[INFO] fetching crate rail 0.3.1... [INFO] checking rail-0.3.1 against beta for pr-78714 [INFO] extracting crate rail 0.3.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate rail 0.3.1 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rail 0.3.1 [INFO] finished tweaking crates.io crate rail 0.3.1 [INFO] tweaked toml for crates.io crate rail 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ac92c6a375dee9cc109f064610ecc1b1171ce951e05140a985bd0ee0f7c634c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2ac92c6a375dee9cc109f064610ecc1b1171ce951e05140a985bd0ee0f7c634c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ac92c6a375dee9cc109f064610ecc1b1171ce951e05140a985bd0ee0f7c634c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ac92c6a375dee9cc109f064610ecc1b1171ce951e05140a985bd0ee0f7c634c", kill_on_drop: false }` [INFO] [stdout] 2ac92c6a375dee9cc109f064610ecc1b1171ce951e05140a985bd0ee0f7c634c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ff701f2dbb25ff9d0a8a899b34df943cc4969d5374f16bb2023a1537ec8159b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4ff701f2dbb25ff9d0a8a899b34df943cc4969d5374f16bb2023a1537ec8159b", kill_on_drop: false }` [INFO] [stderr] Compiling arrayfire v3.7.2 [INFO] [stderr] Checking rail v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `arrayfire::print_gen` [INFO] [stdout] --> src/utils.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | use arrayfire::print_gen; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/functions/loss.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | pub type LossFuntion = Fn(&Matrix, &Matrix) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/functions/loss.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | pub type DLossFuntion = Fn(&Matrix, &Matrix) -> Matrix; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/functions/loss.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | pub type LossFuntionGenerator = Fn() -> (Box, Box); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Box, Box)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `print_gen` [INFO] [stdout] --> src/layers/dense.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | print_gen [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/dense.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | activation: Box Matrix>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/dense.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | dactivation: Box Matrix> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `print_gen` [INFO] [stdout] --> src/layers/conv.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | print_gen [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/conv.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | activation: Box Matrix>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/conv.rs:24:22 [INFO] [stdout] | [INFO] [stdout] 24 | dactivation: Box Matrix> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/mod.rs:10:40 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn load_layer(src: &[&str]) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:48:21 [INFO] [stdout] | [INFO] [stdout] 48 | layers: Vec>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | layers: Vec>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:64:39 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn layer(mut self, layer: Box) -> Self { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/functions/loss.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | pub type LossFuntion = Fn(&Matrix, &Matrix) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/functions/loss.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | pub type DLossFuntion = Fn(&Matrix, &Matrix) -> Matrix; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/functions/loss.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | pub type LossFuntionGenerator = Fn() -> (Box, Box); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Box, Box)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `print_gen` [INFO] [stdout] --> src/layers/dense.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | print_gen [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/dense.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | activation: Box Matrix>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/dense.rs:19:22 [INFO] [stdout] | [INFO] [stdout] 19 | dactivation: Box Matrix> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `print_gen` [INFO] [stdout] --> src/layers/conv.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | print_gen [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/conv.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | activation: Box Matrix>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/conv.rs:24:22 [INFO] [stdout] | [INFO] [stdout] 24 | dactivation: Box Matrix> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layers/mod.rs:10:40 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn load_layer(src: &[&str]) -> Box { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:48:21 [INFO] [stdout] | [INFO] [stdout] 48 | layers: Vec>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:57:21 [INFO] [stdout] | [INFO] [stdout] 57 | layers: Vec>, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/model.rs:64:39 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn layer(mut self, layer: Box) -> Self { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Layer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/model.rs:343:9 [INFO] [stdout] | [INFO] [stdout] 339 | unimplemented!(); [INFO] [stdout] | ----------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 343 | let mut fd = File::create(filename).expect("unable to create file!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/layers/conv.rs:126:24 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn deserialize(src: &[&str]) -> Box { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filename` [INFO] [stdout] --> src/model.rs:338:32 [INFO] [stdout] | [INFO] [stdout] 338 | pub fn save_weights(&self, filename: &str) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/model.rs:343:9 [INFO] [stdout] | [INFO] [stdout] 339 | unimplemented!(); [INFO] [stdout] | ----------------- any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 343 | let mut fd = File::create(filename).expect("unable to create file!"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `src` [INFO] [stdout] --> src/layers/conv.rs:126:24 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn deserialize(src: &[&str]) -> Box { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filename` [INFO] [stdout] --> src/model.rs:338:32 [INFO] [stdout] | [INFO] [stdout] 338 | pub fn save_weights(&self, filename: &str) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:95:18 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn build(mut self, init: bool) -> Result { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:315:13 [INFO] [stdout] | [INFO] [stdout] 315 | let mut lines = buf.split('\n').collect::>(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:95:18 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn build(mut self, init: bool) -> Result { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/model.rs:315:13 [INFO] [stdout] | [INFO] [stdout] 315 | let mut lines = buf.split('\n').collect::>(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `convolve_valid` [INFO] [stdout] --> src/utils.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn convolve_valid(input: &Matrix, kernel: &Matrix) -> Matrix { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.02s [INFO] running `Command { std: "docker" "inspect" "4ff701f2dbb25ff9d0a8a899b34df943cc4969d5374f16bb2023a1537ec8159b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ff701f2dbb25ff9d0a8a899b34df943cc4969d5374f16bb2023a1537ec8159b", kill_on_drop: false }` [INFO] [stdout] 4ff701f2dbb25ff9d0a8a899b34df943cc4969d5374f16bb2023a1537ec8159b