[INFO] fetching crate eat-nom 0.1.5...
[INFO] checking eat-nom-0.1.5 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate eat-nom 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate eat-nom 0.1.5 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eat-nom 0.1.5
[INFO] finished tweaking crates.io crate eat-nom 0.1.5
[INFO] tweaked toml for crates.io crate eat-nom 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82d2bfa297ee9713505aba06738511d60b19058b711efe531b120066abba670c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82d2bfa297ee9713505aba06738511d60b19058b711efe531b120066abba670c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82d2bfa297ee9713505aba06738511d60b19058b711efe531b120066abba670c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d2bfa297ee9713505aba06738511d60b19058b711efe531b120066abba670c", kill_on_drop: false }`
[INFO] [stdout] 82d2bfa297ee9713505aba06738511d60b19058b711efe531b120066abba670c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0bb3925b504876e5fae31bae269b762d961d838fe4f41a09e5f69a26e15c68a8
[INFO] running `Command { std: "docker" "start" "-a" "0bb3925b504876e5fae31bae269b762d961d838fe4f41a09e5f69a26e15c68a8", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v6.2.1
[INFO] [stderr]     Checking eat-nom v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:26:29
[INFO] [stdout]     |
[INFO] [stdout] 25  | pub fn parse_ip(input: &str) -> EatResult<IpAddr> {
[INFO] [stdout]     |                                 ----------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 26  |     let (_, out) = ip(input)?;
[INFO] [stdout]     |                             ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<IpAddr, error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:45:67
[INFO] [stdout]     |
[INFO] [stdout] 44  | pub fn parse_ip_mask<'a>(input: &'a str, concat: &'a str) -> EatResult<(IpAddr, IpAddr)> {
[INFO] [stdout]     |                                                              --------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 45  |     let (_, (ip, _, mask)) = tuple((ip, tag(concat), mask))(input)?;
[INFO] [stdout]     |                                                                   ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, IpAddr), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:53:81
[INFO] [stdout]     |
[INFO] [stdout] 51  | pub fn parse_ip_mask_opt(input: &str) -> EatResult<(IpAddr, IpAddr)> {
[INFO] [stdout]     |                                          --------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 52  |     let (_, (ip, _, mask)) =
[INFO] [stdout] 53  |         tuple((ip, alt((tag("/"), tag("-"), tag(" "), tag("\\"))), mask))(input)?;
[INFO] [stdout]     |                                                                                 ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, IpAddr), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:60:67
[INFO] [stdout]     |
[INFO] [stdout] 59  | pub fn parse_ip_range<'a>(input: &'a str, concat: &'a str) -> EatResult<Range<IpAddr>> {
[INFO] [stdout]     |                                                               ------------------------ expected `error::ErrorKind` because of this
[INFO] [stdout] 60  |     let (_, (start, _, end)) = tuple((ip, tag(concat), ip))(input)?;
[INFO] [stdout]     |                                                                   ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<std::ops::Range<IpAddr>, error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:68:79
[INFO] [stdout]     |
[INFO] [stdout] 66  | pub fn parse_ip_range_opt(input: &str) -> EatResult<Range<IpAddr>> {
[INFO] [stdout]     |                                           ------------------------ expected `error::ErrorKind` because of this
[INFO] [stdout] 67  |     let (_, (start, _, end)) =
[INFO] [stdout] 68  |         tuple((ip, alt((tag("/"), tag("-"), tag(" "), tag("\\"))), ip))(input)?;
[INFO] [stdout]     |                                                                               ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<std::ops::Range<IpAddr>, error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:75:69
[INFO] [stdout]     |
[INFO] [stdout] 74  | pub fn parse_ip_cidr<'a>(input: &'a str, concat: &'a str) -> EatResult<(IpAddr, usize)> {
[INFO] [stdout]     |                                                              -------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 75  |     let (_, (ip, _, cidr)) = tuple((ip, tag(concat), digit1))(input)?;
[INFO] [stdout]     |                                                                     ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, usize), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:26:29
[INFO] [stdout]     |
[INFO] [stdout] 25  | pub fn parse_ip(input: &str) -> EatResult<IpAddr> {
[INFO] [stdout]     |                                 ----------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 26  |     let (_, out) = ip(input)?;
[INFO] [stdout]     |                             ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<IpAddr, error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:83:83
[INFO] [stdout]     |
[INFO] [stdout] 81  | pub fn parse_ip_cidr_opt(input: &str) -> EatResult<(IpAddr, usize)> {
[INFO] [stdout]     |                                          -------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 82  |     let (_, (ip, _, cidr)) =
[INFO] [stdout] 83  |         tuple((ip, alt((tag("/"), tag("-"), tag(" "), tag("\\"))), digit1))(input)?;
[INFO] [stdout]     |                                                                                   ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, usize), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:45:67
[INFO] [stdout]     |
[INFO] [stdout] 44  | pub fn parse_ip_mask<'a>(input: &'a str, concat: &'a str) -> EatResult<(IpAddr, IpAddr)> {
[INFO] [stdout]     |                                                              --------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 45  |     let (_, (ip, _, mask)) = tuple((ip, tag(concat), mask))(input)?;
[INFO] [stdout]     |                                                                   ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, IpAddr), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/error.rs:85:50
[INFO] [stdout]     |
[INFO] [stdout] 80  |     fn test_until_eof_ok() -> EatResult<()> {
[INFO] [stdout]     |                               ------------- expected `error::ErrorKind` because of this
[INFO] [stdout] ...
[INFO] [stdout] 85  |         let (x, y) = until_eof("hello, worldeof")?;
[INFO] [stdout]     |                                                  ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:53:81
[INFO] [stdout]     |
[INFO] [stdout] 51  | pub fn parse_ip_mask_opt(input: &str) -> EatResult<(IpAddr, IpAddr)> {
[INFO] [stdout]     |                                          --------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 52  |     let (_, (ip, _, mask)) =
[INFO] [stdout] 53  |         tuple((ip, alt((tag("/"), tag("-"), tag(" "), tag("\\"))), mask))(input)?;
[INFO] [stdout]     |                                                                                 ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, IpAddr), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:60:67
[INFO] [stdout]     |
[INFO] [stdout] 59  | pub fn parse_ip_range<'a>(input: &'a str, concat: &'a str) -> EatResult<Range<IpAddr>> {
[INFO] [stdout]     |                                                               ------------------------ expected `error::ErrorKind` because of this
[INFO] [stdout] 60  |     let (_, (start, _, end)) = tuple((ip, tag(concat), ip))(input)?;
[INFO] [stdout]     |                                                                   ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<std::ops::Range<IpAddr>, error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eat-nom` due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:68:79
[INFO] [stdout]     |
[INFO] [stdout] 66  | pub fn parse_ip_range_opt(input: &str) -> EatResult<Range<IpAddr>> {
[INFO] [stdout]     |                                           ------------------------ expected `error::ErrorKind` because of this
[INFO] [stdout] 67  |     let (_, (start, _, end)) =
[INFO] [stdout] 68  |         tuple((ip, alt((tag("/"), tag("-"), tag(" "), tag("\\"))), ip))(input)?;
[INFO] [stdout]     |                                                                               ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<std::ops::Range<IpAddr>, error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:75:69
[INFO] [stdout]     |
[INFO] [stdout] 74  | pub fn parse_ip_cidr<'a>(input: &'a str, concat: &'a str) -> EatResult<(IpAddr, usize)> {
[INFO] [stdout]     |                                                              -------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 75  |     let (_, (ip, _, cidr)) = tuple((ip, tag(concat), digit1))(input)?;
[INFO] [stdout]     |                                                                     ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, usize), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::ErrorKind`
[INFO] [stdout]    --> src/ip.rs:83:83
[INFO] [stdout]     |
[INFO] [stdout] 81  | pub fn parse_ip_cidr_opt(input: &str) -> EatResult<(IpAddr, usize)> {
[INFO] [stdout]     |                                          -------------------------- expected `error::ErrorKind` because of this
[INFO] [stdout] 82  |     let (_, (ip, _, cidr)) =
[INFO] [stdout] 83  |         tuple((ip, alt((tag("/"), tag("-"), tag(" "), tag("\\"))), digit1))(input)?;
[INFO] [stdout]     |                                                                                   ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::ErrorKind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <error::ErrorKind as From<AddrParseError>>
[INFO] [stdout]               <error::ErrorKind as From<ParseIntError>>
[INFO] [stdout]               <error::ErrorKind as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required because of the requirements on the impl of `FromResidual<Result<Infallible, nom::Err<nom::error::Error<&str>>>>` for `Result<(IpAddr, usize), error::ErrorKind>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0bb3925b504876e5fae31bae269b762d961d838fe4f41a09e5f69a26e15c68a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb3925b504876e5fae31bae269b762d961d838fe4f41a09e5f69a26e15c68a8", kill_on_drop: false }`
[INFO] [stdout] 0bb3925b504876e5fae31bae269b762d961d838fe4f41a09e5f69a26e15c68a8
