[INFO] cloning repository https://github.com/noahmpauls/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noahmpauls/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed64fd876198df7e9d754609c201540e3fae6842
[INFO] checking noahmpauls/advent-of-code-2021 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/noahmpauls/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/noahmpauls/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/noahmpauls/advent-of-code-2021 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/noahmpauls/advent-of-code-2021 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/noahmpauls/advent-of-code-2021 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded priority-queue v1.2.1
[INFO] [stderr]   Downloaded ndarray v0.15.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7470cf8de87645df494c606b6b03f838b8cfab17f10c70c79c587d71d2937c2f
[INFO] running `Command { std: "docker" "start" "-a" "7470cf8de87645df494c606b6b03f838b8cfab17f10c70c79c587d71d2937c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7470cf8de87645df494c606b6b03f838b8cfab17f10c70c79c587d71d2937c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7470cf8de87645df494c606b6b03f838b8cfab17f10c70c79c587d71d2937c2f", kill_on_drop: false }`
[INFO] [stdout] 7470cf8de87645df494c606b6b03f838b8cfab17f10c70c79c587d71d2937c2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d94c58381270eeeb0e1bda9314ca15f330967da11e58405f50bf78877ebb0871
[INFO] running `Command { std: "docker" "start" "-a" "d94c58381270eeeb0e1bda9314ca15f330967da11e58405f50bf78877ebb0871", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling priority-queue v1.2.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking reactor_reboot v0.1.0 (/opt/rustwide/workdir/22_reactor_reboot)
[INFO] [stderr]     Checking snailfish v0.1.0 (/opt/rustwide/workdir/18_snailfish)
[INFO] [stderr]     Checking trench_map v0.1.0 (/opt/rustwide/workdir/20_trench_map)
[INFO] [stderr]     Checking giant_squid v0.1.0 (/opt/rustwide/workdir/04_giant_squid)
[INFO] [stderr]     Checking syntax_scoring v0.1.0 (/opt/rustwide/workdir/10_syntax_scoring)
[INFO] [stderr]     Checking the_treachery_of_whales v0.1.0 (/opt/rustwide/workdir/07_the_treachery_of_whales)
[INFO] [stderr]     Checking hydrothermal_venture v0.1.0 (/opt/rustwide/workdir/05_hydrothermal_venture)
[INFO] [stderr]     Checking chiton v0.1.0 (/opt/rustwide/workdir/15_chiton)
[INFO] [stderr]     Checking seven_segment_search v0.1.0 (/opt/rustwide/workdir/08_seven_segment_search)
[INFO] [stderr]     Checking passage_pathing v0.1.0 (/opt/rustwide/workdir/12_passage_pathing)
[INFO] [stderr]     Checking dive v0.1.0 (/opt/rustwide/workdir/02_dive)
[INFO] [stderr]     Checking arithmetic_logic_unit v0.1.0 (/opt/rustwide/workdir/24_arithmetic_logic_unit)
[INFO] [stderr]     Checking dirac_dice v0.1.0 (/opt/rustwide/workdir/21_dirac_dice)
[INFO] [stderr]     Checking binary_diagnostic v0.1.0 (/opt/rustwide/workdir/03_binary_diagnostic)
[INFO] [stderr]     Checking packet_decoder v0.1.0 (/opt/rustwide/workdir/16_packet_decoder)
[INFO] [stderr]     Checking lanternfish v0.1.0 (/opt/rustwide/workdir/06_lanternfish)
[INFO] [stdout] warning: struct `MemoEntry` is never constructed
[INFO] [stdout]  --> 24_arithmetic_logic_unit/src/alu.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct MemoEntry {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sea_cucumber v0.1.0 (/opt/rustwide/workdir/25_sea_cucumber)
[INFO] [stderr]     Checking trick_shot v0.1.0 (/opt/rustwide/workdir/17_trick_shot)
[INFO] [stderr]     Checking sonar_sweep v0.1.0 (/opt/rustwide/workdir/01_sonar_sweep)
[INFO] [stdout] warning: field `nums_to_wires` is never read
[INFO] [stdout]  --> 08_seven_segment_search/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SegmentDecoder {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 4 |     nums_to_wires: HashMap<u8, UnknownDigit>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dumbo_octopus v0.1.0 (/opt/rustwide/workdir/11_dumbo_octopus)
[INFO] [stderr]     Checking extended_polymerization v0.1.0 (/opt/rustwide/workdir/14_extended_polymerization)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> 16_packet_decoder/src/packet_parse.rs:183:29
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn from(packet: &str) -> LiteralBody  {
[INFO] [stdout]     |                             ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn from(packet: &str) -> LiteralBody<'_>  {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `big` is never read
[INFO] [stdout]  --> 12_passage_pathing/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CaveSystem {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     adjacency: HashMap<String, Vec<String>>,
[INFO] [stdout] 7 |     big: HashSet<String>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smoke_basin v0.1.0 (/opt/rustwide/workdir/09_smoke_basin)
[INFO] [stderr]     Checking transparent_origami v0.1.0 (/opt/rustwide/workdir/13_transparent_origami)
[INFO] [stderr]     Checking beacon_scanner v0.1.0 (/opt/rustwide/workdir/19_beacon_scanner)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> 25_sea_cucumber/src/lib.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> 07_the_treachery_of_whales/src/lib.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> 03_binary_diagnostic/src/lib.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> 17_trick_shot/src/lib.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> 12_passage_pathing/src/lib.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> 08_seven_segment_search/src/lib.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `big` is never read
[INFO] [stdout]  --> 12_passage_pathing/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CaveSystem {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     adjacency: HashMap<String, Vec<String>>,
[INFO] [stdout] 7 |     big: HashSet<String>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> 21_dirac_dice/src/lib.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> 22_reactor_reboot/src/simple.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nums_to_wires` is never read
[INFO] [stdout]  --> 08_seven_segment_search/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct SegmentDecoder {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 4 |     nums_to_wires: HashMap<u8, UnknownDigit>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> 06_lanternfish/src/lib.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> 16_packet_decoder/src/packet_parse.rs:183:29
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn from(packet: &str) -> LiteralBody  {
[INFO] [stdout]     |                             ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 183 |         pub fn from(packet: &str) -> LiteralBody<'_>  {
[INFO] [stdout]     |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> 11_dumbo_octopus/src/lib.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> 01_sonar_sweep/src/lib.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemoEntry` is never constructed
[INFO] [stdout]  --> 24_arithmetic_logic_unit/src/alu.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct MemoEntry {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.78
[INFO] [stderr]     Checking amphipod v0.1.0 (/opt/rustwide/workdir/23_amphipod)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.61s
[INFO] running `Command { std: "docker" "inspect" "d94c58381270eeeb0e1bda9314ca15f330967da11e58405f50bf78877ebb0871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94c58381270eeeb0e1bda9314ca15f330967da11e58405f50bf78877ebb0871", kill_on_drop: false }`
[INFO] [stdout] d94c58381270eeeb0e1bda9314ca15f330967da11e58405f50bf78877ebb0871
