[INFO] updating cached repository tlowry/rust-ai-samples
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tlowry/rust-ai-samples
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tlowry/rust-ai-samples" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tlowry/rust-ai-samples"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tlowry/rust-ai-samples'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tlowry/rust-ai-samples" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tlowry/rust-ai-samples"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tlowry/rust-ai-samples'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e68bc84e4549e25e0dab70ae1eb33626ebc7aab2
[INFO] sha for GitHub repo tlowry/rust-ai-samples: e68bc84e4549e25e0dab70ae1eb33626ebc7aab2
[INFO] validating manifest of tlowry/rust-ai-samples on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tlowry/rust-ai-samples on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tlowry/rust-ai-samples
[INFO] finished frobbing tlowry/rust-ai-samples
[INFO] frobbed toml for tlowry/rust-ai-samples written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/tlowry/rust-ai-samples/Cargo.toml
[INFO] started frobbing tlowry/rust-ai-samples
[INFO] finished frobbing tlowry/rust-ai-samples
[INFO] frobbed toml for tlowry/rust-ai-samples written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tlowry/rust-ai-samples/Cargo.toml
[INFO] crate tlowry/rust-ai-samples already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tlowry/rust-ai-samples against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/tlowry/rust-ai-samples:/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=forbid" "-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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 00e5da549b1e9c1d7ad5ddcc614ad449e4854f068483f02f763d6faf97b7cb1f
[INFO] running `"docker" "start" "-a" "00e5da549b1e9c1d7ad5ddcc614ad449e4854f068483f02f763d6faf97b7cb1f"`
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling khronos_api v2.0.0
[INFO] [stderr]     Checking bitflags v0.6.0
[INFO] [stderr]     Checking piston-float v0.2.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking shader_version v0.2.2
[INFO] [stderr]     Checking read_color v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.0
[INFO] [stderr]     Checking piston-texture v0.5.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling ndarray v0.12.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking stb_truetype v0.2.1
[INFO] [stderr]     Checking arrayvec v0.4.6
[INFO] [stderr]     Checking draw_state v0.6.0
[INFO] [stderr]     Checking piston-viewport v0.2.0
[INFO] [stderr]     Checking vecmath v0.2.0
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking rayon-core v1.3.0
[INFO] [stderr]     Checking num-bigint v0.1.41
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking pistoncore-input v0.14.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking rusttype v0.2.3
[INFO] [stderr]     Checking x11-dl v2.17.2
[INFO] [stderr]     Checking piston2d-graphics v0.17.3
[INFO] [stderr]     Checking gfx_core v0.4.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking pistoncore-window v0.22.1
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking pistoncore-event_loop v0.25.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking piston v0.25.1
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking gfx v0.12.2
[INFO] [stderr]     Checking gfx_device_gl v0.11.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.29.0
[INFO] [stderr]     Checking piston-gfx_texture v0.17.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.31.2
[INFO] [stderr]     Checking piston_window v0.52.0
[INFO] [stderr]     Checking dataplotlib v0.1.3
[INFO] [stderr]     Checking rust-ai-samples v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `sigmoid`
[INFO] [stderr]   --> src/main.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn sigmoid(input: f64) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigmoid`
[INFO] [stderr]   --> src/main.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn sigmoid(input: f64) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `"docker" "inspect" "00e5da549b1e9c1d7ad5ddcc614ad449e4854f068483f02f763d6faf97b7cb1f"`
[INFO] running `"docker" "rm" "-f" "00e5da549b1e9c1d7ad5ddcc614ad449e4854f068483f02f763d6faf97b7cb1f"`
[INFO] [stdout] 00e5da549b1e9c1d7ad5ddcc614ad449e4854f068483f02f763d6faf97b7cb1f