[INFO] fetching crate promise-rs 0.3.0... [INFO] testing promise-rs-0.3.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate promise-rs 0.3.0 into /workspace/builds/worker-55/source [INFO] validating manifest of crates.io crate promise-rs 0.3.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate promise-rs 0.3.0 [INFO] finished tweaking crates.io crate promise-rs 0.3.0 [INFO] tweaked toml for crates.io crate promise-rs 0.3.0 written to /workspace/builds/worker-55/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-55/source/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/workspace/builds/worker-55/source/src/main.rs` was erroneously implicitly accepted for binary `promise`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fd3e3d2831154c5924f5073a79be8b9f040e618e3a529da4e788b7b1ef34ce09 [INFO] running `Command { std: "docker" "start" "-a" "fd3e3d2831154c5924f5073a79be8b9f040e618e3a529da4e788b7b1ef34ce09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd3e3d2831154c5924f5073a79be8b9f040e618e3a529da4e788b7b1ef34ce09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd3e3d2831154c5924f5073a79be8b9f040e618e3a529da4e788b7b1ef34ce09", kill_on_drop: false }` [INFO] [stdout] fd3e3d2831154c5924f5073a79be8b9f040e618e3a529da4e788b7b1ef34ce09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48d4a6753b2f29d3ec95f9568db6cc971e86117a2e30ef518ee5f6a1891f103a [INFO] running `Command { std: "docker" "start" "-a" "48d4a6753b2f29d3ec95f9568db6cc971e86117a2e30ef518ee5f6a1891f103a", kill_on_drop: false }` [INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other binary targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a binary target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/src/main.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autobins = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `promise`, [INFO] [stderr] please set bin.path in Cargo.toml [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling promise-rs v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0774]: `derive` may only be applied to `struct`s, `enum`s and `union`s [INFO] [stdout] --> src/lib.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | #[derive(Debug)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not applicable here [INFO] [stdout] 193 | // let mut pending_promises_threads: Vec>>>> = vec![]; [INFO] [stdout] 194 | let mut resoved_results: Vec = vec![]; [INFO] [stdout] | ---------------------------------------------- not a `struct`, `enum` or `union` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:13:22 [INFO] [stdout] | [INFO] [stdout] 13 | pub handler: Box) -> Option + Send>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 13 - pub handler: Box) -> Option + Send>, [INFO] [stdout] 13 + pub handler: Box) -> Option + Send>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:25:39 [INFO] [stdout] | [INFO] [stdout] 25 | where F: Send + 'static + Fn(&Fn(Option), &Fn(Option)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - where F: Send + 'static + Fn(&Fn(Option), &Fn(Option)) { [INFO] [stdout] 25 + where F: Send + 'static + Fn(&dyn Fn(Option), &Fn(Option)) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:25:60 [INFO] [stdout] | [INFO] [stdout] 25 | where F: Send + 'static + Fn(&Fn(Option), &Fn(Option)) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - where F: Send + 'static + Fn(&Fn(Option), &Fn(Option)) { [INFO] [stdout] 25 + where F: Send + 'static + Fn(&Fn(Option), &dyn Fn(Option)) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0774`. [INFO] [stdout] [INFO] [stderr] error: could not compile `promise-rs` due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "48d4a6753b2f29d3ec95f9568db6cc971e86117a2e30ef518ee5f6a1891f103a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48d4a6753b2f29d3ec95f9568db6cc971e86117a2e30ef518ee5f6a1891f103a", kill_on_drop: false }` [INFO] [stdout] 48d4a6753b2f29d3ec95f9568db6cc971e86117a2e30ef518ee5f6a1891f103a