[INFO] updating cached repository https://github.com/kamilduda/mnist_classification [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] [stderr] From https://github.com/kamilduda/mnist_classification [INFO] [stderr] 26c7994..0a80751 master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0a80751384b17691ac8a0d29415118bd45b025ca [INFO] checking kamilduda/mnist_classification against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilduda%2Fmnist_classification" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kamilduda/mnist_classification on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kamilduda/mnist_classification [INFO] finished tweaking git repo https://github.com/kamilduda/mnist_classification [INFO] tweaked toml for git repo https://github.com/kamilduda/mnist_classification written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/kamilduda/mnist_classification already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1bd7460383fc2b76d12a925d1178f943631868a0ddc8d31da6e962c8c5e3b63 [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" "d1bd7460383fc2b76d12a925d1178f943631868a0ddc8d31da6e962c8c5e3b63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1bd7460383fc2b76d12a925d1178f943631868a0ddc8d31da6e962c8c5e3b63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1bd7460383fc2b76d12a925d1178f943631868a0ddc8d31da6e962c8c5e3b63", kill_on_drop: false }` [INFO] [stdout] d1bd7460383fc2b76d12a925d1178f943631868a0ddc8d31da6e962c8c5e3b63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab1c4b4c96650ec1d38d103ebe073e031ba44720cd5180d51ea7da365582b2c9 [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" "ab1c4b4c96650ec1d38d103ebe073e031ba44720cd5180d51ea7da365582b2c9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking ndarray-rand v0.11.0 [INFO] [stderr] Checking mnist_classification v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `layers_number` [INFO] [stdout] --> src/prelude/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | layers_number: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `layers_sizes` [INFO] [stdout] --> src/prelude/mod.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | layers_sizes: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `weights` [INFO] [stdout] --> src/prelude/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | weights: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `biases` [INFO] [stdout] --> src/prelude/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | biases: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `feed_forward` [INFO] [stdout] --> src/prelude/mod.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | fn feed_forward(self, input: Array1) -> Array1 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Algebra` [INFO] [stdout] --> src/algebra/mod.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Algebra; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sigmoid` [INFO] [stdout] --> src/algebra/mod.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn sigmoid(array: Array) -> Array [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `sigmoid_prime` [INFO] [stdout] --> src/algebra/mod.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn sigmoid_prime(array: Array) -> Array [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `exp` [INFO] [stdout] --> src/algebra/mod.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn exp(array: Array) -> Array [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.68s [INFO] running `Command { std: "docker" "inspect" "ab1c4b4c96650ec1d38d103ebe073e031ba44720cd5180d51ea7da365582b2c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab1c4b4c96650ec1d38d103ebe073e031ba44720cd5180d51ea7da365582b2c9", kill_on_drop: false }` [INFO] [stdout] ab1c4b4c96650ec1d38d103ebe073e031ba44720cd5180d51ea7da365582b2c9