[INFO] cloning repository https://github.com/bm-w/advent19-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bm-w/advent19-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbm-w%2Fadvent19-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbm-w%2Fadvent19-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9607844310ef6d248b76409e53d6950b35a516e
[INFO] testing bm-w/advent19-rs against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbm-w%2Fadvent19-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bm-w/advent19-rs on toolchain 61223975d46f794466efa832bc7562b9707ecc46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bm-w/advent19-rs
[INFO] finished tweaking git repo https://github.com/bm-w/advent19-rs
[INFO] tweaked toml for git repo https://github.com/bm-w/advent19-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bm-w/advent19-rs 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" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing bm-w/advent19-rs against try#d073071d77ce0f93b4fd8cc567a1e2b9e1b22126+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbm-w%2Fadvent19-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bm-w/advent19-rs on toolchain d073071d77ce0f93b4fd8cc567a1e2b9e1b22126
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bm-w/advent19-rs
[INFO] finished tweaking git repo https://github.com/bm-w/advent19-rs
[INFO] tweaked toml for git repo https://github.com/bm-w/advent19-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bm-w/advent19-rs 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" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 074f8fac1670e679978a721de2e2dcbed945ddc57f06697de35c6d137b923484
[INFO] running `Command { std: "docker" "start" "-a" "074f8fac1670e679978a721de2e2dcbed945ddc57f06697de35c6d137b923484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "074f8fac1670e679978a721de2e2dcbed945ddc57f06697de35c6d137b923484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074f8fac1670e679978a721de2e2dcbed945ddc57f06697de35c6d137b923484", kill_on_drop: false }`
[INFO] [stdout] 074f8fac1670e679978a721de2e2dcbed945ddc57f06697de35c6d137b923484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 762a2c9947de33f2eacf08ebf8315abb37580274a75f2824c999f27e81b0ed77
[INFO] running `Command { std: "docker" "start" "-a" "762a2c9947de33f2eacf08ebf8315abb37580274a75f2824c999f27e81b0ed77", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling indoc v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-modular v0.5.1
[INFO] [stderr]    Compiling advent19 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day03.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub(super) struct DirError(char);
[INFO] [stdout]     |                       -------- ^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DirError` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub(super) struct DirError(());
[INFO] [stdout]     |                                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day03.rs:118:7
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Dir(DirError),
[INFO] [stdout]     |         --- ^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Dir(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day03.rs:119:10
[INFO] [stdout]     |
[INFO] [stdout] 119 |         Amount(ParseIntError),
[INFO] [stdout]     |         ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 119 |         Amount(()),
[INFO] [stdout]     |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day04.rs:76:7
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Min(ParseIntError),
[INFO] [stdout]    |         --- ^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Min(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day04.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 |         Max(ParseIntError),
[INFO] [stdout]    |         --- ^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 77 |         Max(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day05.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 |     FromRaw(<isize as FromStr>::Err),
[INFO] [stdout]     |     ------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 123 |     FromRaw(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day05.rs:410:33
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub(crate) struct ParModeError(u8);
[INFO] [stdout]     |                       ------------ ^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParModeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub(crate) struct ParModeError(());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day05.rs:428:6
[INFO] [stdout]     |
[INFO] [stdout] 428 |         Op(u8),
[INFO] [stdout]     |         -- ^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 428 |         Op(()),
[INFO] [stdout]     |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/day05.rs:429:11
[INFO] [stdout]     |
[INFO] [stdout] 429 |         ParMode(Option<ParModeError>, ArgPos),
[INFO] [stdout]     |         ------- ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         fields in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 429 |         ParMode((), ()),
[INFO] [stdout]     |                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day10.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Asteroid(char)
[INFO] [stdout]     |         -------- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Asteroid(())
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day12.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |         X(ParseIntError),
[INFO] [stdout]     |         - ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 159 |         X(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day12.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Y(ParseIntError),
[INFO] [stdout]     |         - ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Y(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day12.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |         Z(ParseIntError),
[INFO] [stdout]     |         - ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 161 |         Z(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day14.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |         Quantity(ParseIntError),
[INFO] [stdout]     |         -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 126 |         Quantity(()),
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day14.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Chemical(char)
[INFO] [stdout]     |         -------- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Chemical(())
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day16.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Offset(OffsetError),
[INFO] [stdout]     |         ------ ^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Offset(()),
[INFO] [stdout]     |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day16.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Sequence(SequenceError),
[INFO] [stdout]     |         -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Sequence(()),
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day18.rs:570:8
[INFO] [stdout]     |
[INFO] [stdout] 570 |         Door(char),
[INFO] [stdout]     |         ---- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 570 |         Door(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day18.rs:571:7
[INFO] [stdout]     |
[INFO] [stdout] 571 |         Key(char),
[INFO] [stdout]     |         --- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 571 |         Key(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day21.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Internal(String),
[INFO] [stdout]    |     -------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Internal(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day22.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         CutOffset(ParseIntError),
[INFO] [stdout]     |         --------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 172 |         CutOffset(()),
[INFO] [stdout]     |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day22.rs:173:19
[INFO] [stdout]     |
[INFO] [stdout] 173 |         IncrementStride(ParseIntError),
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 173 |         IncrementStride(()),
[INFO] [stdout]     |                         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.27s
[INFO] running `Command { std: "docker" "inspect" "762a2c9947de33f2eacf08ebf8315abb37580274a75f2824c999f27e81b0ed77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762a2c9947de33f2eacf08ebf8315abb37580274a75f2824c999f27e81b0ed77", kill_on_drop: false }`
[INFO] [stdout] 762a2c9947de33f2eacf08ebf8315abb37580274a75f2824c999f27e81b0ed77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2afe98adbdec4d431bce4fea70b21f42bfa9f12cc17240702bbf8a444dc3532c
[INFO] running `Command { std: "docker" "start" "-a" "2afe98adbdec4d431bce4fea70b21f42bfa9f12cc17240702bbf8a444dc3532c", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent19 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day03.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub(super) struct DirError(char);
[INFO] [stdout]     |                       -------- ^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DirError` 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] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub(super) struct DirError(());
[INFO] [stdout]     |                                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day03.rs:118:7
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Dir(DirError),
[INFO] [stdout]     |         --- ^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 118 |         Dir(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day03.rs:119:10
[INFO] [stdout]     |
[INFO] [stdout] 119 |         Amount(ParseIntError),
[INFO] [stdout]     |         ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 119 |         Amount(()),
[INFO] [stdout]     |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day04.rs:76:7
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Min(ParseIntError),
[INFO] [stdout]    |         --- ^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 76 |         Min(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day04.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout] 77 |         Max(ParseIntError),
[INFO] [stdout]    |         --- ^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 77 |         Max(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day05.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 |     FromRaw(<isize as FromStr>::Err),
[INFO] [stdout]     |     ------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 123 |     FromRaw(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day05.rs:410:33
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub(crate) struct ParModeError(u8);
[INFO] [stdout]     |                       ------------ ^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParModeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub(crate) struct ParModeError(());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day05.rs:428:6
[INFO] [stdout]     |
[INFO] [stdout] 428 |         Op(u8),
[INFO] [stdout]     |         -- ^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 428 |         Op(()),
[INFO] [stdout]     |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/day05.rs:429:11
[INFO] [stdout]     |
[INFO] [stdout] 429 |         ParMode(Option<ParModeError>, ArgPos),
[INFO] [stdout]     |         ------- ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         fields in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 429 |         ParMode((), ()),
[INFO] [stdout]     |                 ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day10.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Asteroid(char)
[INFO] [stdout]     |         -------- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Asteroid(())
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day12.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |         X(ParseIntError),
[INFO] [stdout]     |         - ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 159 |         X(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day12.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Y(ParseIntError),
[INFO] [stdout]     |         - ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 160 |         Y(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day12.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |         Z(ParseIntError),
[INFO] [stdout]     |         - ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 161 |         Z(()),
[INFO] [stdout]     |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day14.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 |         Quantity(ParseIntError),
[INFO] [stdout]     |         -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 126 |         Quantity(()),
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day14.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Chemical(char)
[INFO] [stdout]     |         -------- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Chemical(())
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day16.rs:146:10
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Offset(OffsetError),
[INFO] [stdout]     |         ------ ^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 146 |         Offset(()),
[INFO] [stdout]     |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day16.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Sequence(SequenceError),
[INFO] [stdout]     |         -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 147 |         Sequence(()),
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day18.rs:570:8
[INFO] [stdout]     |
[INFO] [stdout] 570 |         Door(char),
[INFO] [stdout]     |         ---- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 570 |         Door(()),
[INFO] [stdout]     |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day18.rs:571:7
[INFO] [stdout]     |
[INFO] [stdout] 571 |         Key(char),
[INFO] [stdout]     |         --- ^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 571 |         Key(()),
[INFO] [stdout]     |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day21.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Internal(String),
[INFO] [stdout]    |     -------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Internal(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day22.rs:172:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |         CutOffset(ParseIntError),
[INFO] [stdout]     |         --------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 172 |         CutOffset(()),
[INFO] [stdout]     |                   ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/day22.rs:173:19
[INFO] [stdout]     |
[INFO] [stdout] 173 |         IncrementStride(ParseIntError),
[INFO] [stdout]     |         --------------- ^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 173 |         IncrementStride(()),
[INFO] [stdout]     |                         ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.59s
[INFO] running `Command { std: "docker" "inspect" "2afe98adbdec4d431bce4fea70b21f42bfa9f12cc17240702bbf8a444dc3532c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afe98adbdec4d431bce4fea70b21f42bfa9f12cc17240702bbf8a444dc3532c", kill_on_drop: false }`
[INFO] [stdout] 2afe98adbdec4d431bce4fea70b21f42bfa9f12cc17240702bbf8a444dc3532c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d073071d77ce0f93b4fd8cc567a1e2b9e1b22126" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a127ab899473e440737423920b9ad3e30dd2f9c78290ccffebc90fa4c62e9596
[INFO] running `Command { std: "docker" "start" "-a" "a127ab899473e440737423920b9ad3e30dd2f9c78290ccffebc90fa4c62e9596", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day03.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub(super) struct DirError(char);
[INFO] [stderr]     |                       -------- ^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = note: `DirError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub(super) struct DirError(());
[INFO] [stderr]     |                                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day03.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 |         Dir(DirError),
[INFO] [stderr]     |         --- ^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 118 |         Dir(()),
[INFO] [stderr]     |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day03.rs:119:10
[INFO] [stderr]     |
[INFO] [stderr] 119 |         Amount(ParseIntError),
[INFO] [stderr]     |         ------ ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 119 |         Amount(()),
[INFO] [stderr]     |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/day04.rs:76:7
[INFO] [stderr]    |
[INFO] [stderr] 76 |         Min(ParseIntError),
[INFO] [stderr]    |         --- ^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 76 |         Min(()),
[INFO] [stderr]    |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/day04.rs:77:7
[INFO] [stderr]    |
[INFO] [stderr] 77 |         Max(ParseIntError),
[INFO] [stderr]    |         --- ^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 77 |         Max(()),
[INFO] [stderr]    |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day05.rs:123:10
[INFO] [stderr]     |
[INFO] [stderr] 123 |     FromRaw(<isize as FromStr>::Err),
[INFO] [stderr]     |     ------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 123 |     FromRaw(()),
[INFO] [stderr]     |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day05.rs:410:33
[INFO] [stderr]     |
[INFO] [stderr] 410 |     pub(crate) struct ParModeError(u8);
[INFO] [stderr]     |                       ------------ ^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ParModeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 410 |     pub(crate) struct ParModeError(());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day05.rs:428:6
[INFO] [stderr]     |
[INFO] [stderr] 428 |         Op(u8),
[INFO] [stderr]     |         -- ^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 428 |         Op(()),
[INFO] [stderr]     |            ~~
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]    --> src/day05.rs:429:11
[INFO] [stderr]     |
[INFO] [stderr] 429 |         ParMode(Option<ParModeError>, ArgPos),
[INFO] [stderr]     |         ------- ^^^^^^^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         fields in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]     |
[INFO] [stderr] 429 |         ParMode((), ()),
[INFO] [stderr]     |                 ~~  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day10.rs:140:12
[INFO] [stderr]     |
[INFO] [stderr] 140 |         Asteroid(char)
[INFO] [stderr]     |         -------- ^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 140 |         Asteroid(())
[INFO] [stderr]     |                  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day12.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |         X(ParseIntError),
[INFO] [stderr]     |         - ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 159 |         X(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day12.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |         Y(ParseIntError),
[INFO] [stderr]     |         - ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 160 |         Y(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day12.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |         Z(ParseIntError),
[INFO] [stderr]     |         - ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 161 |         Z(()),
[INFO] [stderr]     |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day14.rs:126:12
[INFO] [stderr]     |
[INFO] [stderr] 126 |         Quantity(ParseIntError),
[INFO] [stderr]     |         -------- ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 126 |         Quantity(()),
[INFO] [stderr]     |                  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day14.rs:127:12
[INFO] [stderr]     |
[INFO] [stderr] 127 |         Chemical(char)
[INFO] [stderr]     |         -------- ^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 127 |         Chemical(())
[INFO] [stderr]     |                  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day16.rs:146:10
[INFO] [stderr]     |
[INFO] [stderr] 146 |         Offset(OffsetError),
[INFO] [stderr]     |         ------ ^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 146 |         Offset(()),
[INFO] [stderr]     |                ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day16.rs:147:12
[INFO] [stderr]     |
[INFO] [stderr] 147 |         Sequence(SequenceError),
[INFO] [stderr]     |         -------- ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 147 |         Sequence(()),
[INFO] [stderr]     |                  ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day18.rs:570:8
[INFO] [stderr]     |
[INFO] [stderr] 570 |         Door(char),
[INFO] [stderr]     |         ---- ^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 570 |         Door(()),
[INFO] [stderr]     |              ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day18.rs:571:7
[INFO] [stderr]     |
[INFO] [stderr] 571 |         Key(char),
[INFO] [stderr]     |         --- ^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 571 |         Key(()),
[INFO] [stderr]     |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/day21.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Internal(String),
[INFO] [stderr]    |     -------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Internal(()),
[INFO] [stderr]    |              ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day22.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |         CutOffset(ParseIntError),
[INFO] [stderr]     |         --------- ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 172 |         CutOffset(()),
[INFO] [stderr]     |                   ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/day22.rs:173:19
[INFO] [stderr]     |
[INFO] [stderr] 173 |         IncrementStride(ParseIntError),
[INFO] [stderr]     |         --------------- ^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         field in this variant
[INFO] [stderr]     |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 173 |         IncrementStride(()),
[INFO] [stderr]     |                         ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `advent19` (bin "advent19" test) generated 22 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/advent19-e174b5bacabb8d50)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test day05::tests::tests ... ok
[INFO] [stdout] test day03::parsing::tests ... ok
[INFO] [stdout] test day01::tests ... ok
[INFO] [stdout] test day08::tests ... ok
[INFO] [stdout] test day07::tests ... ok
[INFO] [stdout] test day11::tests ... ok
[INFO] [stdout] test day06::tests::tests ... ok
[INFO] [stdout] test day14::tests ... ok
[INFO] [stdout] test day02::tests ... ok
[INFO] [stdout] test day15::tests ... ok
[INFO] [stdout] test day17::tests ... ok
[INFO] [stdout] test day12::tests ... ok
[INFO] [stdout] test day10::tests ... ok
[INFO] [stdout] test day04::tests ... ok
[INFO] [stdout] test day09::tests ... ok
[INFO] [stdout] test day13::tests ... ok
[INFO] [stdout] test day22::tests ... ok
[INFO] [stdout] test day03::tests::tests ... ok
[INFO] [stdout] test day18::tests::part2 ... ok
[INFO] [stdout] test day25::tests ... ok
[INFO] [stdout] test day21::tests ... ok
[INFO] [stdout] test day24::tests ... ok
[INFO] [stdout] test day19::tests ... ok
[INFO] [stdout] test day20::tests ... ok
[INFO] [stdout] test day16::tests ... ok
[INFO] [stdout] test day18::tests::part1 ... ok
[INFO] [stdout] test day23::tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a127ab899473e440737423920b9ad3e30dd2f9c78290ccffebc90fa4c62e9596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a127ab899473e440737423920b9ad3e30dd2f9c78290ccffebc90fa4c62e9596", kill_on_drop: false }`
[INFO] [stdout] a127ab899473e440737423920b9ad3e30dd2f9c78290ccffebc90fa4c62e9596