[INFO] crate klondike-rs 0.3.0 is already in cache [INFO] testing klondike-rs-0.3.0 against 1.38.0 for beta-1.39-1 [INFO] extracting crate klondike-rs 0.3.0 into work/builds/worker-0/source [INFO] validating manifest of crates.io crate klondike-rs 0.3.0 on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate klondike-rs 0.3.0 [INFO] finished tweaking crates.io crate klondike-rs 0.3.0 [INFO] tweaked toml for crates.io crate klondike-rs 0.3.0 written to work/builds/worker-0/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] adf8c569dc4ee2515a1b94a05f3da6f7ec091e09d462cfebb861eb8928efe1f4 [INFO] running `"docker" "start" "-a" "adf8c569dc4ee2515a1b94a05f3da6f7ec091e09d462cfebb861eb8928efe1f4"` [INFO] [stderr] Compiling log-panics v2.0.0 [INFO] [stderr] Compiling simplelog v0.5.3 [INFO] [stderr] Compiling klondike-rs v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | #![feature(const_fn)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/foundation.rs:218:49 [INFO] [stderr] | [INFO] [stderr] 218 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/foundation.rs:263:49 [INFO] [stderr] | [INFO] [stderr] 263 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/stock.rs:156:49 [INFO] [stderr] | [INFO] [stderr] 156 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/stock.rs:191:49 [INFO] [stderr] | [INFO] [stderr] 191 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/tableaux.rs:216:49 [INFO] [stderr] | [INFO] [stderr] 216 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/tableaux.rs:273:49 [INFO] [stderr] | [INFO] [stderr] 273 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/talon.rs:184:49 [INFO] [stderr] | [INFO] [stderr] 184 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/model/area/talon.rs:228:49 [INFO] [stderr] | [INFO] [stderr] 228 | fn as_area_mut<'b>(&'b mut self) -> &'b mut Area<'a> [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Area<'a>` [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/model/card.rs:15:14 [INFO] [stderr] | [INFO] [stderr] 15 | 1...13 => Rank(value), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `klondike-rs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "adf8c569dc4ee2515a1b94a05f3da6f7ec091e09d462cfebb861eb8928efe1f4"` [INFO] running `"docker" "rm" "-f" "adf8c569dc4ee2515a1b94a05f3da6f7ec091e09d462cfebb861eb8928efe1f4"` [INFO] [stdout] adf8c569dc4ee2515a1b94a05f3da6f7ec091e09d462cfebb861eb8928efe1f4