[INFO] cloning repository https://github.com/Alexendoo/Advent-of-Code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexendoo/Advent-of-Code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2FAdvent-of-Code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2FAdvent-of-Code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 931cda0d2a1ea017d59335f63802afdd355d5a72
[INFO] checking Alexendoo/Advent-of-Code-2020/931cda0d2a1ea017d59335f63802afdd355d5a72 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexendoo%2FAdvent-of-Code-2020" "/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/Alexendoo/Advent-of-Code-2020 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexendoo/Advent-of-Code-2020
[INFO] finished tweaking git repo https://github.com/Alexendoo/Advent-of-Code-2020
[INFO] tweaked toml for git repo https://github.com/Alexendoo/Advent-of-Code-2020 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexendoo/Advent-of-Code-2020 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded anyhow v1.0.36
[INFO] [stderr]   Downloaded onig v6.1.1
[INFO] [stderr]   Downloaded onig_sys v69.6.0
[INFO] [stderr]   Downloaded syn v1.0.55
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f7e89194c63094899d9826a4e8b87ec8c683c1347d8c3e49e7d941e56ecbb86
[INFO] running `Command { std: "docker" "start" "-a" "4f7e89194c63094899d9826a4e8b87ec8c683c1347d8c3e49e7d941e56ecbb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f7e89194c63094899d9826a4e8b87ec8c683c1347d8c3e49e7d941e56ecbb86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7e89194c63094899d9826a4e8b87ec8c683c1347d8c3e49e7d941e56ecbb86", kill_on_drop: false }`
[INFO] [stdout] 4f7e89194c63094899d9826a4e8b87ec8c683c1347d8c3e49e7d941e56ecbb86
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f95242a37fde179de0f9542b1b600673f01b90e412c53f48acca9592f952bd2c
[INFO] running `Command { std: "docker" "start" "-a" "f95242a37fde179de0f9542b1b600673f01b90e412c53f48acca9592f952bd2c", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.36
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]     Checking fixedbitset v0.3.1
[INFO] [stderr]     Checking day-05 v0.1.0 (/opt/rustwide/workdir/day-05)
[INFO] [stderr]     Checking day-03 v0.1.0 (/opt/rustwide/workdir/day-03)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking day-14 v0.1.0 (/opt/rustwide/workdir/day-14)
[INFO] [stderr]     Checking day-11 v0.1.0 (/opt/rustwide/workdir/day-11)
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking day-06 v0.1.0 (/opt/rustwide/workdir/day-06)
[INFO] [stderr]     Checking day-25 v0.1.0 (/opt/rustwide/workdir/day-25)
[INFO] [stdout] warning: function `print_grid` is never used
[INFO] [stdout]   --> day-11/src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn print_grid(grid: &[Square], width: usize) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-08 v0.1.0 (/opt/rustwide/workdir/day-08)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-07 v0.1.0 (/opt/rustwide/workdir/day-07)
[INFO] [stderr]     Checking day-13 v0.1.0 (/opt/rustwide/workdir/day-13)
[INFO] [stderr]     Checking day-12 v0.1.0 (/opt/rustwide/workdir/day-12)
[INFO] [stderr]     Checking day-15 v0.1.0 (/opt/rustwide/workdir/day-15)
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stdout] warning: function `print_grid` is never used
[INFO] [stdout]   --> day-11/src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn print_grid(grid: &[Square], width: 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]    Compiling quote v1.0.8
[INFO] [stderr]     Checking day-23 v0.1.0 (/opt/rustwide/workdir/day-23)
[INFO] [stderr]     Checking day-01 v0.1.0 (/opt/rustwide/workdir/day-01)
[INFO] [stderr]     Checking day-20 v0.1.0 (/opt/rustwide/workdir/day-20)
[INFO] [stderr]     Checking day-22 v0.1.0 (/opt/rustwide/workdir/day-22)
[INFO] [stderr]     Checking day-10 v0.1.0 (/opt/rustwide/workdir/day-10)
[INFO] [stderr]     Checking day-09 v0.1.0 (/opt/rustwide/workdir/day-09)
[INFO] [stderr]     Checking day-16 v0.1.0 (/opt/rustwide/workdir/day-16)
[INFO] [stderr]     Checking day-17 v0.1.0 (/opt/rustwide/workdir/day-17)
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]    --> day-20/src/main.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 306 |     use core::panic;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-21 v0.1.0 (/opt/rustwide/workdir/day-21)
[INFO] [stdout] warning: struct `Side` is never constructed
[INFO] [stdout]   --> day-20/src/main.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Side<'a> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Side` is never constructed
[INFO] [stdout]   --> day-20/src/main.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | struct Side<'a> {
[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]    Compiling onig_sys v69.6.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]     Checking day-02 v0.1.0 (/opt/rustwide/workdir/day-02)
[INFO] [stderr]    Compiling day-18 v0.1.0 (/opt/rustwide/workdir/day-18)
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking day-24 v0.1.0 (/opt/rustwide/workdir/day-24)
[INFO] [stderr]     Checking onig v6.1.1
[INFO] [stderr]     Checking day-04 v0.1.0 (/opt/rustwide/workdir/day-04)
[INFO] [stderr]     Checking day-19 v0.1.0 (/opt/rustwide/workdir/day-19)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `Command { std: "docker" "inspect" "f95242a37fde179de0f9542b1b600673f01b90e412c53f48acca9592f952bd2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95242a37fde179de0f9542b1b600673f01b90e412c53f48acca9592f952bd2c", kill_on_drop: false }`
[INFO] [stdout] f95242a37fde179de0f9542b1b600673f01b90e412c53f48acca9592f952bd2c