[INFO] crate shakmaty-syzygy 0.13.0 is already in cache
[INFO] checking shakmaty-syzygy-0.13.0 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] extracting crate shakmaty-syzygy 0.13.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate shakmaty-syzygy 0.13.0 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate shakmaty-syzygy 0.13.0
[INFO] finished tweaking crates.io crate shakmaty-syzygy 0.13.0
[INFO] tweaked toml for crates.io crate shakmaty-syzygy 0.13.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate shakmaty-syzygy 0.13.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b21222ed026e6d65a0c363d3f2ada7026ac9d4357cf9f4ce61a65f724ae30531
[INFO] running `"docker" "start" "-a" "b21222ed026e6d65a0c363d3f2ada7026ac9d4357cf9f4ce61a65f724ae30531"`
[INFO] [stderr]    Compiling shakmaty v0.16.0
[INFO] [stderr]     Checking arrayvec v0.5.0
[INFO] [stderr]     Checking positioned-io-preview v0.3.3
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking btoi v0.4.1
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking shakmaty-syzygy v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr] error[E0423]: expected value, found crate `matches`
[INFO] [stderr]   --> examples/fathom.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |       #[structopt(long = "path", parse(from_os_str))]
[INFO] [stderr]    |  _________________________________________________-
[INFO] [stderr] 15 | |     path: Vec<PathBuf>,
[INFO] [stderr]    | |          -^^^^^^^^^^^^
[INFO] [stderr]    | |__________|
[INFO] [stderr]    |            help: use the path separator to refer to an item: `matches::values_of_os`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found crate `matches`
[INFO] [stderr]   --> examples/fathom.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 |     test: bool,
[INFO] [stderr]    |           ^^^^ help: use the path separator to refer to an item: `matches::is_present`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found crate `matches`
[INFO] [stderr]   --> examples/fathom.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fen: String,
[INFO] [stderr]    |          ^^^^^^ help: use the path separator to refer to an item: `matches::value_of`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0423`.
[INFO] [stderr] error: could not compile `shakmaty-syzygy`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b21222ed026e6d65a0c363d3f2ada7026ac9d4357cf9f4ce61a65f724ae30531"`
[INFO] running `"docker" "rm" "-f" "b21222ed026e6d65a0c363d3f2ada7026ac9d4357cf9f4ce61a65f724ae30531"`
[INFO] [stdout] b21222ed026e6d65a0c363d3f2ada7026ac9d4357cf9f4ce61a65f724ae30531