[INFO] crate firetrap 0.1.0 is already in cache
[INFO] extracting crate firetrap 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/firetrap/0.1.0
[INFO] extracting crate firetrap 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/firetrap/0.1.0
[INFO] validating manifest of firetrap-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of firetrap-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing firetrap-0.1.0
[INFO] finished frobbing firetrap-0.1.0
[INFO] frobbed toml for firetrap-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/firetrap/0.1.0/Cargo.toml
[INFO] started frobbing firetrap-0.1.0
[INFO] finished frobbing firetrap-0.1.0
[INFO] frobbed toml for firetrap-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/firetrap/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing firetrap-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/firetrap/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a53cdca8aff464d2514ee7f38425f1f96012de096ddd8eb594693fd049011d02
[INFO] running `"docker" "start" "-a" "a53cdca8aff464d2514ee7f38425f1f96012de096ddd8eb594693fd049011d02"`
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling path_abs v0.4.1
[INFO] [stderr]    Compiling firetrap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use] extern crate failure_derive;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:177:32
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:453:18
[INFO] [stderr]     |
[INFO] [stderr] 453 |     storage: Box<(Fn() -> S) + Send>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (Fn() -> S) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:455:30
[INFO] [stderr]     |
[INFO] [stderr] 455 |     authenticator: &'static (Authenticator + Send + Sync),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Authenticator + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:493:23
[INFO] [stderr]     |
[INFO] [stderr] 493 |     pub fn new(s: Box<Fn() -> S + Send>) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> S + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:426:32
[INFO] [stderr]     |
[INFO] [stderr] 426 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage.rs:94:52
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn stat<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = Self::Metadata, Error = Self::Error> + Send>;
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Metadata, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage.rs:97:52
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn list<P: AsRef<Path>>(&self, path: P) -> Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send> where <Self as StorageBackend>::Metadata: Metadata;
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:101:56
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn list_fmt<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:108:25
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let stream: Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send> = self.list(path);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:132:52
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn nlst<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:138:25
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let stream: Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send> = self.list(path);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:164:51
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn get<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = Self::File, Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::File, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:168:114
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn put<P: AsRef<Path>, R: self::tokio::prelude::AsyncRead + Send + 'static>(&self, bytes: R, path: P) -> Box<Future<Item = u64, Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = u64, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:171:51
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn del<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:174:51
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn mkd<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:234:52
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn stat<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = Self::Metadata, Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Metadata, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:243:52
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fn list<P: AsRef<Path>>(&self, path: P) -> Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:269:51
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn get<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = self::tokio::fs::File, Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = self::tokio::fs::File, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:278:114
[INFO] [stderr]     |
[INFO] [stderr] 278 |     fn put<P: AsRef<Path>, R: self::tokio::prelude::AsyncRead + Send + 'static>(&self, bytes: R, path: P) -> Box<Future<Item = u64, Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = u64, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:297:51
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn del<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:305:51
[INFO] [stderr]     |
[INFO] [stderr] 305 |     fn mkd<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:845:33
[INFO] [stderr]     |
[INFO] [stderr] 845 |                             let mut session = session.lock()?;
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:875:33
[INFO] [stderr]     |
[INFO] [stderr] 875 |                             let mut session = session.lock()?;
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `"docker" "inspect" "a53cdca8aff464d2514ee7f38425f1f96012de096ddd8eb594693fd049011d02"`
[INFO] running `"docker" "rm" "-f" "a53cdca8aff464d2514ee7f38425f1f96012de096ddd8eb594693fd049011d02"`
[INFO] [stdout] a53cdca8aff464d2514ee7f38425f1f96012de096ddd8eb594693fd049011d02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/firetrap/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 64642ea1324097368a5e805d61c8660a2d7235e8eccecf17160020eb7d19bdfb
[INFO] running `"docker" "start" "-a" "64642ea1324097368a5e805d61c8660a2d7235e8eccecf17160020eb7d19bdfb"`
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling pretty_assertions v0.5.1
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling ftp v3.0.1
[INFO] [stderr]    Compiling firetrap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `firetrap::auth::pam`
[INFO] [stderr]  --> examples/pam.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use firetrap::auth::pam;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^ no `pam` in `auth`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[macro_use] extern crate failure_derive;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:177:32
[INFO] [stderr]     |
[INFO] [stderr] 177 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:453:18
[INFO] [stderr]     |
[INFO] [stderr] 453 |     storage: Box<(Fn() -> S) + Send>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (Fn() -> S) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:455:30
[INFO] [stderr]     |
[INFO] [stderr] 455 |     authenticator: &'static (Authenticator + Send + Sync),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Authenticator + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:493:23
[INFO] [stderr]     |
[INFO] [stderr] 493 |     pub fn new(s: Box<Fn() -> S + Send>) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> S + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:426:32
[INFO] [stderr]     |
[INFO] [stderr] 426 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage.rs:94:52
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn stat<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = Self::Metadata, Error = Self::Error> + Send>;
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Metadata, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/storage.rs:97:52
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn list<P: AsRef<Path>>(&self, path: P) -> Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send> where <Self as StorageBackend>::Metadata: Metadata;
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:101:56
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn list_fmt<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:108:25
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let stream: Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send> = self.list(path);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:132:52
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn nlst<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = std::io::Cursor<Vec<u8>>, Error = std::io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:138:25
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let stream: Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send> = self.list(path);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:164:51
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn get<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = Self::File, Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::File, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:168:114
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn put<P: AsRef<Path>, R: self::tokio::prelude::AsyncRead + Send + 'static>(&self, bytes: R, path: P) -> Box<Future<Item = u64, Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = u64, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:171:51
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn del<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:174:51
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn mkd<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send>;
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:234:52
[INFO] [stderr]     |
[INFO] [stderr] 234 |     fn stat<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = Self::Metadata, Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Metadata, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:243:52
[INFO] [stderr]     |
[INFO] [stderr] 243 |     fn list<P: AsRef<Path>>(&self, path: P) -> Box<Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Fileinfo<std::path::PathBuf, Self::Metadata>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:269:51
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn get<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = self::tokio::fs::File, Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = self::tokio::fs::File, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:278:114
[INFO] [stderr]     |
[INFO] [stderr] 278 |     fn put<P: AsRef<Path>, R: self::tokio::prelude::AsyncRead + Send + 'static>(&self, bytes: R, path: P) -> Box<Future<Item = u64, Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = u64, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:297:51
[INFO] [stderr]     |
[INFO] [stderr] 297 |     fn del<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/storage.rs:305:51
[INFO] [stderr]     |
[INFO] [stderr] 305 |     fn mkd<P: AsRef<Path>>(&self, path: P) -> Box<Future<Item = (), Error = Self::Error> + Send> {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `firetrap`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:845:33
[INFO] [stderr]     |
[INFO] [stderr] 845 |                             let mut session = session.lock()?;
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:875:33
[INFO] [stderr]     |
[INFO] [stderr] 875 |                             let mut session = session.lock()?;
[INFO] [stderr]     |                                 ----^^^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "64642ea1324097368a5e805d61c8660a2d7235e8eccecf17160020eb7d19bdfb"`
[INFO] running `"docker" "rm" "-f" "64642ea1324097368a5e805d61c8660a2d7235e8eccecf17160020eb7d19bdfb"`
[INFO] [stdout] 64642ea1324097368a5e805d61c8660a2d7235e8eccecf17160020eb7d19bdfb