[INFO] updating cached repository https://github.com/uwmisl/purpledrop-software
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c08c6c2c0e88b2d1764df4debda8ee5d42f12801
[INFO] checking uwmisl/purpledrop-software against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwmisl%2Fpurpledrop-software" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uwmisl/purpledrop-software on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/uwmisl/purpledrop-software
[INFO] finished tweaking git repo https://github.com/uwmisl/purpledrop-software
[INFO] tweaked toml for git repo https://github.com/uwmisl/purpledrop-software written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/uwmisl/purpledrop-software 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 635cd501da66d0ff6756d90b3ce0b5483c342959daa9fc966d0b127ad7968f2a
[INFO] running `"docker" "start" "-a" "635cd501da66d0ff6756d90b3ce0b5483c342959daa9fc966d0b127ad7968f2a"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking http v0.1.20
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling purpledrop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking hyper-staticfile v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking jsonrpc-core v14.0.3
[INFO] [stderr]     Checking jsonrpc-server-utils v14.0.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]     Checking jsonrpc-http-server v14.0.3
[INFO] [stderr]    Compiling jsonrpc-derive v14.0.3
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:23:14
[INFO] [stderr]    |
[INFO] [stderr] 23 |     address: std::net::SocketAddr,
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:25:14
[INFO] [stderr]    |
[INFO] [stderr] 25 |     threads: usize,
[INFO] [stderr]    |              ^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |     static_dir: String,
[INFO] [stderr]    |                 ^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     config_file: Option<String>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/purpledrop_rpc.rs:53:49
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_board_definition(&self) -> RpcResult<(Board)> {
[INFO] [stderr]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:23:14
[INFO] [stderr]    |
[INFO] [stderr] 23 |     address: std::net::SocketAddr,
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:25:14
[INFO] [stderr]    |
[INFO] [stderr] 25 |     threads: usize,
[INFO] [stderr]    |              ^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |     static_dir: String,
[INFO] [stderr]    |                 ^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected value, found macro `matches`
[INFO] [stderr]   --> src/httpserver.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     config_file: Option<String>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^ help: use `!` to invoke the macro: `matches!`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/purpledrop_rpc.rs:53:49
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_board_definition(&self) -> RpcResult<(Board)> {
[INFO] [stderr]    |                                                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0423`.
[INFO] [stderr] error: could not compile `purpledrop`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0423`.
[INFO] [stderr] error: could not compile `purpledrop`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "635cd501da66d0ff6756d90b3ce0b5483c342959daa9fc966d0b127ad7968f2a"`
[INFO] running `"docker" "rm" "-f" "635cd501da66d0ff6756d90b3ce0b5483c342959daa9fc966d0b127ad7968f2a"`
[INFO] [stdout] 635cd501da66d0ff6756d90b3ce0b5483c342959daa9fc966d0b127ad7968f2a