[INFO] fetching crate thud 0.1.6...
[INFO] testing thud-0.1.6 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate thud 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate thud 0.1.6
[INFO] finished tweaking crates.io crate thud 0.1.6
[INFO] tweaked toml for crates.io crate thud 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thud 0.1.6 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding test-case v1.2.3 (available: v3.3.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78e768079a43da533405c7a9d024c3c00d0a55134a02ac4059d745cc6f090c36
[INFO] running `Command { std: "docker" "start" "-a" "78e768079a43da533405c7a9d024c3c00d0a55134a02ac4059d745cc6f090c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78e768079a43da533405c7a9d024c3c00d0a55134a02ac4059d745cc6f090c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e768079a43da533405c7a9d024c3c00d0a55134a02ac4059d745cc6f090c36", kill_on_drop: false }`
[INFO] [stdout] 78e768079a43da533405c7a9d024c3c00d0a55134a02ac4059d745cc6f090c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 945b02381ca9390c39de53736ab89cc6fab46f73afd4851e5d72f0f59101f855
[INFO] running `Command { std: "docker" "start" "-a" "945b02381ca9390c39de53736ab89cc6fab46f73afd4851e5d72f0f59101f855", kill_on_drop: false }`
[INFO] [stderr]    Compiling thud v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `serialise`
[INFO] [stdout]  --> src/direction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[cfg_attr(feature = "serialise", derive(Serialize, Deserialize))]
[INFO] [stdout]   |            ^^^^^^^^^^-----------
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      help: there is a expected value with a similar name: `"serialize"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stdout]   = help: consider adding `serialise` 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 name: `serialize`
[INFO] [stdout]  --> src/direction.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(serialize)]
[INFO] [stdout]   |       ^^^^^^^^^ help: found config with similar value: `feature = "serialize"`
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(serialize)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serialize)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `ffi`
[INFO] [stdout]   --> src/piece.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[cfg(feature = "ffi")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stdout]    = help: consider adding `ffi` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board/mod.rs:376:13
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast<'_> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "945b02381ca9390c39de53736ab89cc6fab46f73afd4851e5d72f0f59101f855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945b02381ca9390c39de53736ab89cc6fab46f73afd4851e5d72f0f59101f855", kill_on_drop: false }`
[INFO] [stdout] 945b02381ca9390c39de53736ab89cc6fab46f73afd4851e5d72f0f59101f855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf75b544082143f8274abd6938b6af5f418de5e7ca5e95c38c53f31423d12ce3
[INFO] running `Command { std: "docker" "start" "-a" "bf75b544082143f8274abd6938b6af5f418de5e7ca5e95c38c53f31423d12ce3", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling test-case v1.2.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] warning: unexpected `cfg` condition value: `serialise`
[INFO] [stdout]  --> src/direction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[cfg_attr(feature = "serialise", derive(Serialize, Deserialize))]
[INFO] [stdout]   |            ^^^^^^^^^^-----------
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      help: there is a expected value with a similar name: `"serialize"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stdout]   = help: consider adding `serialise` 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 name: `serialize`
[INFO] [stdout]  --> src/direction.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(serialize)]
[INFO] [stdout]   |       ^^^^^^^^^ help: found config with similar value: `feature = "serialize"`
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(serialize)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serialize)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `ffi`
[INFO] [stdout]   --> src/piece.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[cfg(feature = "ffi")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stdout]    = help: consider adding `ffi` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board/mod.rs:376:13
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast<'_> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thud v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `serialise`
[INFO] [stdout]  --> src/direction.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[cfg_attr(feature = "serialise", derive(Serialize, Deserialize))]
[INFO] [stdout]   |            ^^^^^^^^^^-----------
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      help: there is a expected value with a similar name: `"serialize"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stdout]   = help: consider adding `serialise` 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 name: `serialize`
[INFO] [stdout]  --> src/direction.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(serialize)]
[INFO] [stdout]   |       ^^^^^^^^^ help: found config with similar value: `feature = "serialize"`
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(serialize)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serialize)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `ffi`
[INFO] [stdout]   --> src/piece.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[cfg(feature = "ffi")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stdout]    = help: consider adding `ffi` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/board/mod.rs:376:13
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast<'_> {
[INFO] [stdout]     |                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.43s
[INFO] running `Command { std: "docker" "inspect" "bf75b544082143f8274abd6938b6af5f418de5e7ca5e95c38c53f31423d12ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf75b544082143f8274abd6938b6af5f418de5e7ca5e95c38c53f31423d12ce3", kill_on_drop: false }`
[INFO] [stdout] bf75b544082143f8274abd6938b6af5f418de5e7ca5e95c38c53f31423d12ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e7ba98047c6d2598a06fb0a7d02dc533c258c599a2395144a7f93b815f5fe9b
[INFO] running `Command { std: "docker" "start" "-a" "6e7ba98047c6d2598a06fb0a7d02dc533c258c599a2395144a7f93b815f5fe9b", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `serialise`
[INFO] [stderr]  --> src/direction.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[cfg_attr(feature = "serialise", derive(Serialize, Deserialize))]
[INFO] [stderr]   |            ^^^^^^^^^^-----------
[INFO] [stderr]   |                      |
[INFO] [stderr]   |                      help: there is a expected value with a similar name: `"serialize"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stderr]   = help: consider adding `serialise` 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 name: `serialize`
[INFO] [stderr]  --> src/direction.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[cfg(serialize)]
[INFO] [stderr]   |       ^^^^^^^^^ help: found config with similar value: `feature = "serialize"`
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(serialize)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serialize)");` to the top of the `build.rs`
[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: unexpected `cfg` condition value: `ffi`
[INFO] [stderr]   --> src/piece.rs:23:7
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[cfg(feature = "ffi")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `serde` and `serialize`
[INFO] [stderr]    = help: consider adding `ffi` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/board/mod.rs:376:13
[INFO] [stderr]     |
[INFO] [stderr] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast {
[INFO] [stderr]     |             ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ 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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 376 |     fn cast(&self, loc: Coord, dir: Direction) -> raycast::RayCast<'_> {
[INFO] [stderr]     |                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `thud` (lib) generated 4 warnings (run `cargo fix --lib -p thud` to apply 1 suggestion)
[INFO] [stderr] warning: `thud` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thud-6851fd0b8164d82a)
[INFO] [stdout] 
[INFO] [stdout] running 72 tests
[INFO] [stdout] test board::tests::adjacent::_0_7_expects_5 ... ok
[INFO] [stdout] test board::tests::adjacent::_7_14_expects_5 ... ok
[INFO] [stdout] test board::tests::cast_len::_14_9_direction_downleft_expects_9 ... ok
[INFO] [stdout] test board::tests::cast_len::_3_6_direction_upleft_expects_3 ... ok
[INFO] [stdout] test board::tests::adjacent::_14_7_expects_5 ... ok
[INFO] [stdout] test board::tests::adjacent::_7_0_expects_5 ... ok
[INFO] [stdout] test board::tests::cast_len::_5_0_direction_down_expects_0 ... ok
[INFO] [stdout] test board::tests::count_line::_5_0_direction_up_piece_dwarf_expects_1 ... ok
[INFO] [stdout] test board::tests::count_line::_5_0_direction_upleft_piece_dwarf_expects_6 ... ok
[INFO] [stdout] test board::tests::count_line::_6_6_direction_up_piece_troll_expects_3 ... ok
[INFO] [stdout] test board::tests::count_line::_7_6_direction_right_piece_troll_expects_2 ... ok
[INFO] [stdout] test board::tests::dwarf_move::_4_13_12_5_ ... ok
[INFO] [stdout] test board::tests::dwarf_move::_6_0_10_4_ ... ok
[INFO] [stdout] test board::tests::fresh_correct::_6_6_expects_piece_troll ... ok
[INFO] [stdout] test board::tests::fresh_correct::_7_7_expects_piece_thudstone ... ok
[INFO] [stdout] test board::tests::fresh_correct::_8_7_expects_piece_troll ... ok
[INFO] [stdout] test board::tests::cast_len::_7_6_direction_up_expects_8 ... ok
[INFO] [stdout] test board::tests::dwarf_move::_6_0_6_5_ ... ok
[INFO] [stdout] test board::tests::fresh_correct::_8_8_expects_piece_troll ... ok
[INFO] [stdout] test board::tests::fresh_correct::_0_5_expects_piece_dwarf ... ok
[INFO] [stdout] test board::tests::place_piece::_8_3_piece_troll ... ok
[INFO] [stdout] test board::tests::troll_move::_8_8_9_9_ ... ok
[INFO] [stdout] test board::tests::troll_shove::_vec_3_6_4_6_5_6_8_6_13_6_ ... ok
[INFO] [stdout] test board::tests::troll_shove::_vec_6_5_8_7_11_10_ ... ok
[INFO] [stdout] test board::tests::verify_clear::_6_7_0_7_ ... ok
[INFO] [stdout] test board::tests::verify_clear::_8_0_13_5_ ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_7_7_10_7_expects_3 ... ok
[INFO] [stdout] test board::tests::troll_move::_8_7_9_7_ ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_7_7_8_8_expects_1 ... ok
[INFO] [stdout] test board::tests::verify_clear::_6_6_3_3_ ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_8_7_9_7_expects_1 ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_8_8_7_7_expects_1 ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_7_8_8_8_expects_1 ... ok
[INFO] [stdout] test coord::tests::into::_0_9 ... ok
[INFO] [stdout] test coord::tests::into::_10_2 ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_7_7_9_8_expects_2 ... ok
[INFO] [stdout] test coord::tests::into::_14_6 ... ok
[INFO] [stdout] test coord::tests::into::_5_0 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_10_2 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_13_5 ... ok
[INFO] [stdout] test coord::tests::into::_2_3 ... ok
[INFO] [stdout] test board::tests::dwarf_hurl::_vec_6_1_6_2_6_3_6_3_6_6_ ... ok
[INFO] [stdout] test coord::tests::into::_13_5 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_14_6 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_14_8 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_2_3 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_5_0 ... ok
[INFO] [stdout] test board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_ ... FAILED
[INFO] [stdout] test board::tests::dwarf_move::_1_4_0_5_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::troll_shove::_vec_3_6_4_6_5_6_8_6_12_6_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::dwarf_move::_8_0_8_12_panics_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_9_0 ... ok
[INFO] [stdout] test board::tests::troll_move::_8_8_10_10_panics_ - should panic ... ok
[INFO] [stdout] test direction::tests::from_route::_7_7_8_8_expects_direction_upright ... ok
[INFO] [stdout] test board::tests::troll_shove::_vec_8_6_13_6_panics_ - should panic ... ok
[INFO] [stdout] test direction::tests::from_route::_7_7_8_9_panics_ - should panic ... ok
[INFO] [stdout] test direction::tests::from_route::_8_7_0_7_expects_direction_left ... ok
[INFO] [stdout] test direction::tests::modify::_down_7_3_expects_7_2_ ... ok
[INFO] [stdout] test direction::tests::modify::_down_7_0_panics_ - should panic ... ok
[INFO] [stdout] test coord::tests::into::_9_0 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_10_0_panics_no_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_6_9 ... ok
[INFO] [stdout] test direction::tests::modify::_upleft_10_10_expects_9_11_ ... ok
[INFO] [stdout] test direction::tests::modify::_upright_14_7_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::cast_alone ... ok
[INFO] [stdout] test board::tests::troll_move::_8_8_7_7_panics_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_0_0_panics_no_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_14_10_panics_no_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_14_4_panics_no_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_4_0_panics_no_ - should panic ... ok
[INFO] [stdout] test direction::tests::from_route::_7_7_7_7_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::verify_clear::_7_7_0_7_panics_ - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_ stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_' (37) panicked at src/board/tests.rs:82:47:
[INFO] [stdout] : Obstacle(3, 10)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6073fc2867e2 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6073fc2867e2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6073fc2867e2 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6073fc2867e2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h47627beda0767f4c
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6073fc2968ff - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6073fc2968ff - core::fmt::write::h8a63064c67176fd8
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x6073fc2541c3 - std::io::default_write_fmt::hd4797e693c0ec256
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6073fc2541c3 - std::io::Write::write_fmt::h791e240ad2720c99
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6073fc260152 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6073fc264bef - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x6073fc264a81 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x6073fc22725e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f5a16438cee2b4e
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/alloc/src/boxed.rs:2019:9
[INFO] [stdout]   12:     0x6073fc22725e - test::test_main_with_exit_callback::{{closure}}::h9214498cef9aafc5
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6073fc2651ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb18da3e68df7464
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/alloc/src/boxed.rs:2019:9
[INFO] [stdout]   14:     0x6073fc2651ff - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x6073fc26505a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x6073fc260289 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x6073fc24896d - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x6073fc29e230 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6073fc29d8b6 - core::result::unwrap_failed::he81173b5792ad6b0
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x6073fc1fa541 - core::result::Result<T,E>::expect::h4ba00d2a5efc5fac
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x6073fc1fcd3c - thud::board::tests::dwarf_hurl::dwarf_hurl::hde470543a7176fb5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board/tests.rs:82:47
[INFO] [stdout]   22:     0x6073fc1fcfad - thud::board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_::hf5795fe26f093fb6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board/tests.rs:75:1
[INFO] [stdout]   23:     0x6073fc1fcfd7 - thud::board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_::{{closure}}::hd7a866526503e909
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board/tests.rs:75:59
[INFO] [stdout]   24:     0x6073fc201646 - core::ops::function::FnOnce::call_once::h53150ed02783e8c9
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6073fc2270ab - core::ops::function::FnOnce::call_once::h43f43c5185cf39c2
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x6073fc2270ab - test::__rust_begin_short_backtrace::hc4fa634eb2764bdc
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6073fc23b6c8 - test::run_test_in_process::{{closure}}::h9f4b799a5211b72a
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6073fc23b6c8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha572bf7dc5230a8f
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6073fc23b6c8 - std::panicking::catch_unwind::do_call::hfd6ff51f25dd177b
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x6073fc23b6c8 - std::panicking::catch_unwind::h8609b446221def5f
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x6073fc23b6c8 - std::panic::catch_unwind::h362f73cc48531e26
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6073fc23b6c8 - test::run_test_in_process::hf52fd21d696aae67
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6073fc23b6c8 - test::run_test::{{closure}}::h7e780b8354e6d007
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x6073fc214494 - test::run_test::{{closure}}::hdc2695f2276aad3e
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x6073fc214494 - std::sys::backtrace::__rust_begin_short_backtrace::h2555b2113ed90fc9
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x6073fc217dca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h99800d480987dfb6
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   37:     0x6073fc217dca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbbb69b5294b2221b
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6073fc217dca - std::panicking::catch_unwind::do_call::h495689350c27df20
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x6073fc217dca - std::panicking::catch_unwind::hf22437c51d1b3740
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x6073fc217dca - std::panic::catch_unwind::habda1a57de8231f8
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6073fc217dca - std::thread::Builder::spawn_unchecked_::{{closure}}::h5833d8dda8c7e80b
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   42:     0x6073fc217dca - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha2910283a5058402
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6073fc25b57f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he4d85cb537521972
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/alloc/src/boxed.rs:2005:9
[INFO] [stdout]   44:     0x6073fc25b57f - std::sys::thread::unix::Thread::new::thread_start::hbaf586a9e50a98cd
[INFO] [stdout]                                at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x754ae4241aa4 - <unknown>
[INFO] [stdout]   46:     0x754ae42cea64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 71 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6e7ba98047c6d2598a06fb0a7d02dc533c258c599a2395144a7f93b815f5fe9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7ba98047c6d2598a06fb0a7d02dc533c258c599a2395144a7f93b815f5fe9b", kill_on_drop: false }`
[INFO] [stdout] 6e7ba98047c6d2598a06fb0a7d02dc533c258c599a2395144a7f93b815f5fe9b
