[INFO] fetching crate listinfo 0.4.3...
[INFO] testing listinfo-0.4.3 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate listinfo 0.4.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate listinfo 0.4.3 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84fee93a7ef837ddc1aaccc7d1b1202ca4bdb1db45fee769009d5a401edb672b
[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" "84fee93a7ef837ddc1aaccc7d1b1202ca4bdb1db45fee769009d5a401edb672b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84fee93a7ef837ddc1aaccc7d1b1202ca4bdb1db45fee769009d5a401edb672b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84fee93a7ef837ddc1aaccc7d1b1202ca4bdb1db45fee769009d5a401edb672b", kill_on_drop: false }`
[INFO] [stdout] 84fee93a7ef837ddc1aaccc7d1b1202ca4bdb1db45fee769009d5a401edb672b
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51c7b50c2d0a2390eeb7993b6dbf24d2f2cc16aa5602781167534ef47e7c2496
[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" "51c7b50c2d0a2390eeb7993b6dbf24d2f2cc16aa5602781167534ef47e7c2496", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling 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] running `Command { std: "docker" "inspect" "51c7b50c2d0a2390eeb7993b6dbf24d2f2cc16aa5602781167534ef47e7c2496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c7b50c2d0a2390eeb7993b6dbf24d2f2cc16aa5602781167534ef47e7c2496", kill_on_drop: false }`
[INFO] [stdout] 51c7b50c2d0a2390eeb7993b6dbf24d2f2cc16aa5602781167534ef47e7c2496