[INFO] cloning repository https://github.com/YogirajT/rustnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YogirajT/rustnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYogirajT%2Frustnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYogirajT%2Frustnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db4378778c314b6e49ad6b10fff4ab43ff42ed19
[INFO] testing YogirajT/rustnet against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYogirajT%2Frustnet" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/YogirajT/rustnet
[INFO] finished tweaking git repo https://github.com/YogirajT/rustnet
[INFO] tweaked toml for git repo https://github.com/YogirajT/rustnet written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/YogirajT/rustnet on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/YogirajT/rustnet 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 327d80e2184aa5fb8ac6759b1f08a9322b9256a9c1e325d455ff0d30f71f1281
[INFO] running `Command { std: "docker" "start" "-a" "327d80e2184aa5fb8ac6759b1f08a9322b9256a9c1e325d455ff0d30f71f1281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327d80e2184aa5fb8ac6759b1f08a9322b9256a9c1e325d455ff0d30f71f1281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327d80e2184aa5fb8ac6759b1f08a9322b9256a9c1e325d455ff0d30f71f1281", kill_on_drop: false }`
[INFO] [stdout] 327d80e2184aa5fb8ac6759b1f08a9322b9256a9c1e325d455ff0d30f71f1281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecfef3f827c57269dd76a28d73ccbcc891c42ebf839d23a5f163436b313c100c
[INFO] running `Command { std: "docker" "start" "-a" "ecfef3f827c57269dd76a28d73ccbcc891c42ebf839d23a5f163436b313c100c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.24.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling console_engine v2.5.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rustnet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NumpyVec` is never constructed
[INFO] [stdout]  --> src/common/numpy_vec.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct NumpyVec<T>(pub Vec<T>);
[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 31.69s
[INFO] running `Command { std: "docker" "inspect" "ecfef3f827c57269dd76a28d73ccbcc891c42ebf839d23a5f163436b313c100c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfef3f827c57269dd76a28d73ccbcc891c42ebf839d23a5f163436b313c100c", kill_on_drop: false }`
[INFO] [stdout] ecfef3f827c57269dd76a28d73ccbcc891c42ebf839d23a5f163436b313c100c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d35f55bccfb6ee1f3a7297c3ac526e60aae26173f0408b177975f9293e8c301c
[INFO] running `Command { std: "docker" "start" "-a" "d35f55bccfb6ee1f3a7297c3ac526e60aae26173f0408b177975f9293e8c301c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustnet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NumpyVec` is never constructed
[INFO] [stdout]  --> src/common/numpy_vec.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct NumpyVec<T>(pub Vec<T>);
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NumpyVec` is never constructed
[INFO] [stdout]  --> src/common/numpy_vec.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct NumpyVec<T>(pub Vec<T>);
[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 2.18s
[INFO] running `Command { std: "docker" "inspect" "d35f55bccfb6ee1f3a7297c3ac526e60aae26173f0408b177975f9293e8c301c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35f55bccfb6ee1f3a7297c3ac526e60aae26173f0408b177975f9293e8c301c", kill_on_drop: false }`
[INFO] [stdout] d35f55bccfb6ee1f3a7297c3ac526e60aae26173f0408b177975f9293e8c301c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58e191a639c57f8d2bbe27e45357c307d9c373bbce9553d8622c535a2f1a7f3b
[INFO] running `Command { std: "docker" "start" "-a" "58e191a639c57f8d2bbe27e45357c307d9c373bbce9553d8622c535a2f1a7f3b", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NumpyVec` is never constructed
[INFO] [stderr]  --> src/common/numpy_vec.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct NumpyVec<T>(pub Vec<T>);
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustnet` (bin "rustnet") generated 1 warning
[INFO] [stderr] warning: `rustnet` (bin "rustnet" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustnet-876404e1ffecec14)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustnet-7439ed0583862158)
[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] [stderr]      Running tests/matrix.rs (/opt/rustwide/target/debug/deps/matrix-d3cebafde19a6c09)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::test_dot_product ... ok
[INFO] [stdout] test tests::test_get_predictions ... ok
[INFO] [stdout] test tests::test_forward_prop ... ok
[INFO] [stdout] test tests::test_get_nth_column ... ok
[INFO] [stdout] test tests::test_linear_op ... ok
[INFO] [stdout] test tests::test_matrix_multiply_operator ... ok
[INFO] [stdout] test tests::test_matrix_subtract ... ok
[INFO] [stdout] test tests::test_operator_overload ... ok
[INFO] [stdout] test tests::test_matrix_multiply ... ok
[INFO] [stdout] test tests::test_relu ... ok
[INFO] [stdout] test tests::test_row_sum ... ok
[INFO] [stdout] test tests::test_single_column_addition_operator_overload ... ok
[INFO] [stdout] test tests::test_softmax ... ok
[INFO] [stdout] test tests::test_transform_labels_to_network_output ... ok
[INFO] [stdout] test tests::test_transpose ... ok
[INFO] [stdout] test tests::test_matrix_avg ... ok
[INFO] [stdout] test tests::test_back_prop ... ok
[INFO] [stdout] test tests::test_dot_product_invalid_dimensions - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustnet
[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" "58e191a639c57f8d2bbe27e45357c307d9c373bbce9553d8622c535a2f1a7f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e191a639c57f8d2bbe27e45357c307d9c373bbce9553d8622c535a2f1a7f3b", kill_on_drop: false }`
[INFO] [stdout] 58e191a639c57f8d2bbe27e45357c307d9c373bbce9553d8622c535a2f1a7f3b