[INFO] cloning repository https://github.com/kczimm/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/kczimm/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkczimm%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkczimm%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12cf33827fa9d7e09539c30c35a2a9db2b7d28ef
[INFO] checking kczimm/advent-of-code-2020 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkczimm%2Fadvent-of-code-2020" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kczimm/advent-of-code-2020 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kczimm/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/kczimm/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/kczimm/advent-of-code-2020 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kczimm/advent-of-code-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64662e04fb5a0a2806127e8203e4c32476f715269edeedf5f8ff2d4418d748de
[INFO] running `Command { std: "docker" "start" "-a" "64662e04fb5a0a2806127e8203e4c32476f715269edeedf5f8ff2d4418d748de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64662e04fb5a0a2806127e8203e4c32476f715269edeedf5f8ff2d4418d748de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64662e04fb5a0a2806127e8203e4c32476f715269edeedf5f8ff2d4418d748de", kill_on_drop: false }`
[INFO] [stdout] 64662e04fb5a0a2806127e8203e4c32476f715269edeedf5f8ff2d4418d748de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd0025cc3290dad21677f83a616992b68fa9740aa216affdeed252191c29616
[INFO] running `Command { std: "docker" "start" "-a" "5fd0025cc3290dad21677f83a616992b68fa9740aa216affdeed252191c29616", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking advent-of-code-2020 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day21/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day4/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day20/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day16/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day8/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day10/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day15/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day12/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day6/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day19/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day11/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day14/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day24/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day22/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day5/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day18/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day3/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day1/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day7/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day13/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day2/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day25/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day17/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day9/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/day23/main.rs from 2018 edition to 2021
[INFO] [stdout] warning: function is never used: `combos`
[INFO] [stdout]    --> src/day10/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn combos(n: usize) -> 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] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/day5/main.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn from(line: &str) -> Self {
[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] [stdout] warning: associated function is never used: `apply_v2`
[INFO] [stdout]    --> src/day14/main.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn apply_v2(&self, value: u64) -> Vec<u64> {
[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] [stdout] warning: function is never used: `combos`
[INFO] [stdout]    --> src/day10/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn combos(n: usize) -> 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]     Finished dev [unoptimized + debuginfo] target(s) in 8.09s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking advent-of-code-2020 v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `combos`
[INFO] [stdout]    --> src/day10/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn combos(n: usize) -> usize {
[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: `apply_v2`
[INFO] [stdout]    --> src/day14/main.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn apply_v2(&self, value: u64) -> Vec<u64> {
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/day5/main.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn from(line: &str) -> Self {
[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] [stdout] warning: function is never used: `combos`
[INFO] [stdout]    --> src/day10/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn combos(n: usize) -> 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "5fd0025cc3290dad21677f83a616992b68fa9740aa216affdeed252191c29616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd0025cc3290dad21677f83a616992b68fa9740aa216affdeed252191c29616", kill_on_drop: false }`
[INFO] [stdout] 5fd0025cc3290dad21677f83a616992b68fa9740aa216affdeed252191c29616