[INFO] cloning repository https://github.com/connorcl/rust-nn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/connorcl/rust-nn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorcl%2Frust-nn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorcl%2Frust-nn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a82b48e87f0b43018671d601407a52e0a52f6fe [INFO] testing connorcl/rust-nn against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorcl%2Frust-nn" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/connorcl/rust-nn on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/connorcl/rust-nn [INFO] finished tweaking git repo https://github.com/connorcl/rust-nn [INFO] tweaked toml for git repo https://github.com/connorcl/rust-nn written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/connorcl/rust-nn already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59df9db66e8b9f8e59be4fcb1393a837c4bd3c9ac3b191f9fa1e567ffe83c1de [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "59df9db66e8b9f8e59be4fcb1393a837c4bd3c9ac3b191f9fa1e567ffe83c1de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59df9db66e8b9f8e59be4fcb1393a837c4bd3c9ac3b191f9fa1e567ffe83c1de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59df9db66e8b9f8e59be4fcb1393a837c4bd3c9ac3b191f9fa1e567ffe83c1de", kill_on_drop: false }` [INFO] [stdout] 59df9db66e8b9f8e59be4fcb1393a837c4bd3c9ac3b191f9fa1e567ffe83c1de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c016728090043bb32fd2f35366e3d8f2d83409dc20eee16388f0241efe9ef201 [INFO] running `Command { std: "docker" "start" "-a" "c016728090043bb32fd2f35366e3d8f2d83409dc20eee16388f0241efe9ef201", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling neural_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `rows` [INFO] [stdout] --> src/dataset.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | rows: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `Command { std: "docker" "inspect" "c016728090043bb32fd2f35366e3d8f2d83409dc20eee16388f0241efe9ef201", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c016728090043bb32fd2f35366e3d8f2d83409dc20eee16388f0241efe9ef201", kill_on_drop: false }` [INFO] [stdout] c016728090043bb32fd2f35366e3d8f2d83409dc20eee16388f0241efe9ef201 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a53ab8ac52b1bded35c1508a54e9e59acae393ffa9b2b18b590f2cca5d926e0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3a53ab8ac52b1bded35c1508a54e9e59acae393ffa9b2b18b590f2cca5d926e0", kill_on_drop: false }` [INFO] [stderr] Compiling neural_net v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `rows` [INFO] [stdout] --> src/dataset.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | rows: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/dataset.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | for i in 0..2 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/dataset.rs:142:17 [INFO] [stdout] | [INFO] [stdout] 142 | for m in dataset.iter() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.08s [INFO] running `Command { std: "docker" "inspect" "3a53ab8ac52b1bded35c1508a54e9e59acae393ffa9b2b18b590f2cca5d926e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a53ab8ac52b1bded35c1508a54e9e59acae393ffa9b2b18b590f2cca5d926e0", kill_on_drop: false }` [INFO] [stdout] 3a53ab8ac52b1bded35c1508a54e9e59acae393ffa9b2b18b590f2cca5d926e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ca0f656a9cc2a2695410e496c65c4807edc8749ec30e06a0abc6cf11550175bd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ca0f656a9cc2a2695410e496c65c4807edc8749ec30e06a0abc6cf11550175bd", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `rows` [INFO] [stderr] --> src/dataset.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | rows: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/dataset.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | for i in 0..2 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `m` [INFO] [stderr] --> src/dataset.rs:142:17 [INFO] [stderr] | [INFO] [stderr] 142 | for m in dataset.iter() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/neural_net-1f3bf7e1ecdcbb64) [INFO] [stdout] running 20 tests [INFO] [stdout] test layers::tests::linear_forward ... ok [INFO] [stdout] test layers::tests::linear_backward ... ok [INFO] [stdout] test linear_algebra::tests::initial_rows ... ok [INFO] [stdout] test linear_algebra::tests::elementwise_addition ... ok [INFO] [stdout] test linear_algebra::tests::initial_cols ... ok [INFO] [stdout] test linear_algebra::tests::matrix_transposition ... ok [INFO] [stdout] test linear_algebra::tests::initialize_gradients ... ok [INFO] [stdout] test linear_algebra::tests::gradient_descent ... ok [INFO] [stdout] test linear_algebra::tests::matrix_multiply ... ok [INFO] [stdout] test linear_algebra::tests::element_modification ... ok [INFO] [stdout] test linear_algebra::tests::initial_data_len ... ok [INFO] [stdout] test linear_algebra::tests::element_access ... ok [INFO] [stdout] test linear_algebra::tests::create_from_vector ... ok [INFO] [stdout] test linear_algebra::tests::coord_index_conversion ... ok [INFO] [stdout] test dataset::tests::data_loading ... ok [INFO] [stdout] test dataset::tests::dataset_iteration ... ok [INFO] [stdout] test linear_algebra::tests::elementwise_add_wrong_size ... ok [INFO] [stdout] test linear_algebra::tests::matrix_multiply_wrong_size ... ok [INFO] [stdout] test linear_algebra::tests::create_from_invalid_vector ... ok [INFO] [stdout] test linear_algebra::tests::out_of_bounds_access ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/neural_net-a98ea14e7093d283) [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] Doc-tests neural_net [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" "ca0f656a9cc2a2695410e496c65c4807edc8749ec30e06a0abc6cf11550175bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca0f656a9cc2a2695410e496c65c4807edc8749ec30e06a0abc6cf11550175bd", kill_on_drop: false }` [INFO] [stdout] ca0f656a9cc2a2695410e496c65c4807edc8749ec30e06a0abc6cf11550175bd