[INFO] cloning repository https://github.com/megrogan/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/megrogan/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmegrogan%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmegrogan%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69c4d15b5fdd34eb116e60f1c68d713ae01ca374
[INFO] checking megrogan/AdventOfCode2020 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmegrogan%2FAdventOfCode2020" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/megrogan/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/megrogan/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/megrogan/AdventOfCode2020 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/megrogan/AdventOfCode2020 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/megrogan/AdventOfCode2020 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d3d970d8b9f13e5b970e9c5feb633f0ff8e1a1917d97f679d5aedbaf156c54
[INFO] running `Command { std: "docker" "start" "-a" "d7d3d970d8b9f13e5b970e9c5feb633f0ff8e1a1917d97f679d5aedbaf156c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d3d970d8b9f13e5b970e9c5feb633f0ff8e1a1917d97f679d5aedbaf156c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d3d970d8b9f13e5b970e9c5feb633f0ff8e1a1917d97f679d5aedbaf156c54", kill_on_drop: false }`
[INFO] [stdout] d7d3d970d8b9f13e5b970e9c5feb633f0ff8e1a1917d97f679d5aedbaf156c54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66d97a6b41502f9b8e9574922ae8ab53380f3bd8188cb522b3a5bc52c130123f
[INFO] running `Command { std: "docker" "start" "-a" "66d97a6b41502f9b8e9574922ae8ab53380f3bd8188cb522b3a5bc52c130123f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking bimap v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking single v1.0.0
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/day08.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let mut instruction = &mut self.instructions[self.counter as usize];
[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]    --> src/day08.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let mut instruction = &mut self.instructions[self.counter as usize];
[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 `origin` is never read
[INFO] [stdout]   --> src/day17.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub struct Space {
[INFO] [stdout]    |                ----- field in this struct
[INFO] [stdout] 62 |         origin: Point,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Space` has a derived impl for the trait `Debug`, but this is 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 `origin` is never read
[INFO] [stdout]    --> src/day17.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub struct Space {
[INFO] [stdout]     |                ----- field in this struct
[INFO] [stdout] 185 |         origin: Point,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Space` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tile_id` and `edge` are never read
[INFO] [stdout]   --> src/day20.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub struct Neighbour {
[INFO] [stdout]    |                --------- fields in this struct
[INFO] [stdout] 77 |         tile_id: usize,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 78 |         edge: u32, // 0-7 4 edges * 2 flips
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Neighbour` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `image` is never read
[INFO] [stdout]   --> src/day20.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub struct Tile {
[INFO] [stdout]    |                ---- field in this struct
[INFO] [stdout] 92 |         id: usize,
[INFO] [stdout] 93 |         image: Vec<Vec<bool>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print_edges`, `print_title`, and `print_row` are never used
[INFO] [stdout]    --> src/day20.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout]  97 |     impl Tile {
[INFO] [stdout]     |     --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 164 |         pub fn print_edges(&self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |         pub fn print_title(&self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |         fn print_row(&self, r: usize) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `origin` is never read
[INFO] [stdout]   --> src/day17.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub struct Space {
[INFO] [stdout]    |                ----- field in this struct
[INFO] [stdout] 62 |         origin: Point,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Space` has a derived impl for the trait `Debug`, but this is 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 `origin` is never read
[INFO] [stdout]    --> src/day17.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub struct Space {
[INFO] [stdout]     |                ----- field in this struct
[INFO] [stdout] 185 |         origin: Point,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Space` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tile_id` and `edge` are never read
[INFO] [stdout]   --> src/day20.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub struct Neighbour {
[INFO] [stdout]    |                --------- fields in this struct
[INFO] [stdout] 77 |         tile_id: usize,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 78 |         edge: u32, // 0-7 4 edges * 2 flips
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Neighbour` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `image` is never read
[INFO] [stdout]   --> src/day20.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub struct Tile {
[INFO] [stdout]    |                ---- field in this struct
[INFO] [stdout] 92 |         id: usize,
[INFO] [stdout] 93 |         image: Vec<Vec<bool>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print_edges`, `print_title`, and `print_row` are never used
[INFO] [stdout]    --> src/day20.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout]  97 |     impl Tile {
[INFO] [stdout]     |     --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 164 |         pub fn print_edges(&self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 168 |         pub fn print_title(&self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |         fn print_row(&self, r: usize) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "66d97a6b41502f9b8e9574922ae8ab53380f3bd8188cb522b3a5bc52c130123f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d97a6b41502f9b8e9574922ae8ab53380f3bd8188cb522b3a5bc52c130123f", kill_on_drop: false }`
[INFO] [stdout] 66d97a6b41502f9b8e9574922ae8ab53380f3bd8188cb522b3a5bc52c130123f