[INFO] updating cached repository https://github.com/hoodie/magnetoplasmadynamic-thruster
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 5eb81549d0d60fcaf3f5559e17981d89b5e1519b
[INFO] testing hoodie/magnetoplasmadynamic-thruster against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fmagnetoplasmadynamic-thruster" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoodie/magnetoplasmadynamic-thruster on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hoodie/magnetoplasmadynamic-thruster
[INFO] finished tweaking git repo https://github.com/hoodie/magnetoplasmadynamic-thruster
[INFO] tweaked toml for git repo https://github.com/hoodie/magnetoplasmadynamic-thruster written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hoodie/magnetoplasmadynamic-thruster already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] d775607f82f9b4cccf8b64982f61910b5c05cb610c6645428409220afa7819d3
[INFO] running `"docker" "start" "-a" "d775607f82f9b4cccf8b64982f61910b5c05cb610c6645428409220afa7819d3"`
[INFO] [stderr]    Compiling state v0.2.0
[INFO] [stderr]    Compiling rocket v0.2.0
[INFO] [stderr]    Compiling rocket_codegen v0.2.0
[INFO] [stderr]    Compiling term-painter v0.2.3
[INFO] [stderr]    Compiling serde_json v0.9.6
[INFO] [stderr]    Compiling mpd v0.0.11
[INFO] [stderr]    Compiling cookie v0.6.0
[INFO] [stderr]    Compiling serde_derive v0.9.7
[INFO] [stderr]    Compiling hyper v0.10.4
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.0/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(const_fn)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `state`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/search.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 | /                 self.client
[INFO] [stderr] 81 | |                     .read_pairs()
[INFO] [stderr] 82 | |                     .split("file")
[INFO] [stderr] 83 | |                     .map(|v| v.and_then(FromMap::from_map))
[INFO] [stderr] 84 | |                     .collect()
[INFO] [stderr]    | |______________________________^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:205:27
[INFO] [stderr]     |
[INFO] [stderr] 205 |             .and_then(|_| self.read_pairs().split("file").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:211:27
[INFO] [stderr]     |
[INFO] [stderr] 211 |             .and_then(|_| self.read_pairs().split("file").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:229:27
[INFO] [stderr]     |
[INFO] [stderr] 229 |             .and_then(|_| self.read_pairs().split("file").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:330:27
[INFO] [stderr]     |
[INFO] [stderr] 330 |             .and_then(|_| self.read_pairs().split("playlist").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:336:27
[INFO] [stderr]     |
[INFO] [stderr] 336 |             .and_then(|_| self.read_pairs().split("file").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:433:27
[INFO] [stderr]     |
[INFO] [stderr] 433 |             .and_then(|_| self.read_pairs().split("outputid").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:579:27
[INFO] [stderr]     |
[INFO] [stderr] 579 |             .and_then(|_| self.read_pairs().split("channel").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:607:27
[INFO] [stderr]     |
[INFO] [stderr] 607 |             .and_then(|_| self.read_pairs().split("mount").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:613:27
[INFO] [stderr]     |
[INFO] [stderr] 613 |             .and_then(|_| self.read_pairs().split("neighbor").map(|v| v.and_then(FromMap::from_map)).collect())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: type `proto::Maps<'_, std::io::Lines<&mut bufstream::BufStream<S>>>` is private
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mpd-0.0.11/src/client.rs:679:17
[INFO] [stderr]     |
[INFO] [stderr] 679 | /                 self.read_pairs()
[INFO] [stderr] 680 | |                     .split("file")
[INFO] [stderr] 681 | |                     .map(|rmap| {
[INFO] [stderr] 682 | |                         rmap.map(|mut map| {
[INFO] [stderr] ...   |
[INFO] [stderr] 688 | |                     })
[INFO] [stderr] 689 | |                     .collect()
[INFO] [stderr]     | |______________________________^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `mpd`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d775607f82f9b4cccf8b64982f61910b5c05cb610c6645428409220afa7819d3"`
[INFO] running `"docker" "rm" "-f" "d775607f82f9b4cccf8b64982f61910b5c05cb610c6645428409220afa7819d3"`
[INFO] [stdout] d775607f82f9b4cccf8b64982f61910b5c05cb610c6645428409220afa7819d3