[INFO] cloning repository https://github.com/goatguy2310/rust-ml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goatguy2310/rust-ml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoatguy2310%2Frust-ml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoatguy2310%2Frust-ml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97e7586b31915e188bc699e8f67ba1ed57008161
[INFO] testing goatguy2310/rust-ml against beta-2025-02-18 for beta-1.86-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoatguy2310%2Frust-ml" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/goatguy2310/rust-ml on toolchain beta-2025-02-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/goatguy2310/rust-ml
[INFO] finished tweaking git repo https://github.com/goatguy2310/rust-ml
[INFO] tweaked toml for git repo https://github.com/goatguy2310/rust-ml written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/goatguy2310/rust-ml 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" "+beta-2025-02-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faeb6238e5148eab127e6c7e1d074181802ea99ba0c9fea5ea2919ce09ceb040
[INFO] running `Command { std: "docker" "start" "-a" "faeb6238e5148eab127e6c7e1d074181802ea99ba0c9fea5ea2919ce09ceb040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faeb6238e5148eab127e6c7e1d074181802ea99ba0c9fea5ea2919ce09ceb040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faeb6238e5148eab127e6c7e1d074181802ea99ba0c9fea5ea2919ce09ceb040", kill_on_drop: false }`
[INFO] [stdout] faeb6238e5148eab127e6c7e1d074181802ea99ba0c9fea5ea2919ce09ceb040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a2daac67fb597e3c0f33acfa838c74ebc9017e3ad7ee19b6ad9e242b6fd99b4
[INFO] running `Command { std: "docker" "start" "-a" "9a2daac67fb597e3c0f33acfa838c74ebc9017e3ad7ee19b6ad9e242b6fd99b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rust-ml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `collections::HashSet`, and `self`
[INFO] [stdout]  --> src/matrix.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::RefCell, collections::HashSet, rc::Rc,
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     hash::{Hash, Hasher},
[INFO] [stdout] 4 |     fmt::{self, Display, Formatter},
[INFO] [stdout]   |           ^^^^  ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/matrix.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RawMatrix {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 12 |     rows: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     cols: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |     data: Vec<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     grad: Vec<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     op: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 18 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     children: Vec<Matrix>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawMatrix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "9a2daac67fb597e3c0f33acfa838c74ebc9017e3ad7ee19b6ad9e242b6fd99b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a2daac67fb597e3c0f33acfa838c74ebc9017e3ad7ee19b6ad9e242b6fd99b4", kill_on_drop: false }`
[INFO] [stdout] 9a2daac67fb597e3c0f33acfa838c74ebc9017e3ad7ee19b6ad9e242b6fd99b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aef58d7c7f081a160130aa7b64806e58cc484787c1911be24edc22817a7860e
[INFO] running `Command { std: "docker" "start" "-a" "2aef58d7c7f081a160130aa7b64806e58cc484787c1911be24edc22817a7860e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-ml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `collections::HashSet`, and `self`
[INFO] [stdout]  --> src/matrix.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cell::RefCell, collections::HashSet, rc::Rc,
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     hash::{Hash, Hasher},
[INFO] [stdout] 4 |     fmt::{self, Display, Formatter},
[INFO] [stdout]   |           ^^^^  ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/matrix.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct RawMatrix {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 12 |     rows: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     cols: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |     data: Vec<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     grad: Vec<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     op: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 18 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     children: Vec<Matrix>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawMatrix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2aef58d7c7f081a160130aa7b64806e58cc484787c1911be24edc22817a7860e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aef58d7c7f081a160130aa7b64806e58cc484787c1911be24edc22817a7860e", kill_on_drop: false }`
[INFO] [stdout] 2aef58d7c7f081a160130aa7b64806e58cc484787c1911be24edc22817a7860e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acb858775d7ff9d8662b06f117ac22c8ceee29adbea8766ac1079d6d02030a4d
[INFO] running `Command { std: "docker" "start" "-a" "acb858775d7ff9d8662b06f117ac22c8ceee29adbea8766ac1079d6d02030a4d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Display`, `Formatter`, `collections::HashSet`, and `self`
[INFO] [stderr]  --> src/matrix.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 |     cell::RefCell, collections::HashSet, rc::Rc,
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 3 |     hash::{Hash, Hasher},
[INFO] [stderr] 4 |     fmt::{self, Display, Formatter},
[INFO] [stderr]   |           ^^^^  ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/matrix.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct RawMatrix {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 12 |     rows: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 13 |     cols: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 14 |
[INFO] [stderr] 15 |     data: Vec<f64>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 16 |     grad: Vec<f64>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 17 |     op: String,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 18 |     label: String,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 19 |     children: Vec<Matrix>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RawMatrix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-ml` (bin "rust-ml" test) generated 2 warnings (run `cargo fix --bin "rust-ml" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_ml-acbd24c967cc58f1)
[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" "acb858775d7ff9d8662b06f117ac22c8ceee29adbea8766ac1079d6d02030a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acb858775d7ff9d8662b06f117ac22c8ceee29adbea8766ac1079d6d02030a4d", kill_on_drop: false }`
[INFO] [stdout] acb858775d7ff9d8662b06f117ac22c8ceee29adbea8766ac1079d6d02030a4d