[INFO] cloning repository https://github.com/jblee123/advent_of_code_2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jblee123/advent_of_code_2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblee123%2Fadvent_of_code_2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblee123%2Fadvent_of_code_2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf9f4faea08c609f58937aae43c42a9ca19d4455
[INFO] checking jblee123/advent_of_code_2019 against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblee123%2Fadvent_of_code_2019" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jblee123/advent_of_code_2019
[INFO] finished tweaking git repo https://github.com/jblee123/advent_of_code_2019
[INFO] tweaked toml for git repo https://github.com/jblee123/advent_of_code_2019 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jblee123/advent_of_code_2019 on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jblee123/advent_of_code_2019 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking jblee123/advent_of_code_2019 against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjblee123%2Fadvent_of_code_2019" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jblee123/advent_of_code_2019
[INFO] finished tweaking git repo https://github.com/jblee123/advent_of_code_2019
[INFO] tweaked toml for git repo https://github.com/jblee123/advent_of_code_2019 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jblee123/advent_of_code_2019 on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jblee123/advent_of_code_2019 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b482151601c1ba15977123df44bc860b6f81cf9d80c02c403c7a78276df74f9e
[INFO] running `Command { std: "docker" "start" "-a" "b482151601c1ba15977123df44bc860b6f81cf9d80c02c403c7a78276df74f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b482151601c1ba15977123df44bc860b6f81cf9d80c02c403c7a78276df74f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b482151601c1ba15977123df44bc860b6f81cf9d80c02c403c7a78276df74f9e", kill_on_drop: false }`
[INFO] [stdout] b482151601c1ba15977123df44bc860b6f81cf9d80c02c403c7a78276df74f9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ceaf134468d85e46aa0d62d5f398a990bca92cb9ac47668a957e4e974d7117d
[INFO] running `Command { std: "docker" "start" "-a" "5ceaf134468d85e46aa0d62d5f398a990bca92cb9ac47668a957e4e974d7117d", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2019_utils v0.1.0 (/opt/rustwide/workdir/aoc2019_utils)
[INFO] [stderr]     Checking aoc2019_day06 v0.1.0 (/opt/rustwide/workdir/aoc2019_day06)
[INFO] [stderr]     Checking aoc2019_day07 v0.1.0 (/opt/rustwide/workdir/aoc2019_day07)
[INFO] [stderr]     Checking aoc2019_day14 v0.1.0 (/opt/rustwide/workdir/aoc2019_day14)
[INFO] [stderr]     Checking aoc2019_day04 v0.1.0 (/opt/rustwide/workdir/aoc2019_day04)
[INFO] [stderr]     Checking aoc2019_day17 v0.1.0 (/opt/rustwide/workdir/aoc2019_day17)
[INFO] [stderr]     Checking aoc2019_day11 v0.1.0 (/opt/rustwide/workdir/aoc2019_day11)
[INFO] [stderr]     Checking aoc2019_day19 v0.1.0 (/opt/rustwide/workdir/aoc2019_day19)
[INFO] [stderr]     Checking aoc2019_day05 v0.1.0 (/opt/rustwide/workdir/aoc2019_day05)
[INFO] [stderr]     Checking aoc2019_day15 v0.1.0 (/opt/rustwide/workdir/aoc2019_day15)
[INFO] [stderr]     Checking aoc2019_day21 v0.1.0 (/opt/rustwide/workdir/aoc2019_day21)
[INFO] [stderr]     Checking aoc2019_day09 v0.1.0 (/opt/rustwide/workdir/aoc2019_day09)
[INFO] [stderr]     Checking aoc2019_day18 v0.1.0 (/opt/rustwide/workdir/aoc2019_day18)
[INFO] [stderr]     Checking aoc2019_day22 v0.1.0 (/opt/rustwide/workdir/aoc2019_day22)
[INFO] [stderr]     Checking aoc2019_day13 v0.1.0 (/opt/rustwide/workdir/aoc2019_day13)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> aoc2019_day06/src/day06_utils.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut parent = orbits.get_mut(name).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc2019_day02 v0.1.0 (/opt/rustwide/workdir/aoc2019_day02)
[INFO] [stderr]     Checking aoc2019_day03 v0.1.0 (/opt/rustwide/workdir/aoc2019_day03)
[INFO] [stderr]     Checking aoc2019_day01 v0.1.0 (/opt/rustwide/workdir/aoc2019_day01)
[INFO] [stderr]     Checking aoc2019_day20 v0.1.0 (/opt/rustwide/workdir/aoc2019_day20)
[INFO] [stderr]     Checking aoc2019_day08 v0.1.0 (/opt/rustwide/workdir/aoc2019_day08)
[INFO] [stdout] warning: field `last_key` is never read
[INFO] [stdout]    --> aoc2019_day18/src/day18_utils.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     struct KeyChain {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 394 |         last_key: Option<u8>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeyChain` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc2019_day16 v0.1.0 (/opt/rustwide/workdir/aoc2019_day16)
[INFO] [stderr]     Checking aoc2019_day10 v0.1.0 (/opt/rustwide/workdir/aoc2019_day10)
[INFO] [stderr]     Checking aoc2019_day12 v0.1.0 (/opt/rustwide/workdir/aoc2019_day12)
[INFO] [stdout] warning: field `last_key` is never read
[INFO] [stdout]    --> aoc2019_day18/src/day18_utils.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     struct KeyChain {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 394 |         last_key: Option<u8>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeyChain` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> aoc2019_day06/src/day06_utils.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut parent = orbits.get_mut(name).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> aoc2019_day06/src/day06_utils.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut parent = orbits.get_mut(name).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> aoc2019_day06/src/day06_utils.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut parent = orbits.get_mut(name).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `last_key` is never read
[INFO] [stdout]    --> aoc2019_day18/src/day18_utils.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     struct KeyChain {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 394 |         last_key: Option<u8>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeyChain` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `last_key` is never read
[INFO] [stdout]    --> aoc2019_day18/src/day18_utils.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |     struct KeyChain {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 394 |         last_key: Option<u8>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeyChain` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "5ceaf134468d85e46aa0d62d5f398a990bca92cb9ac47668a957e4e974d7117d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ceaf134468d85e46aa0d62d5f398a990bca92cb9ac47668a957e4e974d7117d", kill_on_drop: false }`
[INFO] [stdout] 5ceaf134468d85e46aa0d62d5f398a990bca92cb9ac47668a957e4e974d7117d
