[INFO] fetching crate yajlish 0.1.1...
[INFO] testing yajlish-0.1.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate yajlish 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate yajlish 0.1.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yajlish 0.1.1
[INFO] finished tweaking crates.io crate yajlish 0.1.1
[INFO] tweaked toml for crates.io crate yajlish 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 623cc811da9c84097b53f1cb521a5e07255a19a5233ce1737cf6c32bacbb053d
[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" "623cc811da9c84097b53f1cb521a5e07255a19a5233ce1737cf6c32bacbb053d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "623cc811da9c84097b53f1cb521a5e07255a19a5233ce1737cf6c32bacbb053d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623cc811da9c84097b53f1cb521a5e07255a19a5233ce1737cf6c32bacbb053d", kill_on_drop: false }`
[INFO] [stdout] 623cc811da9c84097b53f1cb521a5e07255a19a5233ce1737cf6c32bacbb053d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 919e9518f3c75f99ad36411a639779c802980c2349693aae4dc106d01d125b61
[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" "919e9518f3c75f99ad36411a639779c802980c2349693aae4dc106d01d125b61", kill_on_drop: false }`
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling nom v6.0.0-alpha3
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling bitvec v0.19.3
[INFO] [stderr]    Compiling yajlish v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `nom::Err<nom::error::Error<&[u8]>>`
[INFO] [stdout]    --> src/lexer.rs:262:82
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn parse_integer(data: &[u8]) -> IResult<&[u8], JsonPrimitive> {
[INFO] [stdout]     |                                  ----------------------------- expected `nom::Err<nom::error::Error<&[u8]>>` because of this
[INFO] [stdout] ...
[INFO] [stdout] 262 |         .map_err(|_| nom::Err::Error((b.0, nom::error::ErrorKind::AlphaNumeric)))?;
[INFO] [stdout]     |                                                                                  ^ the trait `std::convert::From<nom::Err<(&[u8], nom::error::ErrorKind)>>` is not implemented for `nom::Err<nom::error::Error<&[u8]>>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the question mark operation (`?`) implicitly performs a conversion on the error value using the `From` trait
[INFO] [stdout]     = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lexer.rs:263:5
[INFO] [stdout]     |
[INFO] [stdout] 258 |   fn parse_integer(data: &[u8]) -> IResult<&[u8], JsonPrimitive> {
[INFO] [stdout]     |                                    ----------------------------- expected because this return type...
[INFO] [stdout] 259 |       let negative_sign = opt(tag("-"))(data)?;
[INFO] [stdout]     |                                              - ...is found to be `std::result::Result<(&[u8], lexer::JsonPrimitive), nom::Err<nom::error::Error<&[u8]>>>` here
[INFO] [stdout] ...
[INFO] [stdout] 263 | /     s.parse::<i64>()
[INFO] [stdout] 264 | |         .map(|mut num| {
[INFO] [stdout] 265 | |             if negative_sign.1.is_some() {
[INFO] [stdout] 266 | |                 num = -num;
[INFO] [stdout] ...   |
[INFO] [stdout] 269 | |         })
[INFO] [stdout] 270 | |         .map_err(|_| nom::Err::Error((b.0, nom::error::ErrorKind::Digit)))
[INFO] [stdout]     | |__________________________________________________________________________^ expected struct `nom::error::Error`, found tuple
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<(&[u8], lexer::JsonPrimitive), nom::Err<nom::error::Error<&[u8]>>>`
[INFO] [stdout]                found enum `std::result::Result<(&[u8], lexer::JsonPrimitive), nom::Err<(&[u8], nom::error::ErrorKind)>>`
[INFO] [stdout]     = note: to return `impl Trait`, all returned values must be of the same type
[INFO] [stdout]     = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits>
[INFO] [stdout]     = help: alternatively, create a new `enum` with a variant for each returned type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/parser.rs:345:29
[INFO] [stdout]     |
[INFO] [stdout] 343 |     match parse_start(data) {
[INFO] [stdout]     |           ----------------- this expression has type `std::result::Result<(&[u8], lexer::JsonPrimitive), nom::Err<nom::error::Error<&[u8]>>>`
[INFO] [stdout] 344 |         Err(nom::Err::Incomplete(_)) => Err(ParseKnowError::Incomplete),
[INFO] [stdout] 345 |         Err(nom::Err::Error((rest, _))) | Err(nom::Err::Failure((rest, _))) => {
[INFO] [stdout]     |                             ^^^^^^^^^ expected struct `nom::error::Error`, found tuple
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<&[u8]>`
[INFO] [stdout]                 found tuple `(_, _)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/parser.rs:345:65
[INFO] [stdout]     |
[INFO] [stdout] 343 |     match parse_start(data) {
[INFO] [stdout]     |           ----------------- this expression has type `std::result::Result<(&[u8], lexer::JsonPrimitive), nom::Err<nom::error::Error<&[u8]>>>`
[INFO] [stdout] 344 |         Err(nom::Err::Incomplete(_)) => Err(ParseKnowError::Incomplete),
[INFO] [stdout] 345 |         Err(nom::Err::Error((rest, _))) | Err(nom::Err::Failure((rest, _))) => {
[INFO] [stdout]     |                                                                 ^^^^^^^^^ expected struct `nom::error::Error`, found tuple
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `nom::error::Error<&[u8]>`
[INFO] [stdout]                 found tuple `(_, _)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yajlish`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "919e9518f3c75f99ad36411a639779c802980c2349693aae4dc106d01d125b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919e9518f3c75f99ad36411a639779c802980c2349693aae4dc106d01d125b61", kill_on_drop: false }`
[INFO] [stdout] 919e9518f3c75f99ad36411a639779c802980c2349693aae4dc106d01d125b61
