[INFO] cloning repository https://github.com/OxygenCobalt/FromScratchTransformer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OxygenCobalt/FromScratchTransformer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOxygenCobalt%2FFromScratchTransformer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOxygenCobalt%2FFromScratchTransformer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7a19c119471c0341b3defce8275337d12f138ad
[INFO] checking OxygenCobalt/FromScratchTransformer against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOxygenCobalt%2FFromScratchTransformer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/OxygenCobalt/FromScratchTransformer
[INFO] finished tweaking git repo https://github.com/OxygenCobalt/FromScratchTransformer
[INFO] tweaked toml for git repo https://github.com/OxygenCobalt/FromScratchTransformer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/OxygenCobalt/FromScratchTransformer on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/OxygenCobalt/FromScratchTransformer 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking OxygenCobalt/FromScratchTransformer against try#6713fa75964eb229409a9c6f6f5c418423e313ff for pr-133502-22
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOxygenCobalt%2FFromScratchTransformer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/OxygenCobalt/FromScratchTransformer
[INFO] finished tweaking git repo https://github.com/OxygenCobalt/FromScratchTransformer
[INFO] tweaked toml for git repo https://github.com/OxygenCobalt/FromScratchTransformer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/OxygenCobalt/FromScratchTransformer on toolchain 6713fa75964eb229409a9c6f6f5c418423e313ff
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/OxygenCobalt/FromScratchTransformer 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" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6713fa75964eb229409a9c6f6f5c418423e313ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] 4a9a61e6a125f42e9293d14e460975f70c2b5a86db4f4a29c489dbb746b92a0f
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[INFO] [stdout] warning: unused import: `IndexedRandom`
[INFO] [stdout]  --> src/dataset/distill.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::seq::{IndexedRandom, IteratorRandom};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IndexedRandom`
[INFO] [stdout]  --> src/dataset/distill.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::seq::{IndexedRandom, IteratorRandom};
[INFO] [stdout]   |                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Th` is never used
[INFO] [stdout]    --> src/tensor/mod.rs:131:10
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub enum Th {
[INFO] [stdout]     |          ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Tanh` is never constructed
[INFO] [stdout]     --> src/tensor/cpu.rs:1131:5
[INFO] [stdout]      |
[INFO] [stdout] 1104 | enum Operation {
[INFO] [stdout]      |      --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 1131 |     Tanh {
[INFO] [stdout]      |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `par_iter` is never used
[INFO] [stdout]   --> src/dataset/mod.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl <E: Send + Sync> Test<E> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] 90 |     pub fn par_iter(&self) -> impl ParallelIterator<Item=&E> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ValidationSet` is never used
[INFO] [stdout]   --> src/dataset/mod.rs:94:11
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub trait ValidationSet {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `map` are never used
[INFO] [stdout]    --> src/dataset/mod.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl <E> Validation<E> {
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout] 102 |     pub fn new(data: Vec<E>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn map<F: Iterator<Item=G>, G>(self, remapper: impl Fn(E) -> F) -> Validation<G> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `par_iter` is never used
[INFO] [stdout]    --> src/dataset/mod.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl <E: Send + Sync> Validation<E> {
[INFO] [stdout]     | ----------------------------------- method in this implementation
[INFO] [stdout] 125 |     pub fn par_iter(&self) -> impl ParallelIterator<Item=&E> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WikiText103` is never constructed
[INFO] [stdout]   --> src/dataset/wikitext.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct WikiText103(pub PathBuf);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `validation` is never used
[INFO] [stdout]   --> src/dataset/distill.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Distill {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn validation<T>(&self, validation: Validation<T>) -> Validation<T> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `backward` is never used
[INFO] [stdout]   --> src/ml/language.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub trait Tokenizer {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn backward(&self, tokens: &[usize]) -> Option<String>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `read` is never used
[INFO] [stdout]    --> src/ml/nn.rs:856:8
[INFO] [stdout]     |
[INFO] [stdout] 851 | impl <T: TensorIO> Embeddings<T> {
[INFO] [stdout]     | -------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 856 |     fn read(read: &mut impl Read) -> io::Result<Self> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Tanh` is never constructed
[INFO] [stdout]     --> src/tensor/cpu.rs:1131:5
[INFO] [stdout]      |
[INFO] [stdout] 1104 | enum Operation {
[INFO] [stdout]      |      --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 1131 |     Tanh {
[INFO] [stdout]      |     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `par_iter` is never used
[INFO] [stdout]   --> src/dataset/mod.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl <E: Send + Sync> Test<E> {
[INFO] [stdout]    | ----------------------------- method in this implementation
[INFO] [stdout] 90 |     pub fn par_iter(&self) -> impl ParallelIterator<Item=&E> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ValidationSet` is never used
[INFO] [stdout]   --> src/dataset/mod.rs:94:11
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub trait ValidationSet {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `map` are never used
[INFO] [stdout]    --> src/dataset/mod.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl <E> Validation<E> {
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout] 102 |     pub fn new(data: Vec<E>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn map<F: Iterator<Item=G>, G>(self, remapper: impl Fn(E) -> F) -> Validation<G> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `par_iter` is never used
[INFO] [stdout]    --> src/dataset/mod.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl <E: Send + Sync> Validation<E> {
[INFO] [stdout]     | ----------------------------------- method in this implementation
[INFO] [stdout] 125 |     pub fn par_iter(&self) -> impl ParallelIterator<Item=&E> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WikiText103` is never constructed
[INFO] [stdout]   --> src/dataset/wikitext.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct WikiText103(pub PathBuf);
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `validation` is never used
[INFO] [stdout]   --> src/dataset/distill.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Distill {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn validation<T>(&self, validation: Validation<T>) -> Validation<T> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `backward` is never used
[INFO] [stdout]   --> src/ml/language.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub trait Tokenizer {
[INFO] [stdout]    |           --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn backward(&self, tokens: &[usize]) -> Option<String>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `read` is never used
[INFO] [stdout]    --> src/ml/nn.rs:856:8
[INFO] [stdout]     |
[INFO] [stdout] 851 | impl <T: TensorIO> Embeddings<T> {
[INFO] [stdout]     | -------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 856 |     fn read(read: &mut impl Read) -> io::Result<Self> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.52s
[INFO] running `Command { std: "docker" "inspect" "4a9a61e6a125f42e9293d14e460975f70c2b5a86db4f4a29c489dbb746b92a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9a61e6a125f42e9293d14e460975f70c2b5a86db4f4a29c489dbb746b92a0f", kill_on_drop: false }`
[INFO] [stdout] 4a9a61e6a125f42e9293d14e460975f70c2b5a86db4f4a29c489dbb746b92a0f
