[INFO] cloning repository https://github.com/Zlakesyx/rusty_neuralnet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zlakesyx/rusty_neuralnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZlakesyx%2Frusty_neuralnet", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZlakesyx%2Frusty_neuralnet'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e48d0d8d6f8d0adf46a44ac71aa78506e5706b60 [INFO] checking Zlakesyx/rusty_neuralnet/e48d0d8d6f8d0adf46a44ac71aa78506e5706b60 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZlakesyx%2Frusty_neuralnet" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Zlakesyx/rusty_neuralnet on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Zlakesyx/rusty_neuralnet [INFO] finished tweaking git repo https://github.com/Zlakesyx/rusty_neuralnet [INFO] tweaked toml for git repo https://github.com/Zlakesyx/rusty_neuralnet written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Zlakesyx/rusty_neuralnet already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 707c94c71be788874b412e32abd5bbecc79485827e41a6ba0a4de485ef67bc37 [INFO] running `Command { std: "docker" "start" "-a" "707c94c71be788874b412e32abd5bbecc79485827e41a6ba0a4de485ef67bc37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "707c94c71be788874b412e32abd5bbecc79485827e41a6ba0a4de485ef67bc37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "707c94c71be788874b412e32abd5bbecc79485827e41a6ba0a4de485ef67bc37", kill_on_drop: false }` [INFO] [stdout] 707c94c71be788874b412e32abd5bbecc79485827e41a6ba0a4de485ef67bc37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a95ce1a997fe3f09c28f4f1be4bf6d40a3c92265e485f9bbefb29d63fd16b90 [INFO] running `Command { std: "docker" "start" "-a" "7a95ce1a997fe3f09c28f4f1be4bf6d40a3c92265e485f9bbefb29d63fd16b90", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking neuralnet v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SIGMOID` [INFO] [stdout] --> src/network.rs:2:30 [INFO] [stdout] | [INFO] [stdout] 2 | activation::{Activation, SIGMOID}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `zero` and `from_vec_2d` are never used [INFO] [stdout] --> src/matrix.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Matrix { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn zero(rows: usize, cols: usize) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn from_vec_2d(data: Vec>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/activation.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let x = 1.0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | write!(f, "\nrows: {}, cols: {}", self.rows, self.cols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | write!(f, "\n{}\n", spacer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | write!(f, "|"); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | write!(f, " {} |", self.data[row * self.cols + col]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `zero` and `from_vec_2d` are never used [INFO] [stdout] --> src/matrix.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Matrix { [INFO] [stdout] | ----------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn zero(rows: usize, cols: usize) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn from_vec_2d(data: Vec>) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | write!(f, "\nrows: {}, cols: {}", self.rows, self.cols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | write!(f, "\n{}\n", spacer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | write!(f, "|"); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | write!(f, " {} |", self.data[row * self.cols + col]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/matrix.rs:183:13 [INFO] [stdout] | [INFO] [stdout] 183 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "7a95ce1a997fe3f09c28f4f1be4bf6d40a3c92265e485f9bbefb29d63fd16b90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a95ce1a997fe3f09c28f4f1be4bf6d40a3c92265e485f9bbefb29d63fd16b90", kill_on_drop: false }` [INFO] [stdout] 7a95ce1a997fe3f09c28f4f1be4bf6d40a3c92265e485f9bbefb29d63fd16b90