[INFO] fetching crate thud 0.1.6...
[INFO] testing thud-0.1.6 against beta-2025-09-21 for beta-1.91-3
[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-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07ff1543faa04e7c06978c3ba6515f36439fdb8e74a23c428825af078d9f7cf9
[INFO] running `Command { std: "docker" "start" "-a" "07ff1543faa04e7c06978c3ba6515f36439fdb8e74a23c428825af078d9f7cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ff1543faa04e7c06978c3ba6515f36439fdb8e74a23c428825af078d9f7cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ff1543faa04e7c06978c3ba6515f36439fdb8e74a23c428825af078d9f7cf9", kill_on_drop: false }`
[INFO] [stdout] 07ff1543faa04e7c06978c3ba6515f36439fdb8e74a23c428825af078d9f7cf9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64277d56da265d846b4a287f53317ee50833a372c1724b8af301d0a32fc8dca4
[INFO] running `Command { std: "docker" "start" "-a" "64277d56da265d846b4a287f53317ee50833a372c1724b8af301d0a32fc8dca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thud v0.1.6 (/opt/rustwide/workdir)
[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]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[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 5.29s
[INFO] running `Command { std: "docker" "inspect" "64277d56da265d846b4a287f53317ee50833a372c1724b8af301d0a32fc8dca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64277d56da265d846b4a287f53317ee50833a372c1724b8af301d0a32fc8dca4", kill_on_drop: false }`
[INFO] [stdout] 64277d56da265d846b4a287f53317ee50833a372c1724b8af301d0a32fc8dca4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b0eee40a0627d489a1c225f2b0efc3954f385bfa48f8542d6603b163cb0529
[INFO] running `Command { std: "docker" "start" "-a" "04b0eee40a0627d489a1c225f2b0efc3954f385bfa48f8542d6603b163cb0529", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling cfg-if v1.0.3
[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]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[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 test-case v1.2.3
[INFO] [stderr]    Compiling thud v0.1.6 (/opt/rustwide/workdir)
[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]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[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 2.17s
[INFO] running `Command { std: "docker" "inspect" "04b0eee40a0627d489a1c225f2b0efc3954f385bfa48f8542d6603b163cb0529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b0eee40a0627d489a1c225f2b0efc3954f385bfa48f8542d6603b163cb0529", kill_on_drop: false }`
[INFO] [stdout] 04b0eee40a0627d489a1c225f2b0efc3954f385bfa48f8542d6603b163cb0529
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd5e6c2f979833910920d59d63c24cfdf623f7594b7051e38ef4fa8433c1b1e9
[INFO] running `Command { std: "docker" "start" "-a" "dd5e6c2f979833910920d59d63c24cfdf623f7594b7051e38ef4fa8433c1b1e9", kill_on_drop: false }`
[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]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[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] 
[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-19dee8522872bd97)
[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_0_expects_5 ... ok
[INFO] [stdout] test board::tests::adjacent::_7_14_expects_5 ... ok
[INFO] [stdout] test board::tests::adjacent::_14_7_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::cast_len::_7_6_direction_up_expects_8 ... 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::_6_6_direction_up_piece_troll_expects_3 ... ok
[INFO] [stdout] test board::tests::count_line::_5_0_direction_upleft_piece_dwarf_expects_6 ... ok
[INFO] [stdout] test board::tests::dwarf_move::_6_0_10_4_ ... ok
[INFO] [stdout] test board::tests::dwarf_move::_6_0_6_5_ ... ok
[INFO] [stdout] test board::tests::fresh_correct::_0_5_expects_piece_dwarf ... ok
[INFO] [stdout] test board::tests::cast_alone ... ok
[INFO] [stdout] test board::tests::fresh_correct::_8_8_expects_piece_troll ... ok
[INFO] [stdout] test board::tests::fresh_correct::_6_6_expects_piece_troll ... ok
[INFO] [stdout] test board::tests::troll_move::_8_7_9_7_ ... ok
[INFO] [stdout] test board::tests::dwarf_hurl::_vec_6_1_6_2_6_3_6_3_6_6_ ... 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_6_5_8_7_11_10_ ... 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::fresh_correct::_7_7_expects_piece_thudstone ... ok
[INFO] [stdout] test board::tests::count_line::_7_6_direction_right_piece_troll_expects_2 ... ok
[INFO] [stdout] test board::tests::fresh_correct::_8_7_expects_piece_troll ... ok
[INFO] [stdout] test board::tests::verify_clear::_6_7_0_7_ ... ok
[INFO] [stdout] test board::tests::dwarf_move::_4_13_12_5_ ... 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 coord::tests::diff_then_max::_7_7_8_8_expects_1 ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_7_7_9_8_expects_2 ... ok
[INFO] [stdout] test coord::tests::diff_then_max::_7_8_8_8_expects_1 ... 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::into::_0_9 ... ok
[INFO] [stdout] test coord::tests::into::_14_6 ... ok
[INFO] [stdout] test coord::tests::into::_10_2 ... ok
[INFO] [stdout] test coord::tests::into::_13_5 ... ok
[INFO] [stdout] test coord::tests::into::_9_0 ... ok
[INFO] [stdout] test coord::tests::into::_5_0 ... ok
[INFO] [stdout] test coord::tests::into::_2_3 ... 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::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 coord::tests::valid_coordinates::_6_9 ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_9_0 ... ok
[INFO] [stdout] test direction::tests::from_route::_7_7_8_8_expects_direction_upright ... ok
[INFO] [stdout] test board::tests::verify_clear::_6_6_3_3_ ... ok
[INFO] [stdout] test board::tests::dwarf_move::_1_4_0_5_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::_upleft_10_10_expects_9_11_ ... ok
[INFO] [stdout] test board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_ ... FAILED
[INFO] [stdout] test board::tests::troll_move::_8_8_7_7_panics_ - should panic ... ok
[INFO] [stdout] test direction::tests::modify::_upright_14_7_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::troll_shove::_vec_8_6_13_6_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::verify_clear::_7_7_0_7_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::troll_move::_8_8_10_10_panics_ - should panic ... ok
[INFO] [stdout] test coord::tests::valid_coordinates::_10_0_panics_no_ - 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 direction::tests::from_route::_7_7_8_9_panics_ - should panic ... ok
[INFO] [stdout] test board::tests::dwarf_move::_8_0_8_12_panics_ - should panic ... ok
[INFO] [stdout] test direction::tests::modify::_down_7_0_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_' (38) panicked at src/board/tests.rs:82:47:
[INFO] [stdout] : Obstacle(3, 10)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x625a16f50802 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x625a16f50802 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x625a16f50802 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x625a16f50802 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x625a16f60a9f - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x625a16f60a9f - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x625a16f1dd71 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x625a16f1dd71 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x625a16f29dd2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x625a16f2e91f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x625a16f2e7b1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x625a16eef37e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x625a16eef37e - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x625a16f2efdf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x625a16f2efdf - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x625a16f2ee3a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x625a16f29f09 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x625a16f1224d - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x625a16f68410 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x625a16f67ab6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x625a16ec2931 - core::result::Result<T,E>::expect::h201fc8ffd5d21395
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1178:23
[INFO] [stdout]   21:     0x625a16ec334c - thud::board::tests::dwarf_hurl::dwarf_hurl::ha50302eaa5ab105f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board/tests.rs:82:47
[INFO] [stdout]   22:     0x625a16ec35bd - thud::board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_::h4a11d1b686eb7a3d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board/tests.rs:75:1
[INFO] [stdout]   23:     0x625a16ec35e7 - thud::board::tests::dwarf_hurl::_vec_3_10_4_9_4_9_6_7_::{{closure}}::h1f2964ca65c1a527
[INFO] [stdout]                                at /opt/rustwide/workdir/src/board/tests.rs:75:59
[INFO] [stdout]   24:     0x625a16ec1956 - core::ops::function::FnOnce::call_once::hc8191c801186e167
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x625a16eef13b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x625a16eef13b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x625a16f04da5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x625a16f04da5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x625a16f04da5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   30:     0x625a16f04da5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   31:     0x625a16f04da5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x625a16f04da5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x625a16f04da5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x625a16edb594 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x625a16edb594 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   36:     0x625a16edee5a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x625a16edee5a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x625a16edee5a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   39:     0x625a16edee5a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   40:     0x625a16edee5a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x625a16edee5a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x625a16edee5a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x625a16f2506f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   44:     0x625a16f2506f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   45:     0x7a6348379aa4 - <unknown>
[INFO] [stdout]   46:     0x7a6348406a34 - 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 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "dd5e6c2f979833910920d59d63c24cfdf623f7594b7051e38ef4fa8433c1b1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5e6c2f979833910920d59d63c24cfdf623f7594b7051e38ef4fa8433c1b1e9", kill_on_drop: false }`
[INFO] [stdout] dd5e6c2f979833910920d59d63c24cfdf623f7594b7051e38ef4fa8433c1b1e9
