[INFO] crate romeo 0.0.5 is already in cache [INFO] extracting crate romeo 0.0.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/romeo/0.0.5 [INFO] extracting crate romeo 0.0.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/romeo/0.0.5 [INFO] validating manifest of romeo-0.0.5 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of romeo-0.0.5 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing romeo-0.0.5 [INFO] finished frobbing romeo-0.0.5 [INFO] frobbed toml for romeo-0.0.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/romeo/0.0.5/Cargo.toml [INFO] started frobbing romeo-0.0.5 [INFO] finished frobbing romeo-0.0.5 [INFO] frobbed toml for romeo-0.0.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/romeo/0.0.5/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing romeo-0.0.5 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/romeo/0.0.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 4e143c90c319d967c4d1039999142998b150dff88fe1252b41595719f6928660 [INFO] running `"docker" "start" "-a" "4e143c90c319d967c4d1039999142998b150dff88fe1252b41595719f6928660"` [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling crossbeam-channel v0.2.6 [INFO] [stderr] Compiling romeo v0.0.5 (/opt/crater/workdir) [INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox` [INFO] [stderr] --> src/address.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::boxed::FnBox; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox` [INFO] [stderr] --> src/cell.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::boxed::FnBox; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(fnbox)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cell.rs:19:25 [INFO] [stderr] | [INFO] [stderr] 19 | actor_producer: Box A>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> 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/cell.rs:27:43 [INFO] [stderr] | [INFO] [stderr] 27 | pub(crate) fn new(actor_producer: Box A>, scheduler: Weak) -> Arc { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cell.rs:91:20 [INFO] [stderr] | [INFO] [stderr] 91 | impl PartialEq for ACell { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cell.rs:92:26 [INFO] [stderr] | [INFO] [stderr] 92 | fn eq(&self, other: &ACell) -> bool { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cell.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | impl Eq for ACell {} [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/scheduler.rs:18:27 [INFO] [stderr] | [INFO] [stderr] 18 | cells: RwLock>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/scheduler.rs:21:38 [INFO] [stderr] | [INFO] [stderr] 21 | actor_starts: Mutex>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/scheduler.rs:22:38 [INFO] [stderr] | [INFO] [stderr] 22 | actor_stops: Mutex>>, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/scheduler.rs:35:54 [INFO] [stderr] | [INFO] [stderr] 35 | pub(crate) fn register_new_cell(&self, cell: Arc) { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn ACell` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0432, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0432`. [INFO] [stderr] error: Could not compile `romeo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "4e143c90c319d967c4d1039999142998b150dff88fe1252b41595719f6928660"` [INFO] running `"docker" "rm" "-f" "4e143c90c319d967c4d1039999142998b150dff88fe1252b41595719f6928660"` [INFO] [stdout] 4e143c90c319d967c4d1039999142998b150dff88fe1252b41595719f6928660