[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/beta-1.38-1/sources/1.37.0/gh/tlowry/rust-ai-samples"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tlowry/rust-ai-samples'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tlowry/rust-ai-samples" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tlowry/rust-ai-samples"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 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 tlowry/rust-ai-samples 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 tlowry/rust-ai-samples [INFO] finished frobbing tlowry/rust-ai-samples [INFO] frobbed toml for tlowry/rust-ai-samples written to work/ex/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+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 tlowry/rust-ai-samples against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 741d8dcb60e844d8bd23e87251791ddf1f31784eae908c4352151caee32f83a6 [INFO] running `"docker" "start" "-a" "741d8dcb60e844d8bd23e87251791ddf1f31784eae908c4352151caee32f83a6"` [INFO] [stderr] Compiling khronos_api v2.0.0 [INFO] [stderr] Compiling piston-float v0.2.0 [INFO] [stderr] Compiling piston-shaders_graphics2d v0.2.1 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling x11-dl v2.17.2 [INFO] [stderr] Compiling draw_state v0.6.0 [INFO] [stderr] Compiling shared_library v0.1.8 [INFO] [stderr] Compiling arrayvec v0.4.6 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling tempfile v2.2.0 [INFO] [stderr] Compiling num-bigint v0.1.41 [INFO] [stderr] Compiling rayon-core v1.3.0 [INFO] [stderr] Compiling piston-viewport v0.2.0 [INFO] [stderr] Compiling vecmath v0.2.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Compiling gl_generator v0.6.1 [INFO] [stderr] Compiling rusttype v0.2.3 [INFO] [stderr] Compiling gfx_core v0.4.0 [INFO] [stderr] Compiling pistoncore-input v0.14.0 [INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `K` [INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `V` [INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [INFO] [stderr] | |_________^ [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Compiling piston2d-graphics v0.17.3 [INFO] [stderr] Compiling ndarray v0.12.0 [INFO] [stderr] Compiling rayon v0.8.2 [INFO] [stderr] Compiling num-rational v0.1.40 [INFO] [stderr] Compiling memmap v0.2.3 [INFO] [stderr] Compiling glutin v0.6.2 [INFO] [stderr] Compiling gfx_gl v0.3.1 [INFO] [stderr] Compiling gl v0.6.5 [INFO] [stderr] Compiling pistoncore-window v0.22.1 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling pistoncore-event_loop v0.25.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.13 [INFO] [stderr] Compiling piston v0.25.1 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.5.11 [INFO] [stderr] Compiling wayland-client v0.5.12 [INFO] [stderr] Compiling gfx v0.12.2 [INFO] [stderr] Compiling gfx_device_gl v0.11.2 [INFO] [stderr] Compiling wayland-window v0.2.3 [INFO] [stderr] Compiling wayland-kbd v0.3.6 [INFO] [stderr] Compiling piston-gfx_texture v0.17.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.31.2 [INFO] [stderr] Compiling pistoncore-glutin_window v0.29.0 [INFO] [stderr] Compiling piston_window v0.52.0 [INFO] [stderr] Compiling dataplotlib v0.1.3 [INFO] [stderr] Compiling rust-ai-samples v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:35:27 [INFO] [stderr] | [INFO] [stderr] 35 | fn draw(x: &Vec, f: &Fn(f64) -> f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] 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 52s [INFO] running `"docker" "inspect" "741d8dcb60e844d8bd23e87251791ddf1f31784eae908c4352151caee32f83a6"` [INFO] running `"docker" "rm" "-f" "741d8dcb60e844d8bd23e87251791ddf1f31784eae908c4352151caee32f83a6"` [INFO] [stdout] 741d8dcb60e844d8bd23e87251791ddf1f31784eae908c4352151caee32f83a6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] c4a24ff925045e1b00c9e985e604543606481adf60fb50bd904d866db85443a9 [INFO] running `"docker" "start" "-a" "c4a24ff925045e1b00c9e985e604543606481adf60fb50bd904d866db85443a9"` [INFO] [stderr] Compiling rust-ai-samples v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:35:27 [INFO] [stderr] | [INFO] [stderr] 35 | fn draw(x: &Vec, f: &Fn(f64) -> f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] 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 1.34s [INFO] running `"docker" "inspect" "c4a24ff925045e1b00c9e985e604543606481adf60fb50bd904d866db85443a9"` [INFO] running `"docker" "rm" "-f" "c4a24ff925045e1b00c9e985e604543606481adf60fb50bd904d866db85443a9"` [INFO] [stdout] c4a24ff925045e1b00c9e985e604543606481adf60fb50bd904d866db85443a9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 99b45257db1ccffaf9378215c2f3fa7b34df102976e5b1794ee184eb62de0a83 [INFO] running `"docker" "start" "-a" "99b45257db1ccffaf9378215c2f3fa7b34df102976e5b1794ee184eb62de0a83"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/crater/target/debug/deps/rust_ai_samples-04ad1d44092f3590 [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" "99b45257db1ccffaf9378215c2f3fa7b34df102976e5b1794ee184eb62de0a83"` [INFO] running `"docker" "rm" "-f" "99b45257db1ccffaf9378215c2f3fa7b34df102976e5b1794ee184eb62de0a83"` [INFO] [stdout] 99b45257db1ccffaf9378215c2f3fa7b34df102976e5b1794ee184eb62de0a83