[INFO] fetching crate listinfo 0.4.3...
[INFO] checking listinfo-0.4.3 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate listinfo 0.4.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate listinfo 0.4.3 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate listinfo 0.4.3
[INFO] finished tweaking crates.io crate listinfo 0.4.3
[INFO] tweaked toml for crates.io crate listinfo 0.4.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b3ba474a0e7f84a7e1ded8824577ee0c52a7a91fe301effd1c60410f0a90599
[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" "7b3ba474a0e7f84a7e1ded8824577ee0c52a7a91fe301effd1c60410f0a90599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b3ba474a0e7f84a7e1ded8824577ee0c52a7a91fe301effd1c60410f0a90599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b3ba474a0e7f84a7e1ded8824577ee0c52a7a91fe301effd1c60410f0a90599", kill_on_drop: false }`
[INFO] [stdout] 7b3ba474a0e7f84a7e1ded8824577ee0c52a7a91fe301effd1c60410f0a90599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4244a587b2c4c4c9c2d2d4674dbc8fe117b0f255ed029161e714ac1ca97b311f
[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" "4244a587b2c4c4c9c2d2d4674dbc8fe117b0f255ed029161e714ac1ca97b311f", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking listinfo v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::Error`
[INFO] [stdout]    --> src/parse.rs:111:73
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn parse_document<'a>(input: &'a str) -> Result<DatDocument<'a>, Error> {
[INFO] [stdout]     |                                              ------------------------------ expected `error::Error` because of this
[INFO] [stdout] 111 |     let (_, fragments) = complete(many1(parse_fragment_internal))(input)?;
[INFO] [stdout]     |                                                                         ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::Error`
[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::Error as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::Error`
[INFO] [stdout]    --> src/parse.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn parse_fragment<'a, 'b>(input: &'a str) -> Result<(&'a str, EntryFragment<'a>), Error> {
[INFO] [stdout]     |                                                  ------------------------------------------- expected `error::Error` because of this
[INFO] [stdout] 125 |     let (_, fragment) = parse_fragment_internal(input)?;
[INFO] [stdout]     |                                                       ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::Error`
[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::Error as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `listinfo`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::Error`
[INFO] [stdout]    --> src/parse.rs:111:73
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn parse_document<'a>(input: &'a str) -> Result<DatDocument<'a>, Error> {
[INFO] [stdout]     |                                              ------------------------------ expected `error::Error` because of this
[INFO] [stdout] 111 |     let (_, fragments) = complete(many1(parse_fragment_internal))(input)?;
[INFO] [stdout]     |                                                                         ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::Error`
[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::Error as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `?` couldn't convert the error to `error::Error`
[INFO] [stdout]    --> src/parse.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 124 | pub fn parse_fragment<'a, 'b>(input: &'a str) -> Result<(&'a str, EntryFragment<'a>), Error> {
[INFO] [stdout]     |                                                  ------------------------------------------- expected `error::Error` because of this
[INFO] [stdout] 125 |     let (_, fragment) = parse_fragment_internal(input)?;
[INFO] [stdout]     |                                                       ^ the trait `From<nom::Err<nom::error::Error<&str>>>` is not implemented for `error::Error`
[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::Error as From<nom::Err<(&str, nom::error::ErrorKind)>>>
[INFO] [stdout]     = note: required by `from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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" "4244a587b2c4c4c9c2d2d4674dbc8fe117b0f255ed029161e714ac1ca97b311f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4244a587b2c4c4c9c2d2d4674dbc8fe117b0f255ed029161e714ac1ca97b311f", kill_on_drop: false }`
[INFO] [stdout] 4244a587b2c4c4c9c2d2d4674dbc8fe117b0f255ed029161e714ac1ca97b311f