[INFO] cloning repository https://github.com/kees-jan/pylos-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kees-jan/pylos-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkees-jan%2Fpylos-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkees-jan%2Fpylos-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f7d4441ef8b4cfcd8766d0eceb24ea401018197
[INFO] testing kees-jan/pylos-rs against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkees-jan%2Fpylos-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kees-jan/pylos-rs
[INFO] finished tweaking git repo https://github.com/kees-jan/pylos-rs
[INFO] tweaked toml for git repo https://github.com/kees-jan/pylos-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kees-jan/pylos-rs on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kees-jan/pylos-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ed4c69e107cb2d938abd00ef1e4b81d27fcc0c59a65710f73304a1e585d67dc
[INFO] running `Command { std: "docker" "start" "-a" "2ed4c69e107cb2d938abd00ef1e4b81d27fcc0c59a65710f73304a1e585d67dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ed4c69e107cb2d938abd00ef1e4b81d27fcc0c59a65710f73304a1e585d67dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed4c69e107cb2d938abd00ef1e4b81d27fcc0c59a65710f73304a1e585d67dc", kill_on_drop: false }`
[INFO] [stdout] 2ed4c69e107cb2d938abd00ef1e4b81d27fcc0c59a65710f73304a1e585d67dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a901f1ba3fc4ad3c53e9c9a9d1683b1ca5874bf3a0730ffb7918cccf1bb573
[INFO] running `Command { std: "docker" "start" "-a" "a3a901f1ba3fc4ad3c53e9c9a9d1683b1ca5874bf3a0730ffb7918cccf1bb573", kill_on_drop: false }`
[INFO] [stderr]    Compiling pylos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `gc`
[INFO] [stdout]   --> src/lib.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_gc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Position<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build` and `coordinates` are never used
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Position<'_> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 18 |     fn build(gc: &GameConstants, layer: u32, x: u32, y: u32) -> PylosResult<Position> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn coordinates(&self) -> (u32, u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositionSet` is never constructed
[INFO] [stdout]   --> src/lib.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct PositionSet {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/lib.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl PositionSet {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 61 |     fn new() -> PositionSet {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn contains(&self, p: &Position) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn insert(&mut self, p: &Position) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn remove(&mut self, p: &Position) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn union(&self, other: &PositionSet) -> PositionSet {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     fn intersection(&self, other: &PositionSet) -> PositionSet {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn difference(&self, other: &PositionSet) -> PositionSet {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_position_supports` is never used
[INFO] [stdout]   --> src/lib.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_positions_for_layer_count` is never used
[INFO] [stdout]  --> src/coordinate_conversions.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn total_positions_for_layer_count(layers: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size_for_layer_0_based` is never used
[INFO] [stdout]  --> src/coordinate_conversions.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn size_for_layer_0_based(layer: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_offset_for_layer_0_based` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn bit_offset_for_layer_0_based(layer: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all_positions_for_layer_0_based` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn all_positions_for_layer_0_based(layer: u32) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `offset_from_0_based_coordinates` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn offset_from_0_based_coordinates(layer: u32, x: u32, y: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `coordinates_0_based_from_offset` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn coordinates_0_based_from_offset(offset: u32) -> (u32, u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GameConstants` is never constructed
[INFO] [stdout]   --> src/coordinate_conversions.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct GameConstants {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl GameConstants {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 51 |     pub fn build(layers: u32) -> PylosResult<GameConstants> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn build(gc: &GameConstants, layer: u32, x: u32, y: u32) -> PylosResult<Position> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ the lifetime is elided here                 ^^^^^^^^ the same lifetime is hidden 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] 18 |     fn build(gc: &GameConstants, layer: u32, x: u32, y: u32) -> PylosResult<Position<'_>> {
[INFO] [stdout]    |                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:93:30
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position<'_>, PositionSet> {
[INFO] [stdout]    |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "a3a901f1ba3fc4ad3c53e9c9a9d1683b1ca5874bf3a0730ffb7918cccf1bb573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a901f1ba3fc4ad3c53e9c9a9d1683b1ca5874bf3a0730ffb7918cccf1bb573", kill_on_drop: false }`
[INFO] [stdout] a3a901f1ba3fc4ad3c53e9c9a9d1683b1ca5874bf3a0730ffb7918cccf1bb573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7715958f57d75b4add46dbda3f3eedad72ba00cf1a5f51e88be05528225ecfa9
[INFO] running `Command { std: "docker" "start" "-a" "7715958f57d75b4add46dbda3f3eedad72ba00cf1a5f51e88be05528225ecfa9", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `gc`
[INFO] [stdout]   --> src/lib.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_gc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/lib.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Position<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build` and `coordinates` are never used
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Position<'_> {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 18 |     fn build(gc: &GameConstants, layer: u32, x: u32, y: u32) -> PylosResult<Position> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn coordinates(&self) -> (u32, u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PositionSet` is never constructed
[INFO] [stdout]   --> src/lib.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct PositionSet {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/lib.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl PositionSet {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 61 |     fn new() -> PositionSet {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn contains(&self, p: &Position) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn insert(&mut self, p: &Position) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     fn remove(&mut self, p: &Position) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn union(&self, other: &PositionSet) -> PositionSet {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     fn intersection(&self, other: &PositionSet) -> PositionSet {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn difference(&self, other: &PositionSet) -> PositionSet {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_position_supports` is never used
[INFO] [stdout]   --> src/lib.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_positions_for_layer_count` is never used
[INFO] [stdout]  --> src/coordinate_conversions.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn total_positions_for_layer_count(layers: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `size_for_layer_0_based` is never used
[INFO] [stdout]  --> src/coordinate_conversions.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn size_for_layer_0_based(layer: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bit_offset_for_layer_0_based` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn bit_offset_for_layer_0_based(layer: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `all_positions_for_layer_0_based` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn all_positions_for_layer_0_based(layer: u32) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `offset_from_0_based_coordinates` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn offset_from_0_based_coordinates(layer: u32, x: u32, y: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `coordinates_0_based_from_offset` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn coordinates_0_based_from_offset(offset: u32) -> (u32, u32, u32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GameConstants` is never constructed
[INFO] [stdout]   --> src/coordinate_conversions.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct GameConstants {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build` is never used
[INFO] [stdout]   --> src/coordinate_conversions.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl GameConstants {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 51 |     pub fn build(layers: u32) -> PylosResult<GameConstants> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn build(gc: &GameConstants, layer: u32, x: u32, y: u32) -> PylosResult<Position> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ the lifetime is elided here                 ^^^^^^^^ the same lifetime is hidden 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] 18 |     fn build(gc: &GameConstants, layer: u32, x: u32, y: u32) -> PylosResult<Position<'_>> {
[INFO] [stdout]    |                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:93:30
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position<'_>, PositionSet> {
[INFO] [stdout]    |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pylos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `gc`
[INFO] [stdout]   --> src/lib.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn get_position_supports(gc: &GameConstants) -> HashMap<Position, PositionSet> {
[INFO] [stdout]    |                          ^^ help: if this is intentional, prefix it with an underscore: `_gc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `supports`
[INFO] [stdout]    --> src/lib.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let supports = get_position_supports(&gc);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_supports`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]   --> src/lib.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | struct Board {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pylos` (lib test); 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/bin/rustc --crate-name pylos --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=e30535c6dae48564 -C extra-filename=-7ed5b386b560ce7f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcnIXQ9U/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*,libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcnIXQ9U/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/pylos-142e8343e8def07d" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pylos` (bin "pylos" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7715958f57d75b4add46dbda3f3eedad72ba00cf1a5f51e88be05528225ecfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7715958f57d75b4add46dbda3f3eedad72ba00cf1a5f51e88be05528225ecfa9", kill_on_drop: false }`
[INFO] [stdout] 7715958f57d75b4add46dbda3f3eedad72ba00cf1a5f51e88be05528225ecfa9
