[INFO] cloning repository https://github.com/ipriyam26/Gradient_Descent_RustScratch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ipriyam26/Gradient_Descent_RustScratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipriyam26%2FGradient_Descent_RustScratch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipriyam26%2FGradient_Descent_RustScratch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dcc13c023e01fd082b1bac3d908a4449b27c6fc [INFO] building ipriyam26/Gradient_Descent_RustScratch against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipriyam26%2FGradient_Descent_RustScratch" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ipriyam26/Gradient_Descent_RustScratch on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ipriyam26/Gradient_Descent_RustScratch [INFO] finished tweaking git repo https://github.com/ipriyam26/Gradient_Descent_RustScratch [INFO] tweaked toml for git repo https://github.com/ipriyam26/Gradient_Descent_RustScratch written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ipriyam26/Gradient_Descent_RustScratch 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f819abb12e899a12c98c2f9c5fa41474bef80dc0ad11776155a925a4d1f65cd6 [INFO] running `Command { std: "docker" "start" "-a" "f819abb12e899a12c98c2f9c5fa41474bef80dc0ad11776155a925a4d1f65cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f819abb12e899a12c98c2f9c5fa41474bef80dc0ad11776155a925a4d1f65cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f819abb12e899a12c98c2f9c5fa41474bef80dc0ad11776155a925a4d1f65cd6", kill_on_drop: false }` [INFO] [stdout] f819abb12e899a12c98c2f9c5fa41474bef80dc0ad11776155a925a4d1f65cd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d542caf7090d474e156040503be72d1c0ebfa2f56b4e8db06010eee102acb729 [INFO] running `Command { std: "docker" "start" "-a" "d542caf7090d474e156040503be72d1c0ebfa2f56b4e8db06010eee102acb729", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y_actual` [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let y_actual:Vec = numbers.iter().map( [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_actual` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y_pred` [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let y_pred = predict(numbers, m_trial, c_trial); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_pred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `meanSquaredLoss` is never used [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `meanSquaredLoss` should have a snake case name [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `mean_squared_loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `yPred` should have a snake case name [INFO] [stdout] --> src/main.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `y_pred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `yActual` should have a snake case name [INFO] [stdout] --> src/main.rs:7:36 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `y_actual` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.37s [INFO] running `Command { std: "docker" "inspect" "d542caf7090d474e156040503be72d1c0ebfa2f56b4e8db06010eee102acb729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d542caf7090d474e156040503be72d1c0ebfa2f56b4e8db06010eee102acb729", kill_on_drop: false }` [INFO] [stdout] d542caf7090d474e156040503be72d1c0ebfa2f56b4e8db06010eee102acb729 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e98469c4eecad6f4985f373e33e21b720fe2ec5950ee74d7a21bd341a46bd26 [INFO] running `Command { std: "docker" "start" "-a" "6e98469c4eecad6f4985f373e33e21b720fe2ec5950ee74d7a21bd341a46bd26", kill_on_drop: false }` [INFO] [stderr] Compiling example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y_actual` [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let y_actual:Vec = numbers.iter().map( [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_actual` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y_pred` [INFO] [stdout] --> src/main.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let y_pred = predict(numbers, m_trial, c_trial); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_pred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `meanSquaredLoss` is never used [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `meanSquaredLoss` should have a snake case name [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `mean_squared_loss` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `yPred` should have a snake case name [INFO] [stdout] --> src/main.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `y_pred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `yActual` should have a snake case name [INFO] [stdout] --> src/main.rs:7:36 [INFO] [stdout] | [INFO] [stdout] 7 | fn meanSquaredLoss(yPred:Vec, yActual:Vec)->f64{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `y_actual` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "6e98469c4eecad6f4985f373e33e21b720fe2ec5950ee74d7a21bd341a46bd26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e98469c4eecad6f4985f373e33e21b720fe2ec5950ee74d7a21bd341a46bd26", kill_on_drop: false }` [INFO] [stdout] 6e98469c4eecad6f4985f373e33e21b720fe2ec5950ee74d7a21bd341a46bd26