[INFO] fetching crate pebble-rust 0.1.0... [INFO] testing pebble-rust-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate pebble-rust 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate pebble-rust 0.1.0 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 pebble-rust 0.1.0 [INFO] finished tweaking crates.io crate pebble-rust 0.1.0 [INFO] tweaked toml for crates.io crate pebble-rust 0.1.0 written to /workspace/builds/worker-3/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e50a0778eb0b82736c660110bb453880d8cb44e8da7d8116326aec75578941d3 [INFO] running `Command { std: "docker" "start" "-a" "e50a0778eb0b82736c660110bb453880d8cb44e8da7d8116326aec75578941d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e50a0778eb0b82736c660110bb453880d8cb44e8da7d8116326aec75578941d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e50a0778eb0b82736c660110bb453880d8cb44e8da7d8116326aec75578941d3", kill_on_drop: false }` [INFO] [stdout] e50a0778eb0b82736c660110bb453880d8cb44e8da7d8116326aec75578941d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cca78c660de90c1890b521a3be1274c70fd6d1a540c96a81127687863cbeb83e [INFO] running `Command { std: "docker" "start" "-a" "cca78c660de90c1890b521a3be1274c70fd6d1a540c96a81127687863cbeb83e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pebble-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(core_intrinsics, intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(core_intrinsics, intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pebble/layer.rs:39:33 [INFO] [stdout] | [INFO] [stdout] 39 | fn add_child(&self, layer: &ILayer); [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 39 - fn add_child(&self, layer: &ILayer); [INFO] [stdout] 39 + fn add_child(&self, layer: &dyn ILayer); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pebble/layer.rs:53:33 [INFO] [stdout] | [INFO] [stdout] 53 | fn add_child(&self, layer: &ILayer) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 53 - fn add_child(&self, layer: &ILayer) { [INFO] [stdout] 53 + fn add_child(&self, layer: &dyn ILayer) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pebble/layer.rs:89:33 [INFO] [stdout] | [INFO] [stdout] 89 | fn add_child(&self, layer: &ILayer) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 89 - fn add_child(&self, layer: &ILayer) { [INFO] [stdout] 89 + fn add_child(&self, layer: &dyn ILayer) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/pebble/layer.rs:126:33 [INFO] [stdout] | [INFO] [stdout] 126 | fn add_child(&self, layer: &ILayer) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 126 - fn add_child(&self, layer: &ILayer) { [INFO] [stdout] 126 + fn add_child(&self, layer: &dyn ILayer) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `pebble-rust` due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "cca78c660de90c1890b521a3be1274c70fd6d1a540c96a81127687863cbeb83e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cca78c660de90c1890b521a3be1274c70fd6d1a540c96a81127687863cbeb83e", kill_on_drop: false }` [INFO] [stdout] cca78c660de90c1890b521a3be1274c70fd6d1a540c96a81127687863cbeb83e