[INFO] cloning repository https://github.com/Hobbesgoblin/vekn-seating-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hobbesgoblin/vekn-seating-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHobbesgoblin%2Fvekn-seating-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHobbesgoblin%2Fvekn-seating-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccc067c10d0afa78731a1dcb808596c4c8140ddd
[INFO] testing Hobbesgoblin/vekn-seating-generator against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHobbesgoblin%2Fvekn-seating-generator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hobbesgoblin/vekn-seating-generator
[INFO] finished tweaking git repo https://github.com/Hobbesgoblin/vekn-seating-generator
[INFO] tweaked toml for git repo https://github.com/Hobbesgoblin/vekn-seating-generator written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hobbesgoblin/vekn-seating-generator on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hobbesgoblin/vekn-seating-generator 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded phf_macros v0.11.2
[INFO] [stderr]   Downloaded thiserror-impl v2.0.0
[INFO] [stderr]   Downloaded thiserror v2.0.0
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded shuffle v0.1.7
[INFO] [stderr]   Downloaded throw v0.1.7
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded libc v0.2.162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c59bfe96b6b4bb607f1f180d1cdc637ac728573020ac8840e379a6a788b398
[INFO] running `Command { std: "docker" "start" "-a" "88c59bfe96b6b4bb607f1f180d1cdc637ac728573020ac8840e379a6a788b398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c59bfe96b6b4bb607f1f180d1cdc637ac728573020ac8840e379a6a788b398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c59bfe96b6b4bb607f1f180d1cdc637ac728573020ac8840e379a6a788b398", kill_on_drop: false }`
[INFO] [stdout] 88c59bfe96b6b4bb607f1f180d1cdc637ac728573020ac8840e379a6a788b398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93e4b9f87a9d86ef38ff48c355f0e868950b1e0c2a683295a4598da0e4d973f
[INFO] running `Command { std: "docker" "start" "-a" "f93e4b9f87a9d86ef38ff48c355f0e868950b1e0c2a683295a4598da0e4d973f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling thiserror v2.0.0
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling throw v0.1.7
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling shuffle v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.0
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling VEKN-Seating-Generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[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 variable: `pm`
[INFO] [stdout]   --> src/main.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_pm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `round`
[INFO] [stdout]   --> src/main.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_round`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `previous`
[INFO] [stdout]   --> src/main.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hints`
[INFO] [stdout]   --> src/main.rs:79:64
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_hints`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RULES` is never used
[INFO] [stdout]   --> src/main.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | static RULES: [(&str, &str, i64); 9] = [
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `OPPONENTS` is never used
[INFO] [stdout]   --> src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | static OPPONENTS: Map<i8, Set<[i8; 8]>> = phf_map! {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `player_mapping` is never used
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn player_mapping(rounds: LinkedList<Round>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `measure` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PlayerMapping` is never constructed
[INFO] [stdout]   --> src/main.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct PlayerMapping(HashMap<i32, i32>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Measure` is never constructed
[INFO] [stdout]   --> src/main.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | struct Measure();
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Score` is never constructed
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct Score();
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Round` is never constructed
[INFO] [stdout]   --> src/round.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) struct Round(Vec<Vec<i32>>);
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/round.rs:36:19
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl Round {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  36 |     pub(crate) fn from_players(players: &[i32]) -> Result<Round, RoundError> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub(crate) fn copy(round: Round) -> Round {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub(crate) fn shuffle(self) {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub(crate) fn iter_table_players(self) -> IntoIter<(usize, usize, usize, i32)> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  78 |     pub(crate) fn iter_tables(self) -> IntoIter<Vec<i32>> {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     pub(crate) fn iter_players(&self) -> impl Iterator<Item=&i32> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     pub(crate) fn tables_count(self) -> usize {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub(crate) fn players_count(self) -> usize {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub(crate) fn get_table(&self, index: usize) -> Vec<i32> {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub(crate) fn set_table(mut self, index: usize, value: Vec<i32>) {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub(crate) fn get_player(&self, index: usize) -> i32 {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub(crate) fn set_player(mut self, index: usize, value: i32) {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RoundError` is never used
[INFO] [stdout]    --> src/round.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub(crate) enum RoundError {
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "f93e4b9f87a9d86ef38ff48c355f0e868950b1e0c2a683295a4598da0e4d973f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93e4b9f87a9d86ef38ff48c355f0e868950b1e0c2a683295a4598da0e4d973f", kill_on_drop: false }`
[INFO] [stdout] f93e4b9f87a9d86ef38ff48c355f0e868950b1e0c2a683295a4598da0e4d973f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c635745d3e89928319c6a044a3877c1b1f3525a4ef2f4b88f41632c0a831d2bc
[INFO] running `Command { std: "docker" "start" "-a" "c635745d3e89928319c6a044a3877c1b1f3525a4ef2f4b88f41632c0a831d2bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling VEKN-Seating-Generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[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 variable: `pm`
[INFO] [stdout]   --> src/main.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_pm`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `round`
[INFO] [stdout]   --> src/main.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_round`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `previous`
[INFO] [stdout]   --> src/main.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hints`
[INFO] [stdout]   --> src/main.rs:79:64
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_hints`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RULES` is never used
[INFO] [stdout]   --> src/main.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | static RULES: [(&str, &str, i64); 9] = [
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `OPPONENTS` is never used
[INFO] [stdout]   --> src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | static OPPONENTS: Map<i8, Set<[i8; 8]>> = phf_map! {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `player_mapping` is never used
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn player_mapping(rounds: LinkedList<Round>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `measure` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PlayerMapping` is never constructed
[INFO] [stdout]   --> src/main.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct PlayerMapping(HashMap<i32, i32>);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Measure` is never constructed
[INFO] [stdout]   --> src/main.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | struct Measure();
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Score` is never constructed
[INFO] [stdout]   --> src/main.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct Score();
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/round.rs:58:19
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl Round {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub(crate) fn copy(round: Round) -> Round {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub(crate) fn shuffle(self) {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub(crate) fn iter_table_players(self) -> IntoIter<(usize, usize, usize, i32)> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  78 |     pub(crate) fn iter_tables(self) -> IntoIter<Vec<i32>> {
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  84 |     pub(crate) fn tables_count(self) -> usize {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub(crate) fn players_count(self) -> usize {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub(crate) fn get_table(&self, index: usize) -> Vec<i32> {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub(crate) fn set_table(mut self, index: usize, value: Vec<i32>) {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub(crate) fn get_player(&self, index: usize) -> i32 {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 125 |     pub(crate) fn set_player(mut self, index: usize, value: i32) {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IndexError` is never constructed
[INFO] [stdout]    --> src/round.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub(crate) enum RoundError {
[INFO] [stdout]     |                 ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 139 |     IndexError(),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RoundError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "c635745d3e89928319c6a044a3877c1b1f3525a4ef2f4b88f41632c0a831d2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c635745d3e89928319c6a044a3877c1b1f3525a4ef2f4b88f41632c0a831d2bc", kill_on_drop: false }`
[INFO] [stdout] c635745d3e89928319c6a044a3877c1b1f3525a4ef2f4b88f41632c0a831d2bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e1a077cc50ba23f06c4a055d60b555f1c35f02b84132640589677d86bfbb0c4
[INFO] running `Command { std: "docker" "start" "-a" "2e1a077cc50ba23f06c4a055d60b555f1c35f02b84132640589677d86bfbb0c4", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pm`
[INFO] [stderr]   --> src/main.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stderr]    |            ^^ help: if this is intentional, prefix it with an underscore: `_pm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `round`
[INFO] [stderr]   --> src/main.rs:79:31
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stderr]    |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_round`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `previous`
[INFO] [stderr]   --> src/main.rs:79:45
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stderr]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hints`
[INFO] [stderr]   --> src/main.rs:79:64
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stderr]    |                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_hints`
[INFO] [stderr] 
[INFO] [stderr] warning: static `RULES` is never used
[INFO] [stderr]   --> src/main.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | static RULES: [(&str, &str, i64); 9] = [
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static `OPPONENTS` is never used
[INFO] [stderr]   --> src/main.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | static OPPONENTS: Map<i8, Set<[i8; 8]>> = phf_map! {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `player_mapping` is never used
[INFO] [stderr]   --> src/main.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn player_mapping(rounds: LinkedList<Round>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `measure` is never used
[INFO] [stderr]   --> src/main.rs:79:4
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn measure(pm: PlayerMapping, round: Round, previous: Measure, hints: Vec<String>) -> Measure {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PlayerMapping` is never constructed
[INFO] [stderr]   --> src/main.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | struct PlayerMapping(HashMap<i32, i32>);
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Measure` is never constructed
[INFO] [stderr]   --> src/main.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 | struct Measure();
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Score` is never constructed
[INFO] [stderr]   --> src/main.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | struct Score();
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]    --> src/round.rs:58:19
[INFO] [stderr]     |
[INFO] [stderr]  35 | impl Round {
[INFO] [stderr]     | ---------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  58 |     pub(crate) fn copy(round: Round) -> Round {
[INFO] [stderr]     |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr]  61 |     pub(crate) fn shuffle(self) {
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  67 |     pub(crate) fn iter_table_players(self) -> IntoIter<(usize, usize, usize, i32)> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  78 |     pub(crate) fn iter_tables(self) -> IntoIter<Vec<i32>> {
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  84 |     pub(crate) fn tables_count(self) -> usize {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  87 |     pub(crate) fn players_count(self) -> usize {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 114 |     pub(crate) fn get_table(&self, index: usize) -> Vec<i32> {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 117 |     pub(crate) fn set_table(mut self, index: usize, value: Vec<i32>) {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 120 |     pub(crate) fn get_player(&self, index: usize) -> i32 {
[INFO] [stderr]     |                   ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 125 |     pub(crate) fn set_player(mut self, index: usize, value: i32) {
[INFO] [stderr]     |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `IndexError` is never constructed
[INFO] [stderr]    --> src/round.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 133 | pub(crate) enum RoundError {
[INFO] [stderr]     |                 ---------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 139 |     IndexError(),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `RoundError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `VEKN-Seating-Generator` (bin "VEKN-Seating-Generator" test) generated 14 warnings (run `cargo fix --bin "VEKN-Seating-Generator" -p VEKN-Seating-Generator --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/VEKN_Seating_Generator-42081054e82e0a9c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test round::test::test_round_from_19 ... ok
[INFO] [stdout] test round::test::test_err_on_staggered ... ok
[INFO] [stdout] test round::test::test_iter_players ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e1a077cc50ba23f06c4a055d60b555f1c35f02b84132640589677d86bfbb0c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1a077cc50ba23f06c4a055d60b555f1c35f02b84132640589677d86bfbb0c4", kill_on_drop: false }`
[INFO] [stdout] 2e1a077cc50ba23f06c4a055d60b555f1c35f02b84132640589677d86bfbb0c4
