[INFO] cloning repository https://github.com/enricozb/picogpt-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enricozb/picogpt-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d7c6681b97b5e39359a247606712f0363d198c3
[INFO] checking enricozb/picogpt-rust against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricozb/picogpt-rust
[INFO] finished tweaking git repo https://github.com/enricozb/picogpt-rust
[INFO] tweaked toml for git repo https://github.com/enricozb/picogpt-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricozb/picogpt-rust on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricozb/picogpt-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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking enricozb/picogpt-rust against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricozb/picogpt-rust
[INFO] finished tweaking git repo https://github.com/enricozb/picogpt-rust
[INFO] tweaked toml for git repo https://github.com/enricozb/picogpt-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricozb/picogpt-rust on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricozb/picogpt-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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_meta v2.7.6
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded pest_generator v2.7.6
[INFO] [stderr]   Downloaded ndarray-npy v0.8.1
[INFO] [stderr]   Downloaded extend v1.2.0
[INFO] [stderr]   Downloaded pest_derive v2.7.6
[INFO] [stderr]   Downloaded pest v2.7.6
[INFO] [stderr]   Downloaded anstyle v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6
[INFO] running `Command { std: "docker" "start" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6", 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" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6", 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" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]     Checking pest v2.7.6
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling pest_meta v2.7.6
[INFO] [stderr]    Compiling pest_generator v2.7.6
[INFO] [stderr]    Compiling pest_derive v2.7.6
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking picogpt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size_vocab` and `network_width` are never read
[INFO] [stdout]   --> src/hyper_params.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct HyperParams {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub size_vocab: usize,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |   pub network_width: usize,
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ext.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn split_n(&self, num: usize) -> Result<Vec<ArrayView2<f32>>> {
[INFO] [stdout]    |              ^^^^^                            ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |              |
[INFO] [stdout]    |              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn split_n(&self, num: usize) -> Result<Vec<ArrayView2<'_, f32>>> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_vocab` and `network_width` are never read
[INFO] [stdout]   --> src/hyper_params.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct HyperParams {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub size_vocab: usize,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |   pub network_width: usize,
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ext.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn split_n(&self, num: usize) -> Result<Vec<ArrayView2<f32>>> {
[INFO] [stdout]    |              ^^^^^                            ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |              |
[INFO] [stdout]    |              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn split_n(&self, num: usize) -> Result<Vec<ArrayView2<'_, f32>>> {
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.51s
[INFO] running `Command { std: "docker" "inspect" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6", kill_on_drop: false }`
[INFO] [stdout] 9afaaca92be75d25b000bb70bcb8b4982f904f1f435d4cc8dae594b1e9f1e3c6
