[INFO] updating cached repository https://github.com/abhijeetbhagat/fei
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a5d45f0a08ff18427e085a61877ab8fd2c9523b9
[INFO] testing abhijeetbhagat/fei against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijeetbhagat%2Ffei" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abhijeetbhagat/fei on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/abhijeetbhagat/fei
[INFO] finished tweaking git repo https://github.com/abhijeetbhagat/fei
[INFO] tweaked toml for git repo https://github.com/abhijeetbhagat/fei written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/abhijeetbhagat/fei already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 3f4ab8276cf1b0dc1945858b480ae2bcd51b7e4c77ba9935e3f2c1b0fab44f71
[INFO] running `"docker" "start" "-a" "3f4ab8276cf1b0dc1945858b480ae2bcd51b7e4c77ba9935e3f2c1b0fab44f71"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling fei v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant `NOT_DEFINED` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     NOT_DEFINED,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `NotDefined`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ACCESS_VIOLATION` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ACCESS_VIOLATION,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AccessViolation`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `DISK_FULL_OR_ALLOCATION_EXCEEDED` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     DISK_FULL_OR_ALLOCATION_EXCEEDED,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DiskFullOrAllocationExceeded`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ILLEGAL_TFTP_OPERATION` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     ILLEGAL_TFTP_OPERATION,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `IllegalTftpOperation`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `UNKNOWN_TRANSFER_ID` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     UNKNOWN_TRANSFER_ID,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `UnknownTransferId`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `FILE_ALREADY_EXISTS` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     FILE_ALREADY_EXISTS,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FileAlreadyExists`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `NO_SUCH_USER` should have an upper camel case name
[INFO] [stderr]   --> src/tftp_specific.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     NO_SUCH_USER
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `NoSuchUser`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error`
[INFO] [stderr]   --> src/udp_interface.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::error;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]   --> src/main.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::io::{Write, Read};
[INFO] [stderr]    |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::*`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use utils::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use regex::Regex;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> src/utils.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 |     (v & 0x00FF, v >> 8)
[INFO] [stderr]   |      ^^^^^^^^^^ expected u8, found u16
[INFO] [stderr] help: you can convert an `u16` to `u8` and panic if the converted value wouldn't fit
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ((v & 0x00FF).try_into().unwrap(), v >> 8)
[INFO] [stderr]   |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> src/utils.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 |     (v & 0x00FF, v >> 8)
[INFO] [stderr]   |                  ^^^^^^ expected u8, found u16
[INFO] [stderr] help: you can convert an `u16` to `u8` and panic if the converted value wouldn't fit
[INFO] [stderr]   |
[INFO] [stderr] 7 |     (v & 0x00FF, (v >> 8).try_into().unwrap())
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `fei`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3f4ab8276cf1b0dc1945858b480ae2bcd51b7e4c77ba9935e3f2c1b0fab44f71"`
[INFO] running `"docker" "rm" "-f" "3f4ab8276cf1b0dc1945858b480ae2bcd51b7e4c77ba9935e3f2c1b0fab44f71"`
[INFO] [stdout] 3f4ab8276cf1b0dc1945858b480ae2bcd51b7e4c77ba9935e3f2c1b0fab44f71