[INFO] cloning repository https://github.com/gldanoob/nn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gldanoob/nn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgldanoob%2Fnn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgldanoob%2Fnn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 184efdeb21e4bf68fb9f51d58549ef0d33bde331
[INFO] testing gldanoob/nn-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgldanoob%2Fnn-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gldanoob/nn-rust
[INFO] finished tweaking git repo https://github.com/gldanoob/nn-rust
[INFO] tweaked toml for git repo https://github.com/gldanoob/nn-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gldanoob/nn-rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gldanoob/nn-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.159
[INFO] [stderr]   Downloaded csv v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a1b1becb026509a2d34c8a1762dc3bbfd8634767e857376d726767be7522c03
[INFO] running `Command { std: "docker" "start" "-a" "2a1b1becb026509a2d34c8a1762dc3bbfd8634767e857376d726767be7522c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1b1becb026509a2d34c8a1762dc3bbfd8634767e857376d726767be7522c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1b1becb026509a2d34c8a1762dc3bbfd8634767e857376d726767be7522c03", kill_on_drop: false }`
[INFO] [stdout] 2a1b1becb026509a2d34c8a1762dc3bbfd8634767e857376d726767be7522c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 905a48bc70a7eca692a1dffbab914a099585f09fe95b2c2182c4c2a0bdbec15d
[INFO] running `Command { std: "docker" "start" "-a" "905a48bc70a7eca692a1dffbab914a099585f09fe95b2c2182c4c2a0bdbec15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling csv v1.2.1
[INFO] [stderr]    Compiling nn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `process::Output`
[INFO] [stdout]  --> src/linalg.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::*, process::Output};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slice_x` is never used
[INFO] [stdout]    --> src/linalg.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 12  | impl Matrix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn slice_x(&self, range: std::ops::Range<usize>) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "905a48bc70a7eca692a1dffbab914a099585f09fe95b2c2182c4c2a0bdbec15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905a48bc70a7eca692a1dffbab914a099585f09fe95b2c2182c4c2a0bdbec15d", kill_on_drop: false }`
[INFO] [stdout] 905a48bc70a7eca692a1dffbab914a099585f09fe95b2c2182c4c2a0bdbec15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5e70df6349087a394821b29020793e19a87d2f6bb52a5faef7ada08dd6b84587
[INFO] running `Command { std: "docker" "start" "-a" "5e70df6349087a394821b29020793e19a87d2f6bb52a5faef7ada08dd6b84587", kill_on_drop: false }`
[INFO] [stderr]    Compiling nn-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `process::Output`
[INFO] [stdout]  --> src/linalg.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ops::*, process::Output};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `slice_x` is never used
[INFO] [stdout]    --> src/linalg.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 12  | impl Matrix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn slice_x(&self, range: std::ops::Range<usize>) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "5e70df6349087a394821b29020793e19a87d2f6bb52a5faef7ada08dd6b84587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e70df6349087a394821b29020793e19a87d2f6bb52a5faef7ada08dd6b84587", kill_on_drop: false }`
[INFO] [stdout] 5e70df6349087a394821b29020793e19a87d2f6bb52a5faef7ada08dd6b84587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] bf9525f165dd7178d02f3872620def39c87ea6aea11a700f01efbdbc48b660e6
[INFO] running `Command { std: "docker" "start" "-a" "bf9525f165dd7178d02f3872620def39c87ea6aea11a700f01efbdbc48b660e6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `process::Output`
[INFO] [stderr]  --> src/linalg.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{ops::*, process::Output};
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `slice_x` is never used
[INFO] [stderr]    --> src/linalg.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 12  | impl Matrix {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 167 |     pub fn slice_x(&self, range: std::ops::Range<usize>) -> Matrix {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nn-rust` (bin "nn-rust" test) generated 2 warnings (run `cargo fix --bin "nn-rust" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nn_rust-a54940a78fd94d22)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_matrix ... ok
[INFO] [stdout] test tests::test_nn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf9525f165dd7178d02f3872620def39c87ea6aea11a700f01efbdbc48b660e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9525f165dd7178d02f3872620def39c87ea6aea11a700f01efbdbc48b660e6", kill_on_drop: false }`
[INFO] [stdout] bf9525f165dd7178d02f3872620def39c87ea6aea11a700f01efbdbc48b660e6