[INFO] updating cached repository Tretygon/Neural_Network
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Tretygon/Neural_Network
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Tretygon/Neural_Network" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Tretygon/Neural_Network"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Tretygon/Neural_Network'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Tretygon/Neural_Network" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Tretygon/Neural_Network"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Tretygon/Neural_Network'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8b77af4837bf436456dbd530e15a43a8f11e017
[INFO] sha for GitHub repo Tretygon/Neural_Network: d8b77af4837bf436456dbd530e15a43a8f11e017
[INFO] validating manifest of Tretygon/Neural_Network on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Tretygon/Neural_Network on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Tretygon/Neural_Network
[INFO] finished frobbing Tretygon/Neural_Network
[INFO] frobbed toml for Tretygon/Neural_Network written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Tretygon/Neural_Network/Cargo.toml
[INFO] started frobbing Tretygon/Neural_Network
[INFO] finished frobbing Tretygon/Neural_Network
[INFO] frobbed toml for Tretygon/Neural_Network written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/Tretygon/Neural_Network/Cargo.toml
[INFO] crate Tretygon/Neural_Network already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Tretygon/Neural_Network against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/Tretygon/Neural_Network:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7e9dff9891c2bca2a9f1e3bf96c0e327b5c9a7a82e9d85d8c7517b633839a8b0
[INFO] running `"docker" "start" "-a" "7e9dff9891c2bca2a9f1e3bf96c0e327b5c9a7a82e9d85d8c7517b633839a8b0"`
[INFO] [stderr]     Checking mnist v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.45
[INFO] [stderr]     Checking Neural_Network v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `x`
[INFO] [stderr]    --> src/main.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |     x > 0_f32 ? x 0_f32
[INFO] [stderr]     |                 ^ expected one of `.`, `;`, `?`, `}`, or an operator here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `x`
[INFO] [stderr]    --> src/main.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |     x > 0_f32 ? x 0_f32
[INFO] [stderr]     |                 ^ expected one of `.`, `;`, `?`, `}`, or an operator here
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be applied to values that implement `std::ops::Try`
[INFO] [stderr]    --> src/main.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |     x > 0_f32 ? x 0_f32
[INFO] [stderr]     |         ^^^^^^^ the `?` operator cannot be applied to type `f32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `f32`
[INFO] [stderr]     = note: required by `std::ops::Try::into_result`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be applied to values that implement `std::ops::Try`
[INFO] [stderr]    --> src/main.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |     x > 0_f32 ? x 0_f32
[INFO] [stderr]     |         ^^^^^^^ the `?` operator cannot be applied to type `f32`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `f32`
[INFO] [stderr]     = note: required by `std::ops::Try::into_result`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 116 | pub fn relu(x: f32)-> f32{
[INFO] [stderr]     |                       --- expected `f32` because of return type
[INFO] [stderr] 117 |     x > 0_f32 ? x 0_f32
[INFO] [stderr]     |     ^^^^^^^^^^^ expected f32, found bool
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `Neural_Network`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 116 | pub fn relu(x: f32)-> f32{
[INFO] [stderr]     |                       --- expected `f32` because of return type
[INFO] [stderr] 117 |     x > 0_f32 ? x 0_f32
[INFO] [stderr]     |     ^^^^^^^^^^^ expected f32, found bool
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0308.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `Neural_Network`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7e9dff9891c2bca2a9f1e3bf96c0e327b5c9a7a82e9d85d8c7517b633839a8b0"`
[INFO] running `"docker" "rm" "-f" "7e9dff9891c2bca2a9f1e3bf96c0e327b5c9a7a82e9d85d8c7517b633839a8b0"`
[INFO] [stdout] 7e9dff9891c2bca2a9f1e3bf96c0e327b5c9a7a82e9d85d8c7517b633839a8b0