[INFO] cloning repository https://github.com/CaioWing/Rumus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CaioWing/Rumus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaioWing%2FRumus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaioWing%2FRumus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd2e8f04e987b2e297c626a21a93bfe7901ff637
[INFO] building CaioWing/Rumus against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaioWing%2FRumus" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CaioWing/Rumus on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CaioWing/Rumus
[INFO] finished tweaking git repo https://github.com/CaioWing/Rumus
[INFO] tweaked toml for git repo https://github.com/CaioWing/Rumus written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/CaioWing/Rumus 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94ebe88ee38e1412f4d360ec388da69c2f5345fa2a8c05f84f15f78f1c53dd61
[INFO] running `Command { std: "docker" "start" "-a" "94ebe88ee38e1412f4d360ec388da69c2f5345fa2a8c05f84f15f78f1c53dd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94ebe88ee38e1412f4d360ec388da69c2f5345fa2a8c05f84f15f78f1c53dd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ebe88ee38e1412f4d360ec388da69c2f5345fa2a8c05f84f15f78f1c53dd61", kill_on_drop: false }`
[INFO] [stdout] 94ebe88ee38e1412f4d360ec388da69c2f5345fa2a8c05f84f15f78f1c53dd61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e464b1b4b102a507ca718123f14442f7e6d752a02c2f00c0d7408d972d048d09
[INFO] running `Command { std: "docker" "start" "-a" "e464b1b4b102a507ca718123f14442f7e6d752a02c2f00c0d7408d972d048d09", kill_on_drop: false }`
[INFO] [stderr]    Compiling rumus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dealloc`
[INFO] [stdout]  --> src/tensor/storage.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::alloc::{alloc, dealloc, Layout};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Device` is never used
[INFO] [stdout]  --> src/tensor/storage.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Device {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]   --> src/tensor/storage.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Storage<T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `len`, `as_slice`, and `as_mut_slice` are never used
[INFO] [stdout]   --> src/tensor/storage.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<T> Storage<T> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(size: usize, device: Device) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn as_slice(&self) -> &[T] {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn as_mut_slice(&mut self) -> &mut [T] {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TensorError` is never used
[INFO] [stdout]  --> src/tensor/tensor.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum TensorError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TensorError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tensor` is never constructed
[INFO] [stdout]   --> src/tensor/tensor.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Tensor<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tensor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "e464b1b4b102a507ca718123f14442f7e6d752a02c2f00c0d7408d972d048d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e464b1b4b102a507ca718123f14442f7e6d752a02c2f00c0d7408d972d048d09", kill_on_drop: false }`
[INFO] [stdout] e464b1b4b102a507ca718123f14442f7e6d752a02c2f00c0d7408d972d048d09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a89ea6314d06b9bb4949a39f179824176e46c1ade60c61df0238a135fd1c7bbf
[INFO] running `Command { std: "docker" "start" "-a" "a89ea6314d06b9bb4949a39f179824176e46c1ade60c61df0238a135fd1c7bbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rumus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dealloc`
[INFO] [stdout]  --> src/tensor/storage.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::alloc::{alloc, dealloc, Layout};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Device` is never used
[INFO] [stdout]  --> src/tensor/storage.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Device {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Storage` is never constructed
[INFO] [stdout]   --> src/tensor/storage.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Storage<T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `len`, `as_slice`, and `as_mut_slice` are never used
[INFO] [stdout]   --> src/tensor/storage.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<T> Storage<T> {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(size: usize, device: Device) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn as_slice(&self) -> &[T] {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn as_mut_slice(&mut self) -> &mut [T] {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TensorError` is never used
[INFO] [stdout]  --> src/tensor/tensor.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum TensorError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TensorError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tensor` is never constructed
[INFO] [stdout]   --> src/tensor/tensor.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Tensor<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tensor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dealloc`
[INFO] [stdout]  --> src/tensor/storage.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::alloc::{alloc, dealloc, Layout};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Metal` is never constructed
[INFO] [stdout]  --> src/tensor/storage.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Device {
[INFO] [stdout]   |          ------ variant in this enum
[INFO] [stdout] 6 |     CPU,
[INFO] [stdout] 7 |     Metal
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `device` is never read
[INFO] [stdout]   --> src/tensor/storage.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Storage<T> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     device: Device,     // Where the data lives (CPU/GPU/etc)
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TensorError` is never used
[INFO] [stdout]  --> src/tensor/tensor.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum TensorError {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TensorError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tensor` is never constructed
[INFO] [stdout]   --> src/tensor/tensor.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Tensor<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Tensor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a89ea6314d06b9bb4949a39f179824176e46c1ade60c61df0238a135fd1c7bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89ea6314d06b9bb4949a39f179824176e46c1ade60c61df0238a135fd1c7bbf", kill_on_drop: false }`
[INFO] [stdout] a89ea6314d06b9bb4949a39f179824176e46c1ade60c61df0238a135fd1c7bbf
