[INFO] cloning repository https://github.com/yghaderi/mll-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yghaderi/mll-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyghaderi%2Fmll-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyghaderi%2Fmll-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74733e07580830ff46d7aee71007bd232289ef0b
[INFO] testing yghaderi/mll-rs against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyghaderi%2Fmll-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yghaderi/mll-rs
[INFO] finished tweaking git repo https://github.com/yghaderi/mll-rs
[INFO] tweaked toml for git repo https://github.com/yghaderi/mll-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yghaderi/mll-rs on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yghaderi/mll-rs 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "56f34164ef13f22f5bc66c5b4da7752d5d13c0d9563aa4a0e5ac4cf91401b79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56f34164ef13f22f5bc66c5b4da7752d5d13c0d9563aa4a0e5ac4cf91401b79c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f34164ef13f22f5bc66c5b4da7752d5d13c0d9563aa4a0e5ac4cf91401b79c", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32c9dd366f05e9a8915dacf5b23c39a6be058cc9804d90c3bee3b4131f877252
[INFO] running `Command { std: "docker" "start" "-a" "32c9dd366f05e9a8915dacf5b23c39a6be058cc9804d90c3bee3b4131f877252", kill_on_drop: false }`
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[INFO] [stderr]    Compiling wgpu-hal v0.18.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling burn-common v0.13.0
[INFO] [stderr]    Compiling burn-tensor v0.13.0
[INFO] [stderr]    Compiling burn-compute v0.13.0
[INFO] [stderr]    Compiling burn-dataset v0.13.0
[INFO] [stderr]    Compiling wgpu-core v0.18.1
[INFO] [stderr]    Compiling burn-fusion v0.13.0
[INFO] [stderr]    Compiling burn-autodiff v0.13.0
[INFO] [stderr]    Compiling burn-jit v0.13.0
[INFO] [stderr]    Compiling wgpu v0.18.0
[INFO] [stderr]    Compiling burn-wgpu v0.13.0
[INFO] [stderr]    Compiling burn-core v0.13.0
[INFO] [stderr]    Compiling burn-train v0.13.0
[INFO] [stderr]    Compiling burn v0.13.0
[INFO] [stderr]    Compiling mll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Device`
[INFO] [stdout]   --> src/training.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use burn::tensor::{Device, Int, Tensor};
[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::ffi::c_int`
[INFO] [stdout]   --> src/training.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::ffi::c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]   --> src/training.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::fmt::format;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `model_trained`
[INFO] [stdout]    --> src/training.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let model_trained = learner.fit(dataloader_train, dataloader_test);
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_trained`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "32c9dd366f05e9a8915dacf5b23c39a6be058cc9804d90c3bee3b4131f877252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c9dd366f05e9a8915dacf5b23c39a6be058cc9804d90c3bee3b4131f877252", kill_on_drop: false }`
[INFO] [stdout] 32c9dd366f05e9a8915dacf5b23c39a6be058cc9804d90c3bee3b4131f877252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a13039ca20cc103252aea115c098c61ba7d35d0a1ddffcede8565638be04d44
[INFO] running `Command { std: "docker" "start" "-a" "5a13039ca20cc103252aea115c098c61ba7d35d0a1ddffcede8565638be04d44", kill_on_drop: false }`
[INFO] [stderr]    Compiling mll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Device`
[INFO] [stdout]   --> src/training.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use burn::tensor::{Device, Int, Tensor};
[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::ffi::c_int`
[INFO] [stdout]   --> src/training.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::ffi::c_int;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]   --> src/training.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::fmt::format;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `model_trained`
[INFO] [stdout]    --> src/training.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let model_trained = learner.fit(dataloader_train, dataloader_test);
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_trained`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "5a13039ca20cc103252aea115c098c61ba7d35d0a1ddffcede8565638be04d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a13039ca20cc103252aea115c098c61ba7d35d0a1ddffcede8565638be04d44", kill_on_drop: false }`
[INFO] [stdout] 5a13039ca20cc103252aea115c098c61ba7d35d0a1ddffcede8565638be04d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6869b258799334298608a807260195d054c7a625eab4ed65a86a79e3b31bdf28
[INFO] running `Command { std: "docker" "start" "-a" "6869b258799334298608a807260195d054c7a625eab4ed65a86a79e3b31bdf28", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Device`
[INFO] [stderr]   --> src/training.rs:11:20
[INFO] [stderr]    |
[INFO] [stderr] 11 | use burn::tensor::{Device, Int, Tensor};
[INFO] [stderr]    |                    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::c_int`
[INFO] [stderr]   --> src/training.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::ffi::c_int;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::format`
[INFO] [stderr]   --> src/training.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::fmt::format;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `model_trained`
[INFO] [stderr]    --> src/training.rs:104:9
[INFO] [stderr]     |
[INFO] [stderr] 104 |     let model_trained = learner.fit(dataloader_train, dataloader_test);
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_model_trained`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mll` (bin "mll" test) generated 4 warnings (run `cargo fix --bin "mll" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mll-2e1440d2262af96d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6869b258799334298608a807260195d054c7a625eab4ed65a86a79e3b31bdf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6869b258799334298608a807260195d054c7a625eab4ed65a86a79e3b31bdf28", kill_on_drop: false }`
[INFO] [stdout] 6869b258799334298608a807260195d054c7a625eab4ed65a86a79e3b31bdf28