[INFO] cloning repository https://github.com/kylesferrazza/adventofcode2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kylesferrazza/adventofcode2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylesferrazza%2Fadventofcode2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylesferrazza%2Fadventofcode2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 860c5ee2bc7f1770844680126ebcc38f4e4a62ae
[INFO] checking kylesferrazza/adventofcode2019 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylesferrazza%2Fadventofcode2019" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kylesferrazza/adventofcode2019 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kylesferrazza/adventofcode2019
[INFO] finished tweaking git repo https://github.com/kylesferrazza/adventofcode2019
[INFO] tweaked toml for git repo https://github.com/kylesferrazza/adventofcode2019 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kylesferrazza/adventofcode2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 9c02a497d0249fc3469605f4f4dc46c26e4baf4d17fa1bdd5290329c718b9672
[INFO] running `Command { std: "docker" "start" "-a" "9c02a497d0249fc3469605f4f4dc46c26e4baf4d17fa1bdd5290329c718b9672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c02a497d0249fc3469605f4f4dc46c26e4baf4d17fa1bdd5290329c718b9672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c02a497d0249fc3469605f4f4dc46c26e4baf4d17fa1bdd5290329c718b9672", kill_on_drop: false }`
[INFO] [stdout] 9c02a497d0249fc3469605f4f4dc46c26e4baf4d17fa1bdd5290329c718b9672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda805c74ab214f31d5193b57ffc40253c8e929904f92a45efa18b5dcea05cbe
[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" "cda805c74ab214f31d5193b57ffc40253c8e929904f92a45efa18b5dcea05cbe", kill_on_drop: false }`
[INFO] [stderr]     Checking advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `inp`
[INFO] [stdout]   --> src/bin/day06.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn part2(inp: Vec<String>) -> usize {
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `res` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/bin/day06.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let val = res.get(orbiting).unwrap();
[INFO] [stdout]    |                       --- immutable borrow occurs here
[INFO] [stdout] 37 |             res.insert(planet, val + 1);
[INFO] [stdout]    |             ^^^                --- immutable borrow later used here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]   --> src/bin/day06.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn part2(inp: Vec<String>) -> usize {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inp`
[INFO] [stdout]   --> src/bin/day06.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn part2(inp: Vec<String>) -> usize {
[INFO] [stdout]    |          ^^^ help: if this is intentional, prefix it with an underscore: `_inp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `res` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/bin/day06.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let val = res.get(orbiting).unwrap();
[INFO] [stdout]    |                       --- immutable borrow occurs here
[INFO] [stdout] 37 |             res.insert(planet, val + 1);
[INFO] [stdout]    |             ^^^                --- immutable borrow later used here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]   --> src/bin/day06.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn part2(inp: Vec<String>) -> usize {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "cda805c74ab214f31d5193b57ffc40253c8e929904f92a45efa18b5dcea05cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda805c74ab214f31d5193b57ffc40253c8e929904f92a45efa18b5dcea05cbe", kill_on_drop: false }`
[INFO] [stdout] cda805c74ab214f31d5193b57ffc40253c8e929904f92a45efa18b5dcea05cbe