[INFO] fetching crate wordfeud-solver 0.3.1...
[INFO] testing wordfeud-solver-0.3.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate wordfeud-solver 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate wordfeud-solver 0.3.1
[INFO] finished tweaking crates.io crate wordfeud-solver 0.3.1
[INFO] tweaked toml for crates.io crate wordfeud-solver 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wordfeud-solver 0.3.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wordfeud-solver 0.3.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling wordfeud-solver v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stdout]   --> src/board.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "flame_it")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stdout]    = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stdout]    --> src/board.rs:403:16
[INFO] [stdout]     |
[INFO] [stdout] 403 |     #[cfg_attr(feature = "flame_it", flame)]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stdout]     = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EMPTY`
[INFO] [stdout]   --> src/tiles.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use codes::{Code, Label, BLANK, EMPTY};
[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: `Word`
[INFO] [stdout]  --> src/wordlist.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::tiles::{Item, ItemList, List, Row, Word};
[INFO] [stdout]   |                                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `empty_row` is never read
[INFO] [stdout]   --> src/board.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Board<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 60 |     board: Grid,
[INFO] [stdout] 61 |     empty_row: Row,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trie` is never used
[INFO] [stdout]   --> src/wordlist/trievec.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Trie<T> {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn tileset(&self) -> &'a TileSet {
[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] 277 |     pub fn tileset(&self) -> &'a TileSet<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tiles/list.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn iter(&self) -> Iter<Self::Item>;
[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] 22 |     fn iter(&self) -> Iter<'_, Self::Item>;
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tiles/list.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn iter(&self) -> Iter<Self::Item> {
[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] 76 |     fn iter(&self) -> Iter<'_, Self::Item> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wordlist.rs:213:26
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren {
[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] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/wordlist/matches.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 124 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 127 |         rowdata: &'a RowData,
[INFO] [stdout]     |                   -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 130 |     ) -> Matches {
[INFO] [stdout]     |          ^^^^^^^ 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] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 130 |     ) -> Matches<'a> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
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[INFO] [stdout] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stdout]   --> src/board.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "flame_it")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stdout]    = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stdout]    --> src/board.rs:403:16
[INFO] [stdout]     |
[INFO] [stdout] 403 |     #[cfg_attr(feature = "flame_it", flame)]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stdout]     = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EMPTY`
[INFO] [stdout]   --> src/tiles.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use codes::{Code, Label, BLANK, EMPTY};
[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: `Word`
[INFO] [stdout]  --> src/wordlist.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use crate::tiles::{Item, ItemList, List, Row, Word};
[INFO] [stdout]   |                                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `empty_row` is never read
[INFO] [stdout]   --> src/board.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Board<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 60 |     board: Grid,
[INFO] [stdout] 61 |     empty_row: Row,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trie` is never used
[INFO] [stdout]   --> src/wordlist/trievec.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Trie<T> {
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn tileset(&self) -> &'a TileSet {
[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] 277 |     pub fn tileset(&self) -> &'a TileSet<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tiles/list.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn iter(&self) -> Iter<Self::Item>;
[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] 22 |     fn iter(&self) -> Iter<'_, Self::Item>;
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tiles/list.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn iter(&self) -> Iter<Self::Item> {
[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] 76 |     fn iter(&self) -> Iter<'_, Self::Item> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wordlist.rs:213:26
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren {
[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] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/wordlist/matches.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 124 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 127 |         rowdata: &'a RowData,
[INFO] [stdout]     |                   -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 130 |     ) -> Matches {
[INFO] [stdout]     |          ^^^^^^^ 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] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 130 |     ) -> Matches<'a> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.4
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling wordfeud-solver v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stdout]   --> src/board.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "flame_it")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stdout]    = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stdout]    --> src/board.rs:403:16
[INFO] [stdout]     |
[INFO] [stdout] 403 |     #[cfg_attr(feature = "flame_it", flame)]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stdout]     = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EMPTY`
[INFO] [stdout]   --> src/tiles.rs:15:37
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use codes::{Code, Label, BLANK, EMPTY};
[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 `empty_row` is never read
[INFO] [stdout]   --> src/board.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Board<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 60 |     board: Grid,
[INFO] [stdout] 61 |     empty_row: Row,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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]    --> src/board.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn tileset(&self) -> &'a TileSet {
[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] 277 |     pub fn tileset(&self) -> &'a TileSet<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tiles/list.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn iter(&self) -> Iter<Self::Item>;
[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] 22 |     fn iter(&self) -> Iter<'_, Self::Item>;
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tiles/list.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn iter(&self) -> Iter<Self::Item> {
[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] 76 |     fn iter(&self) -> Iter<'_, Self::Item> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wordlist.rs:213:26
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren {
[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] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/wordlist/matches.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 124 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 127 |         rowdata: &'a RowData,
[INFO] [stdout]     |                   -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 130 |     ) -> Matches {
[INFO] [stdout]     |          ^^^^^^^ 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] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 130 |     ) -> Matches<'a> {
[INFO] [stdout]     |                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stderr]   --> src/board.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[cfg(feature = "flame_it")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stderr]    = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `flame_it`
[INFO] [stderr]    --> src/board.rs:403:16
[INFO] [stderr]     |
[INFO] [stderr] 403 |     #[cfg_attr(feature = "flame_it", flame)]
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `bincode`, `bitintr`, `default`, `rayon`, and `serde`
[INFO] [stderr]     = help: consider adding `flame_it` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `EMPTY`
[INFO] [stderr]   --> src/tiles.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub use codes::{Code, Label, BLANK, EMPTY};
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Word`
[INFO] [stderr]  --> src/wordlist.rs:6:51
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub use crate::tiles::{Item, ItemList, List, Row, Word};
[INFO] [stderr]   |                                                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `empty_row` is never read
[INFO] [stderr]   --> src/board.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct Board<'a> {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] 60 |     board: Grid,
[INFO] [stderr] 61 |     empty_row: Row,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Trie` is never used
[INFO] [stderr]   --> src/wordlist/trievec.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub trait Trie<T> {
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/board.rs:277:20
[INFO] [stderr]     |
[INFO] [stderr] 277 |     pub fn tileset(&self) -> &'a TileSet {
[INFO] [stderr]     |                    ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 277 |     pub fn tileset(&self) -> &'a TileSet<'_> {
[INFO] [stderr]     |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tiles/list.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn iter(&self) -> Iter<Self::Item>;
[INFO] [stderr]    |             ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn iter(&self) -> Iter<'_, Self::Item>;
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tiles/list.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn iter(&self) -> Iter<Self::Item> {
[INFO] [stderr]    |             ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn iter(&self) -> Iter<'_, Self::Item> {
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wordlist.rs:213:26
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren {
[INFO] [stderr]     |                          ^^^^^               ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub fn iter_children(&self, i: usize) -> IteratorChildren<'_> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/wordlist/matches.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 124 |         &'a self,
[INFO] [stderr]     |          -- the lifetime is named here
[INFO] [stderr] ...
[INFO] [stderr] 127 |         rowdata: &'a RowData,
[INFO] [stderr]     |                   -- the lifetime is named here
[INFO] [stderr] ...
[INFO] [stderr] 130 |     ) -> Matches {
[INFO] [stderr]     |          ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 130 |     ) -> Matches<'a> {
[INFO] [stderr]     |                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `wordfeud-solver` (lib) generated 11 warnings (run `cargo fix --lib -p wordfeud-solver` to apply 7 suggestions)
[INFO] [stderr] warning: `wordfeud-solver` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wordfeud_solver-d19cf87e103e9bc3)
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test ai::tests::test_find_best_score ... ignored
[INFO] [stdout] test board::tests::test_sample_scores ... ignored
[INFO] [stdout] test board::tests::test_bingo ... ok
[INFO] [stdout] test ai::tests::test_random_sample ... ok
[INFO] [stdout] test ai::tests::test_tiles ... ok
[INFO] [stdout] test board::tests::test_board ... ok
[INFO] [stdout] test ai::tests::test_remaining_letters ... ok
[INFO] [stdout] test grid::tests::test_grid_from_array ... ok
[INFO] [stdout] test labelset::tests::test_count_ones ... ok
[INFO] [stdout] test board::tests::test_calc_word_points ... ok
[INFO] [stdout] test board::tests::test_main ... ok
[INFO] [stdout] test board::tests::test_surrounding_words ... ok
[INFO] [stdout] test board::tests::test_state ... ok
[INFO] [stdout] test board::tests::test_calc_all_word_scores ... ok
[INFO] [stdout] test board::tests::test_words ... ok
[INFO] [stdout] test labelset::tests::test_index ... ok
[INFO] [stdout] test labelset::tests::test_into ... ok
[INFO] [stdout] test labelset::tests::test_labelset ... ok
[INFO] [stdout] test labelset::tests::test_zero_highbits ... ok
[INFO] [stdout] test labelset::tests::test_labelset_iterator ... ok
[INFO] [stdout] test tiles::cell::tests::test_to_letter ... ok
[INFO] [stdout] test tilebag::tests::test_bag ... ok
[INFO] [stdout] test tiles::codec::tests::test_encode ... ok
[INFO] [stdout] test tiles::codec::tests::test_tokenize ... ok
[INFO] [stdout] test tiles::items::tests::test_iter ... ok
[INFO] [stdout] test tiles::items::tests::test_row ... ok
[INFO] [stdout] test tiles::items::tests::test_letters ... ok
[INFO] [stdout] test tiles::items::tests::test_word ... ok
[INFO] [stdout] test tilesets::tests::test_codec ... ok
[INFO] [stdout] test tilesets::tests::test_tileset ... ok
[INFO] [stdout] test wordlist::matches::test::test_get_legal_characters ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_1 ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_3 ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_2 ... ok
[INFO] [stdout] test wordlist::trievec::tests::test_trie_vec ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_4 ... ok
[INFO] [stdout] test wordlist::test::test_terminal ... ok
[INFO] [stdout] test wordlist::test::test_range ... ok
[INFO] [stdout] test wordlist::test::test_is_word ... ok
[INFO] [stdout] test wordlist::matches::test::test_words ... ok
[INFO] [stdout] test board::tests::test_tile_placement_error - should panic ... ok
[INFO] [stdout] test board::tests::test_tile_replace_error - should panic ... ok
[INFO] [stdout] test tiles::codec::tests::test_encode_error - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wordfeud_solver
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/board.rs - board::Board<'a>::with_wordlist_from_words (line 143) - compile ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::new (line 81) ... ok
[INFO] [stdout] test src/tiles/codec.rs - tiles::codec::Codec::decode (line 127) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid::default (line 110) ... ok
[INFO] [stdout] test src/tiles/codec.rs - tiles::codec::Codec::encode (line 99) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::with_wordlist_from_file (line 129) ... FAILED
[INFO] [stdout] test src/board.rs - board::Board<'a>::calc_word_points (line 426) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::calc_all_word_scores (line 550) ... ok
[INFO] [stdout] test src/tiles/tile.rs - tiles::tile::Tile::label (line 57) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::words (line 522) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::with_state_from_strings (line 200) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid::from_strings (line 137) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::is_occupied (line 284) ... ok
[INFO] [stdout] test src/tiles/codec.rs - tiles::codec::Codec::new (line 80) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::play_word (line 337) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/tiles/tile.rs - tiles::tile::Tile::wildcard_from_letter (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/board.rs - board::Board<'a>::with_wordlist_from_file (line 129) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1907) panicked at src/board.rs:8:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: ReadError { path: "../wordlists/words.txt", source: Os { code: 2, kind: NotFound, message: "No such file or directory" } }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5590489508e1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5590489508e1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5590489508e1 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5590489508e1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x559048961cea - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x559048961cea - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    6:     0x559048953d9c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x559048953d9c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x55904893a306 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x55904893a306 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x55904894c9b1 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x55904894cb6b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:815:13
[INFO] [stdout]   12:     0x55904893a3b2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:688:13
[INFO] [stdout]   13:     0x559048933329 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x55904893ab4d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stdout]   15:     0x55904896247c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5590489621f2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:1871:5
[INFO] [stdout]   17:     0x5590489056bc - rust_out[fc2a76a7d39855e1]::main
[INFO] [stdout]   18:     0x559048905e43 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x55904890561e - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   20:     0x559048905629 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   21:     0x55904894c119 - <&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x55904894c119 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   23:     0x55904894c119 - std[70759c8f55707aa4]::panicking::catch_unwind::<i32, &dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x55904894c119 - std[70759c8f55707aa4]::panic::catch_unwind::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x55904894c119 - std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x55904894c119 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   27:     0x55904894c119 - std[70759c8f55707aa4]::panicking::catch_unwind::<isize, std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x55904894c119 - std[70759c8f55707aa4]::panic::catch_unwind::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x55904894c119 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x559048905611 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stdout]   31:     0x559048905e85 - main
[INFO] [stdout]   32:     0x77e6d07f6601 - <unknown>
[INFO] [stdout]   33:     0x77e6d07f6718 - __libc_start_main
[INFO] [stdout]   34:     0x559048905525 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/board.rs - board::Board<'a>::with_wordlist_from_file (line 129)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50", kill_on_drop: false }`
[INFO] [stdout] 4787d3000b6a230147fcd8c165cebd6b2881e721c899f0f87cecb85dac69bb50
