[INFO] cloning repository https://github.com/jaroslaw-weber/rust-ml-from-scratch [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaroslaw-weber/rust-ml-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslaw-weber%2Frust-ml-from-scratch"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslaw-weber%2Frust-ml-from-scratch'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6eaecb746eae46b8964018a9846b1aa6f911d3b7 [INFO] testing jaroslaw-weber/rust-ml-from-scratch against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslaw-weber%2Frust-ml-from-scratch" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch [INFO] finished tweaking git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch [INFO] tweaked toml for git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a436a41a09b237ed759baf2e09fbdd9eaa38039cc3169e60bfc1a0a5c79d5cf8 [INFO] running `"docker" "start" "-a" "a436a41a09b237ed759baf2e09fbdd9eaa38039cc3169e60bfc1a0a5c79d5cf8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.23 [INFO] [stderr] Compiling rayon-core v1.0.2 [INFO] [stderr] Compiling num-rational v0.1.36 [INFO] [stderr] Compiling deflate v0.7.11 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num_cpus v1.5.1 [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling rayon v0.7.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.12 [INFO] [stderr] Compiling image v0.13.0 [INFO] [stderr] Compiling rust_machine_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/matrix.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | (index as usize) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:248:83 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&Fn(f32,f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32,f32)->f32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:261:37 [INFO] [stderr] | [INFO] [stderr] 261 | pub fn map(&self, function_to_map:&Fn(f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32)->f32` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sum` [INFO] [stderr] --> src/matrix.rs:131:9 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn sum(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `max` [INFO] [stderr] --> src/matrix.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn max(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `divn` [INFO] [stderr] --> src/matrix.rs:184:9 [INFO] [stderr] | [INFO] [stderr] 184 | pub fn divn(&self, number:f32)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `softmax` [INFO] [stderr] --> src/activations.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn softmax(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `softmax_stable` [INFO] [stderr] --> src/activations.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn softmax_stable(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `relu` [INFO] [stderr] --> src/activations.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn relu(x:&Matrix, derivative:bool)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.50s [INFO] running `"docker" "inspect" "a436a41a09b237ed759baf2e09fbdd9eaa38039cc3169e60bfc1a0a5c79d5cf8"` [INFO] running `"docker" "rm" "-f" "a436a41a09b237ed759baf2e09fbdd9eaa38039cc3169e60bfc1a0a5c79d5cf8"` [INFO] [stdout] a436a41a09b237ed759baf2e09fbdd9eaa38039cc3169e60bfc1a0a5c79d5cf8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 36f4c6fe81072aa2c0cff74c88297bdaa2b2c33b6af7a2ebeaa1bc0c97414245 [INFO] running `"docker" "start" "-a" "36f4c6fe81072aa2c0cff74c88297bdaa2b2c33b6af7a2ebeaa1bc0c97414245"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust_machine_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/matrix.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | (index as usize) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:248:83 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&Fn(f32,f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32,f32)->f32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:261:37 [INFO] [stderr] | [INFO] [stderr] 261 | pub fn map(&self, function_to_map:&Fn(f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32)->f32` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sum` [INFO] [stderr] --> src/matrix.rs:131:9 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn sum(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `max` [INFO] [stderr] --> src/matrix.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn max(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `divn` [INFO] [stderr] --> src/matrix.rs:184:9 [INFO] [stderr] | [INFO] [stderr] 184 | pub fn divn(&self, number:f32)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `softmax` [INFO] [stderr] --> src/activations.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn softmax(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `softmax_stable` [INFO] [stderr] --> src/activations.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn softmax_stable(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `relu` [INFO] [stderr] --> src/activations.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn relu(x:&Matrix, derivative:bool)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `"docker" "inspect" "36f4c6fe81072aa2c0cff74c88297bdaa2b2c33b6af7a2ebeaa1bc0c97414245"` [INFO] running `"docker" "rm" "-f" "36f4c6fe81072aa2c0cff74c88297bdaa2b2c33b6af7a2ebeaa1bc0c97414245"` [INFO] [stdout] 36f4c6fe81072aa2c0cff74c88297bdaa2b2c33b6af7a2ebeaa1bc0c97414245 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0dde4a580b33db0af81c8fa45b6a12d497105ef605b1a8352309a20517f1b186 [INFO] running `"docker" "start" "-a" "0dde4a580b33db0af81c8fa45b6a12d497105ef605b1a8352309a20517f1b186"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/matrix.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | (index as usize) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:248:83 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&Fn(f32,f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32,f32)->f32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:261:37 [INFO] [stderr] | [INFO] [stderr] 261 | pub fn map(&self, function_to_map:&Fn(f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32)->f32` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `sum` [INFO] [stderr] --> src/matrix.rs:131:9 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn sum(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `max` [INFO] [stderr] --> src/matrix.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn max(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `divn` [INFO] [stderr] --> src/matrix.rs:184:9 [INFO] [stderr] | [INFO] [stderr] 184 | pub fn divn(&self, number:f32)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `softmax` [INFO] [stderr] --> src/activations.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn softmax(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `softmax_stable` [INFO] [stderr] --> src/activations.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn softmax_stable(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `relu` [INFO] [stderr] --> src/activations.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn relu(x:&Matrix, derivative:bool)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_machine_learning-2d469ff1c9a8cb32 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "0dde4a580b33db0af81c8fa45b6a12d497105ef605b1a8352309a20517f1b186"` [INFO] running `"docker" "rm" "-f" "0dde4a580b33db0af81c8fa45b6a12d497105ef605b1a8352309a20517f1b186"` [INFO] [stdout] 0dde4a580b33db0af81c8fa45b6a12d497105ef605b1a8352309a20517f1b186