[INFO] fetching crate wordfeud-solver 0.3.1...
[INFO] testing wordfeud-solver-0.3.1 against 1.91.0 for beta-1.92-2
[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 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", 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 6.96s
[INFO] running `Command { std: "docker" "inspect" "e108839711a320a1dbbb52df7abbea523e3767e31d0cb8a35b46e010e929f7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e108839711a320a1dbbb52df7abbea523e3767e31d0cb8a35b46e010e929f7fd", kill_on_drop: false }`
[INFO] [stdout] e108839711a320a1dbbb52df7abbea523e3767e31d0cb8a35b46e010e929f7fd
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5d2583ec48fcbb39af9cb7a75f2e0cd0452fba945f880a5a590198809b2862b
[INFO] running `Command { std: "docker" "start" "-a" "c5d2583ec48fcbb39af9cb7a75f2e0cd0452fba945f880a5a590198809b2862b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[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 cast v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling unicode-width v0.1.8
[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
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[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[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 clap v2.33.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[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 20.15s
[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" "c5d2583ec48fcbb39af9cb7a75f2e0cd0452fba945f880a5a590198809b2862b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5d2583ec48fcbb39af9cb7a75f2e0cd0452fba945f880a5a590198809b2862b", kill_on_drop: false }`
[INFO] [stdout] c5d2583ec48fcbb39af9cb7a75f2e0cd0452fba945f880a5a590198809b2862b
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b6f61046cf1c8b743265f0e77fe7e173b29f4bc705db8f08db65b2a5fb7f878
[INFO] running `Command { std: "docker" "start" "-a" "7b6f61046cf1c8b743265f0e77fe7e173b29f4bc705db8f08db65b2a5fb7f878", 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 0.13s
[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-01a6befd13f4ef32)
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test ai::tests::test_find_best_score ... ignored
[INFO] [stdout] test ai::tests::test_random_sample ... ok
[INFO] [stdout] test ai::tests::test_remaining_letters ... ok
[INFO] [stdout] test ai::tests::test_tiles ... ok
[INFO] [stdout] test board::tests::test_sample_scores ... ignored
[INFO] [stdout] test board::tests::test_bingo ... ok
[INFO] [stdout] test board::tests::test_board ... ok
[INFO] [stdout] test board::tests::test_main ... ok
[INFO] [stdout] test board::tests::test_state ... ok
[INFO] [stdout] test labelset::tests::test_count_ones ... ok
[INFO] [stdout] test grid::tests::test_grid_from_array ... ok
[INFO] [stdout] test labelset::tests::test_into ... ok
[INFO] [stdout] test board::tests::test_surrounding_words ... ok
[INFO] [stdout] test labelset::tests::test_labelset_iterator ... ok
[INFO] [stdout] test labelset::tests::test_labelset ... ok
[INFO] [stdout] test labelset::tests::test_zero_highbits ... ok
[INFO] [stdout] test board::tests::test_calc_all_word_scores ... ok
[INFO] [stdout] test board::tests::test_words ... ok
[INFO] [stdout] test board::tests::test_calc_word_points ... 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_letters ... ok
[INFO] [stdout] test labelset::tests::test_index ... ok
[INFO] [stdout] test tiles::items::tests::test_word ... ok
[INFO] [stdout] test tilesets::tests::test_codec ... ok
[INFO] [stdout] test wordlist::matches::test::test_get_legal_characters ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_3 ... 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_range ... ok
[INFO] [stdout] test wordlist::test::test_terminal ... ok
[INFO] [stdout] test wordlist::matches::test::test_words ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_2 ... ok
[INFO] [stdout] test wordlist::test::test_is_word ... ok
[INFO] [stdout] test wordlist::matches::test::test_matches_1 ... ok
[INFO] [stdout] test tiles::items::tests::test_row ... ok
[INFO] [stdout] test tilesets::tests::test_tileset ... 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 0.04s
[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::encode (line 99) ... ok
[INFO] [stdout] test src/tiles/codec.rs - tiles::codec::Codec::new (line 80) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::words (line 522) ... 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/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>::is_occupied (line 284) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid::default (line 110) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::with_wordlist_from_file (line 129) ... FAILED
[INFO] [stdout] test src/tiles/codec.rs - tiles::codec::Codec::decode (line 127) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::with_state_from_strings (line 200) ... ok
[INFO] [stdout] test src/board.rs - board::Board<'a>::calc_word_points (line 426) ... ok
[INFO] [stdout] test src/grid.rs - grid::Grid::from_strings (line 137) ... 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' (518) 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:     0x5b30cd726e02 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b30cd726e02 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b30cd726e02 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b30cd726e02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b30cd736a1f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b30cd736a1f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5b30cd704971 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b30cd704971 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b30cd70a2f2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b30cd70bd2c - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5b30cd70bb86 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5b30cd70c3b5 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5b30cd70c24a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5b30cd70a429 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5b30cd6f8d1d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5b30cd73a310 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5b30cd7398c6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5b30cd6d01bc - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   18:     0x5b30cd6cf9b3 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   19:     0x5b30cd6cf8c6 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   20:     0x5b30cd6cf8a9 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   21:     0x5b30cd705d60 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x5b30cd705d60 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   23:     0x5b30cd705d60 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   24:     0x5b30cd705d60 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x5b30cd705d60 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x5b30cd705d60 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   27:     0x5b30cd705d60 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   28:     0x5b30cd705d60 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5b30cd705d60 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x5b30cd6cf891 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   31:     0x5b30cd6d0335 - main
[INFO] [stdout]   32:     0x78bdc9d5c1ca - <unknown>
[INFO] [stdout]   33:     0x78bdc9d5c28b - __libc_start_main
[INFO] [stdout]   34:     0x5b30cd6cf755 - _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 1.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7b6f61046cf1c8b743265f0e77fe7e173b29f4bc705db8f08db65b2a5fb7f878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6f61046cf1c8b743265f0e77fe7e173b29f4bc705db8f08db65b2a5fb7f878", kill_on_drop: false }`
[INFO] [stdout] 7b6f61046cf1c8b743265f0e77fe7e173b29f4bc705db8f08db65b2a5fb7f878
