[INFO] cloning repository https://github.com/slavam2605/cnn [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slavam2605/cnn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslavam2605%2Fcnn"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslavam2605%2Fcnn'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8496c7182ebd52c1c763aee0475dcc01df866de7 [INFO] testing slavam2605/cnn against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslavam2605%2Fcnn" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/slavam2605/cnn on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/slavam2605/cnn [INFO] finished tweaking git repo https://github.com/slavam2605/cnn [INFO] tweaked toml for git repo https://github.com/slavam2605/cnn written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/slavam2605/cnn already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 43661c74946e0dfe3351c0c38e1e12942398faac239faccbcdb3f49096ed6439 [INFO] running `"docker" "start" "-a" "43661c74946e0dfe3351c0c38e1e12942398faac239faccbcdb3f49096ed6439"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling cnn v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(associated_type_defaults)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(box_syntax)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stderr] --> src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cnn.rs:30:32 [INFO] [stderr] | [INFO] [stderr] 30 | layers: Vec>>> [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkLayer` [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/cnn.rs:39:35 [INFO] [stderr] | [INFO] [stderr] 39 | let layer: Rc>> = Rc::new(RefCell::new(box FullLayer::new(2, &result.layers[0]))); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkLayer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cnn.rs:41:35 [INFO] [stderr] | [INFO] [stderr] 41 | let layer: Rc>> = Rc::new(RefCell::new(box FullLayer::new(2, &result.layers[1]))); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkLayer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cnn.rs:43:35 [INFO] [stderr] | [INFO] [stderr] 43 | let layer: Rc>> = Rc::new(RefCell::new(box FullLayer::new(2, &result.layers[2]))); [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkLayer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/full_layer.rs:9:26 [INFO] [stderr] | [INFO] [stderr] 9 | prev: Rc>>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkLayer` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/full_layer.rs:19:48 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn new(n: usize, prev: &Rc>>) -> FullLayer { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkLayer` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 6 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `cnn`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "43661c74946e0dfe3351c0c38e1e12942398faac239faccbcdb3f49096ed6439"` [INFO] running `"docker" "rm" "-f" "43661c74946e0dfe3351c0c38e1e12942398faac239faccbcdb3f49096ed6439"` [INFO] [stdout] 43661c74946e0dfe3351c0c38e1e12942398faac239faccbcdb3f49096ed6439