[INFO] cloning repository https://github.com/BlueDragon23/advent-of-code2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BlueDragon23/advent-of-code2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueDragon23%2Fadvent-of-code2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueDragon23%2Fadvent-of-code2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbb29c6627dd7d2a8d43e92aab19c5a560eea634
[INFO] checking BlueDragon23/advent-of-code2020/cbb29c6627dd7d2a8d43e92aab19c5a560eea634 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlueDragon23%2Fadvent-of-code2020" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BlueDragon23/advent-of-code2020 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BlueDragon23/advent-of-code2020
[INFO] finished tweaking git repo https://github.com/BlueDragon23/advent-of-code2020
[INFO] tweaked toml for git repo https://github.com/BlueDragon23/advent-of-code2020 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BlueDragon23/advent-of-code2020 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reformation v0.5.3
[INFO] [stderr]   Downloaded reformation_derive v0.5.2
[INFO] [stderr]   Downloaded derive_more v0.99.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e68bc008e0180fcef1f2087a39b07f4ea80b2294685c25d2ce7b881d2cfd5fd
[INFO] running `Command { std: "docker" "start" "-a" "6e68bc008e0180fcef1f2087a39b07f4ea80b2294685c25d2ce7b881d2cfd5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e68bc008e0180fcef1f2087a39b07f4ea80b2294685c25d2ce7b881d2cfd5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e68bc008e0180fcef1f2087a39b07f4ea80b2294685c25d2ce7b881d2cfd5fd", kill_on_drop: false }`
[INFO] [stdout] 6e68bc008e0180fcef1f2087a39b07f4ea80b2294685c25d2ce7b881d2cfd5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9d7dc375e15bb634adbad2074e122a2353d42d894460943a78819b8635838d8
[INFO] running `Command { std: "docker" "start" "-a" "f9d7dc375e15bb634adbad2074e122a2353d42d894460943a78819b8635838d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling reformation_derive v0.5.2
[INFO] [stderr]     Checking reformation v0.5.3
[INFO] [stderr]     Checking advent-of-code2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_map_while` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/bin/day19.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_while)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `row` and `col` are never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Coordinate {
[INFO] [stdout]   |        ---------- fields in this struct
[INFO] [stdout] 8 |     row: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 9 |     col: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Coordinate` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: fields `row` and `col` are never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Coordinate {
[INFO] [stdout]   |        ---------- fields in this struct
[INFO] [stdout] 8 |     row: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 9 |     col: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Coordinate` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: the feature `iter_map_while` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/bin/day19.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_map_while)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `Command { std: "docker" "inspect" "f9d7dc375e15bb634adbad2074e122a2353d42d894460943a78819b8635838d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d7dc375e15bb634adbad2074e122a2353d42d894460943a78819b8635838d8", kill_on_drop: false }`
[INFO] [stdout] f9d7dc375e15bb634adbad2074e122a2353d42d894460943a78819b8635838d8