[INFO] cloning repository https://github.com/amhk/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/amhk/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famhk%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famhk%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93fcf540e45173a2d0207649e307edb1c5670809
[INFO] checking amhk/advent-of-code against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famhk%2Fadvent-of-code" "/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/amhk/advent-of-code on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amhk/advent-of-code
[INFO] finished tweaking git repo https://github.com/amhk/advent-of-code
[INFO] tweaked toml for git repo https://github.com/amhk/advent-of-code written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/amhk/advent-of-code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69bb5c5475aecaea4ac7041661c52e925c97a8a76e2864a69b8aa54b602bd8d1
[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" "69bb5c5475aecaea4ac7041661c52e925c97a8a76e2864a69b8aa54b602bd8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69bb5c5475aecaea4ac7041661c52e925c97a8a76e2864a69b8aa54b602bd8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bb5c5475aecaea4ac7041661c52e925c97a8a76e2864a69b8aa54b602bd8d1", kill_on_drop: false }`
[INFO] [stdout] 69bb5c5475aecaea4ac7041661c52e925c97a8a76e2864a69b8aa54b602bd8d1
[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=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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f5ca4fc6dd2e7d58b148d973245135e1e11dfc4391a6b4e47a2693c163cb8e7
[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" "7f5ca4fc6dd2e7d58b148d973245135e1e11dfc4391a6b4e47a2693c163cb8e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking primes v0.3.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking aoc-2015-19 v0.1.0 (/opt/rustwide/workdir/2015/19)
[INFO] [stderr]     Checking aoc-2020-09 v0.1.0 (/opt/rustwide/workdir/2020/09)
[INFO] [stderr]     Checking aoc-2015-02 v0.1.0 (/opt/rustwide/workdir/2015/02)
[INFO] [stderr]     Checking aoc-2020-19 v0.1.0 (/opt/rustwide/workdir/2020/19)
[INFO] [stderr]     Checking aoc-2020-20 v0.1.0 (/opt/rustwide/workdir/2020/20)
[INFO] [stderr]     Checking aoc-2015-01 v0.1.0 (/opt/rustwide/workdir/2015/01)
[INFO] [stderr]     Checking aoc-2015-25 v0.1.0 (/opt/rustwide/workdir/2015/25)
[INFO] [stderr]     Checking aoc-2015-17 v0.1.0 (/opt/rustwide/workdir/2015/17)
[INFO] [stderr]     Checking aoc-2020-03 v0.1.0 (/opt/rustwide/workdir/2020/03)
[INFO] [stderr]     Checking aoc-2015-22 v0.1.0 (/opt/rustwide/workdir/2015/22)
[INFO] [stderr]     Checking aoc-2020-12 v0.1.0 (/opt/rustwide/workdir/2020/12)
[INFO] [stderr]     Checking aoc-2020-25 v0.1.0 (/opt/rustwide/workdir/2020/25)
[INFO] [stderr]     Checking aoc-2020-08 v0.1.0 (/opt/rustwide/workdir/2020/08)
[INFO] [stderr]     Checking aoc-2015-14 v0.1.0 (/opt/rustwide/workdir/2015/14)
[INFO] [stderr]     Checking aoc-2020-24 v0.1.0 (/opt/rustwide/workdir/2020/24)
[INFO] [stderr]     Checking aoc-2020-23 v0.1.0 (/opt/rustwide/workdir/2020/23)
[INFO] [stderr]     Checking aoc-2020-05 v0.1.0 (/opt/rustwide/workdir/2020/05)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> 2015/14/src/main.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc-2020-13 v0.1.0 (/opt/rustwide/workdir/2020/13)
[INFO] [stderr]     Checking aoc-2015-10 v0.1.0 (/opt/rustwide/workdir/2015/10)
[INFO] [stderr]     Checking aoc-2020-18 v0.1.0 (/opt/rustwide/workdir/2020/18)
[INFO] [stderr]     Checking aoc-2020-11 v0.1.0 (/opt/rustwide/workdir/2020/11)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc-2015-08 v0.1.0 (/opt/rustwide/workdir/2015/08)
[INFO] [stderr]     Checking aoc-2020-01 v0.1.0 (/opt/rustwide/workdir/2020/01)
[INFO] [stderr]     Checking aoc-2015-03 v0.1.0 (/opt/rustwide/workdir/2015/03)
[INFO] [stderr]     Checking aoc-2020-10 v0.1.0 (/opt/rustwide/workdir/2020/10)
[INFO] [stderr]     Checking aoc-2020-22 v0.1.0 (/opt/rustwide/workdir/2020/22)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> 2015/14/src/main.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc-2020-17 v0.1.0 (/opt/rustwide/workdir/2020/17)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking aoc-2020-15 v0.1.0 (/opt/rustwide/workdir/2020/15)
[INFO] [stderr]     Checking aoc-2015-18 v0.1.0 (/opt/rustwide/workdir/2015/18)
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc-2015-20 v0.1.0 (/opt/rustwide/workdir/2015/20)
[INFO] [stderr]     Checking aoc-2015-13 v0.1.0 (/opt/rustwide/workdir/2015/13)
[INFO] [stderr]     Checking aoc-2015-11 v0.1.0 (/opt/rustwide/workdir/2015/11)
[INFO] [stderr]     Checking aoc-2015-24 v0.1.0 (/opt/rustwide/workdir/2015/24)
[INFO] [stderr]     Checking aoc-2015-21 v0.1.0 (/opt/rustwide/workdir/2015/21)
[INFO] [stderr]     Checking aoc-2020-06 v0.1.0 (/opt/rustwide/workdir/2020/06)
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking fancy-regex v0.4.1
[INFO] [stderr]     Checking aoc-2020-07 v0.1.0 (/opt/rustwide/workdir/2020/07)
[INFO] [stderr]     Checking aoc-2020-14 v0.1.0 (/opt/rustwide/workdir/2020/14)
[INFO] [stderr]     Checking aoc-2015-15 v0.1.0 (/opt/rustwide/workdir/2015/15)
[INFO] [stderr]     Checking aoc-2020-04 v0.1.0 (/opt/rustwide/workdir/2020/04)
[INFO] [stderr]     Checking aoc-2015-23 v0.1.0 (/opt/rustwide/workdir/2015/23)
[INFO] [stderr]     Checking aoc-2020-02 v0.1.0 (/opt/rustwide/workdir/2020/02)
[INFO] [stderr]     Checking aoc-2020-21 v0.1.0 (/opt/rustwide/workdir/2020/21)
[INFO] [stderr]     Checking aoc-2015-16 v0.1.0 (/opt/rustwide/workdir/2015/16)
[INFO] [stderr]     Checking aoc-2015-07 v0.1.0 (/opt/rustwide/workdir/2015/07)
[INFO] [stderr]     Checking aoc-2015-06 v0.1.0 (/opt/rustwide/workdir/2015/06)
[INFO] [stderr]     Checking aoc-2020-16 v0.1.0 (/opt/rustwide/workdir/2020/16)
[INFO] [stderr]     Checking aoc-2015-09 v0.1.0 (/opt/rustwide/workdir/2015/09)
[INFO] [stderr]     Checking aoc-2015-05 v0.1.0 (/opt/rustwide/workdir/2015/05)
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking aoc-2015-12 v0.1.0 (/opt/rustwide/workdir/2015/12)
[INFO] [stderr]     Checking aoc-2015-04 v0.1.0 (/opt/rustwide/workdir/2015/04)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.58s
[INFO] running `Command { std: "docker" "inspect" "7f5ca4fc6dd2e7d58b148d973245135e1e11dfc4391a6b4e47a2693c163cb8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5ca4fc6dd2e7d58b148d973245135e1e11dfc4391a6b4e47a2693c163cb8e7", kill_on_drop: false }`
[INFO] [stdout] 7f5ca4fc6dd2e7d58b148d973245135e1e11dfc4391a6b4e47a2693c163cb8e7