[INFO] cloning repository https://github.com/complexityclass/RustML [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/complexityclass/RustML" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomplexityclass%2FRustML", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomplexityclass%2FRustML'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] da9a88d4d11402107965ee8a65aa02ccc4812ffe [INFO] checking complexityclass/RustML against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomplexityclass%2FRustML" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/description' to '/workspace/builds/worker-0-tc2/source/.git/description': No space left on device [INFO] checking complexityclass/RustML against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomplexityclass%2FRustML" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/description' to '/workspace/builds/worker-0-tc2/source/.git/description': No space left on device [INFO] checking complexityclass/RustML against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomplexityclass%2FRustML" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] error: copy-fd: write returned: No space left on device [INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/description' to '/workspace/builds/worker-0-tc2/source/.git/description': No space left on device [INFO] checking complexityclass/RustML against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomplexityclass%2FRustML" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/complexityclass/RustML [INFO] finished tweaking git repo https://github.com/complexityclass/RustML [INFO] tweaked toml for git repo https://github.com/complexityclass/RustML written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/complexityclass/RustML on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/complexityclass/RustML 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" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe2ad3eee81328cb257a4773bbb2dde50806dd8c2ac9489ca5ec46418d0bf39e [INFO] running `Command { std: "docker" "start" "-a" "fe2ad3eee81328cb257a4773bbb2dde50806dd8c2ac9489ca5ec46418d0bf39e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe2ad3eee81328cb257a4773bbb2dde50806dd8c2ac9489ca5ec46418d0bf39e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe2ad3eee81328cb257a4773bbb2dde50806dd8c2ac9489ca5ec46418d0bf39e", kill_on_drop: false }` [INFO] [stdout] fe2ad3eee81328cb257a4773bbb2dde50806dd8c2ac9489ca5ec46418d0bf39e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e408141045a2f253d0e7418470ae37084521ca4ba4d0c88f82c1616027b244be [INFO] running `Command { std: "docker" "start" "-a" "e408141045a2f253d0e7418470ae37084521ca4ba4d0c88f82c1616027b244be", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde v1.0.158 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking csv v1.2.1 [INFO] [stderr] Checking RustML v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::f64::consts` [INFO] [stdout] --> src/shallow/gradient_descent_single_param.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::repeat` [INFO] [stdout] --> src/shallow/gradient_descent_single_param.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::repeat; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ArrayView2` [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use ndarray::{s, Array2, ArrayView2}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts` [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::f64::consts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts` [INFO] [stdout] --> src/shallow/gradient_descent_single_param.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::repeat` [INFO] [stdout] --> src/shallow/gradient_descent_single_param.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::repeat; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/shallow/gradient_descent_single_param.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ArrayView2` [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:1:26 [INFO] [stdout] | [INFO] [stdout] 1 | use ndarray::{s, Array2, ArrayView2}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts` [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::f64::consts; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ndarray::array` [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | use ndarray::array; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gradient_descent` is never used [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn gradient_descent( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_cost` is never used [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn compute_cost( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_gradient` is never used [INFO] [stdout] --> src/shallow/gradient_descent_multi.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn compute_gradient( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/kaggle/house_pricing.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | predict(w, b); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 11 | let _ = predict(w, b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/kaggle/house_pricing.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | predict(w, b); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 11 | let _ = predict(w, b); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.64s [INFO] running `Command { std: "docker" "inspect" "e408141045a2f253d0e7418470ae37084521ca4ba4d0c88f82c1616027b244be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e408141045a2f253d0e7418470ae37084521ca4ba4d0c88f82c1616027b244be", kill_on_drop: false }` [INFO] [stdout] e408141045a2f253d0e7418470ae37084521ca4ba4d0c88f82c1616027b244be