[INFO] cloning repository https://github.com/devsosin/micrograd-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devsosin/micrograd-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsosin%2Fmicrograd-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsosin%2Fmicrograd-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4840073aeaa7138d4ba86e13d75acd3b1e0d892
[INFO] checking devsosin/micrograd-rust against try#d8be25549d5418405531341b4be6d8538fc3c42e for pr-156160-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsosin%2Fmicrograd-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/devsosin/micrograd-rust
[INFO] finished tweaking git repo https://github.com/devsosin/micrograd-rust
[INFO] tweaked toml for git repo https://github.com/devsosin/micrograd-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/devsosin/micrograd-rust on toolchain d8be25549d5418405531341b4be6d8538fc3c42e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/devsosin/micrograd-rust 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" "+d8be25549d5418405531341b4be6d8538fc3c42e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:fd22e2154e7db748230f413534f3a6d034160c9d2b7c14b90fba4e9bfc1a36d4" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa
[INFO] running `Command { std: "docker" "start" "81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.37
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rust-micrograd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/derivative.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut a = 2.0;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/derivative.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut b = -3.0;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]   --> tests/back_propagation.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let L = d * f;
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L1` should have a snake case name
[INFO] [stdout]   --> tests/back_propagation.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let L1 = L.data();
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L2` should have a snake case name
[INFO] [stdout]   --> tests/back_propagation.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let L2 = L.data() + h;
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `l2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L1` should have a snake case name
[INFO] [stdout]   --> tests/back_propagation.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let L1 = d * f;
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L2` should have a snake case name
[INFO] [stdout]   --> tests/back_propagation.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let L2 = d * f;
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `l2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]   --> tests/training.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let L = &d * &f; // -8.0 (기존 값)
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa", kill_on_drop: false }`
[INFO] [stdout] 81434f30174e3f1b3febfabcd62445a0de4be1c6c93d3527596d3651f3bb6caa
