb771e