[INFO] fetching crate rusty-gradients 0.1.1...
[INFO] building rusty-gradients-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rusty-gradients 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rusty-gradients 0.1.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rusty-gradients 0.1.1
[INFO] tweaked toml for crates.io crate rusty-gradients 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty-gradients 0.1.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusty-gradients 0.1.1 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 963276f9bbac4424237efd78c04a0aa475de35868c17b4e7f75ee47422c8f844
[INFO] running `Command { std: "docker" "start" "-a" "963276f9bbac4424237efd78c04a0aa475de35868c17b4e7f75ee47422c8f844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "963276f9bbac4424237efd78c04a0aa475de35868c17b4e7f75ee47422c8f844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963276f9bbac4424237efd78c04a0aa475de35868c17b4e7f75ee47422c8f844", kill_on_drop: false }`
[INFO] [stdout] 963276f9bbac4424237efd78c04a0aa475de35868c17b4e7f75ee47422c8f844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 685d5f796ac33cf5dfa49e366ead11d2f457ad13f232b616e3bf553178471623
[INFO] running `Command { std: "docker" "start" "-a" "685d5f796ac33cf5dfa49e366ead11d2f457ad13f232b616e3bf553178471623", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling syn v2.0.106
[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 num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling rusty-gradients v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/nn/attention.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::Mul;
[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: `Add`
[INFO] [stdout]  --> src/models/gpt.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Add};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/losses/bce.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mul`
[INFO] [stdout]  --> src/losses/bce.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/bin/knowledge_manager.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{Read, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.76s
[INFO] running `Command { std: "docker" "inspect" "685d5f796ac33cf5dfa49e366ead11d2f457ad13f232b616e3bf553178471623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685d5f796ac33cf5dfa49e366ead11d2f457ad13f232b616e3bf553178471623", kill_on_drop: false }`
[INFO] [stdout] 685d5f796ac33cf5dfa49e366ead11d2f457ad13f232b616e3bf553178471623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52495c078d5e096cd6be0e023188528cb7f94b5a8454145e58dde4bdb5e5de80
[INFO] running `Command { std: "docker" "start" "-a" "52495c078d5e096cd6be0e023188528cb7f94b5a8454145e58dde4bdb5e5de80", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/nn/attention.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::Mul;
[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: `Add`
[INFO] [stdout]  --> src/models/gpt.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Add};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-gradients v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/losses/bce.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mul`
[INFO] [stdout]  --> src/losses/bce.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]   --> src/bin/knowledge_manager.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{Read, Write};
[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: `Read`
[INFO] [stdout]   --> src/bin/knowledge_manager.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::{Read, Write};
[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: `std::ops::Mul`
[INFO] [stdout]  --> src/nn/attention.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::Mul;
[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: `Add`
[INFO] [stdout]  --> src/models/gpt.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Add};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mul`
[INFO] [stdout]  --> src/losses/bce.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Add`
[INFO] [stdout]  --> src/losses/bce.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::{Add, Mul};
[INFO] [stdout]   |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "52495c078d5e096cd6be0e023188528cb7f94b5a8454145e58dde4bdb5e5de80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52495c078d5e096cd6be0e023188528cb7f94b5a8454145e58dde4bdb5e5de80", kill_on_drop: false }`
[INFO] [stdout] 52495c078d5e096cd6be0e023188528cb7f94b5a8454145e58dde4bdb5e5de80