[INFO] updating cached repository mwalczyk/machina-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mwalczyk/machina-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mwalczyk/machina-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/mwalczyk/machina-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mwalczyk/machina-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mwalczyk/machina-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwalczyk/machina-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwalczyk/machina-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 09e1afa5d1f15fca541b27f7f736bde6b6624d81 [INFO] sha for GitHub repo mwalczyk/machina-rs: 09e1afa5d1f15fca541b27f7f736bde6b6624d81 [INFO] validating manifest of mwalczyk/machina-rs on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mwalczyk/machina-rs on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mwalczyk/machina-rs [INFO] finished frobbing mwalczyk/machina-rs [INFO] frobbed toml for mwalczyk/machina-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/mwalczyk/machina-rs/Cargo.toml [INFO] started frobbing mwalczyk/machina-rs [INFO] finished frobbing mwalczyk/machina-rs [INFO] frobbed toml for mwalczyk/machina-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwalczyk/machina-rs/Cargo.toml [INFO] crate mwalczyk/machina-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mwalczyk/machina-rs against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwalczyk/machina-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 7fe7795213103495814a65a39698f2ab2cddb65d445a916521682c9ec79bf102 [INFO] running `"docker" "start" "-a" "7fe7795213103495814a65a39698f2ab2cddb65d445a916521682c9ec79bf102"` [INFO] [stderr] Compiling matrixmultiply v0.1.13 [INFO] [stderr] Compiling num-integer v0.1.34 [INFO] [stderr] Compiling csv v0.14.7 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num-iter v0.1.33 [INFO] [stderr] Compiling num v0.1.37 [INFO] [stderr] Compiling rulinalg v0.4.2 [INFO] [stderr] Compiling machina-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rulinalg::vector::Vector` [INFO] [stderr] --> src/neural_network.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rulinalg::vector::Vector; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/neural_network.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `nearest_neighbor::NearestNeighbor` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use nearest_neighbor::NearestNeighbor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.09s [INFO] running `"docker" "inspect" "7fe7795213103495814a65a39698f2ab2cddb65d445a916521682c9ec79bf102"` [INFO] running `"docker" "rm" "-f" "7fe7795213103495814a65a39698f2ab2cddb65d445a916521682c9ec79bf102"` [INFO] [stdout] 7fe7795213103495814a65a39698f2ab2cddb65d445a916521682c9ec79bf102 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwalczyk/machina-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 0a974660cbc6a4800dc6b04dbf3c9008f37c4651332dd0ac1666803bf375936b [INFO] running `"docker" "start" "-a" "0a974660cbc6a4800dc6b04dbf3c9008f37c4651332dd0ac1666803bf375936b"` [INFO] [stderr] Compiling machina-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rulinalg::vector::Vector` [INFO] [stderr] --> src/neural_network.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rulinalg::vector::Vector; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/neural_network.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `nearest_neighbor::NearestNeighbor` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use nearest_neighbor::NearestNeighbor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `"docker" "inspect" "0a974660cbc6a4800dc6b04dbf3c9008f37c4651332dd0ac1666803bf375936b"` [INFO] running `"docker" "rm" "-f" "0a974660cbc6a4800dc6b04dbf3c9008f37c4651332dd0ac1666803bf375936b"` [INFO] [stdout] 0a974660cbc6a4800dc6b04dbf3c9008f37c4651332dd0ac1666803bf375936b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mwalczyk/machina-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 332fbdba5c8c5d060aa7ec7edc3da0041ef1a4add9bc384e91b65cae7e20e3b8 [INFO] running `"docker" "start" "-a" "332fbdba5c8c5d060aa7ec7edc3da0041ef1a4add9bc384e91b65cae7e20e3b8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/machina_rs-bb564b983338fd22 [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" "332fbdba5c8c5d060aa7ec7edc3da0041ef1a4add9bc384e91b65cae7e20e3b8"` [INFO] running `"docker" "rm" "-f" "332fbdba5c8c5d060aa7ec7edc3da0041ef1a4add9bc384e91b65cae7e20e3b8"` [INFO] [stdout] 332fbdba5c8c5d060aa7ec7edc3da0041ef1a4add9bc384e91b65cae7e20e3b8