[INFO] crate sccache 0.2.8 is already in cache
[INFO] extracting crate sccache 0.2.8 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/sccache/0.2.8
[INFO] extracting crate sccache 0.2.8 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/sccache/0.2.8
[INFO] validating manifest of sccache-0.2.8 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sccache-0.2.8 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sccache-0.2.8
[INFO] finished frobbing sccache-0.2.8
[INFO] frobbed toml for sccache-0.2.8 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/sccache/0.2.8/Cargo.toml
[INFO] started frobbing sccache-0.2.8
[INFO] finished frobbing sccache-0.2.8
[INFO] frobbed toml for sccache-0.2.8 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/sccache/0.2.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking sccache-0.2.8 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-2/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/sccache/0.2.8:/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=forbid" "-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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2e83164c9b47772c19c45b6abfb98c1cd36a9b746bbe765385866bfaf8f3d498
[INFO] running `"docker" "start" "-a" "2e83164c9b47772c19c45b6abfb98c1cd36a9b746bbe765385866bfaf8f3d498"`
[INFO] [stderr]     Checking predicates-core v0.9.0
[INFO] [stderr]     Checking linked-hash-map v0.2.1
[INFO] [stderr]     Checking cc v1.0.37
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking tokio-serde v0.1.0
[INFO] [stderr]     Checking retry v0.4.0
[INFO] [stderr]     Checking hyperx v0.12.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking bincode v0.8.0
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking predicates-tree v0.9.0
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking escargot v0.3.1
[INFO] [stderr]     Checking predicates v0.9.1
[INFO] [stderr]     Checking lru-disk-cache v0.2.0
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking tokio-process v0.2.3
[INFO] [stderr]     Checking tokio-serde-bincode v0.1.1
[INFO] [stderr]     Checking assert_cmd v0.9.1
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking hyper v0.12.30
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.18
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking reqwest v0.8.8
[INFO] [stderr]     Checking sccache v0.2.8 (/opt/crater/workdir)
[INFO] [stderr]     Checking selenium-rs v0.1.1
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:82:27
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub type SFuture<T> = Box<Future<Item = T, Error = Error>>;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:83:31
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub type SFutureSend<T> = Box<Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cache/cache.rs:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 |     zip: ZipArchive<Box<ReadSeek>>,
[INFO] [stderr]    |                         ^^^^^^^^ help: use `dyn`: `dyn ReadSeek`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cache/cache.rs:77:57
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let z = ZipArchive::new(Box::new(reader) as Box<ReadSeek>)
[INFO] [stderr]    |                                                         ^^^^^^^^ help: use `dyn`: `dyn ReadSeek`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cache/cache.rs:167:68
[INFO] [stderr]     |
[INFO] [stderr] 167 | pub fn storage_from_config(config: &Config, pool: &CpuPool) -> Arc<Storage> {
[INFO] [stderr]     |                                                                    ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]    --> src/commands.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     use libc;
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:60:1
[INFO] [stderr]     |
[INFO] [stderr] 60  | extern crate libc;
[INFO] [stderr]     | ------------------ the item `libc` is already imported here
[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/commands.rs:460:18
[INFO] [stderr]     |
[INFO] [stderr] 460 |     stdout: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:461:18
[INFO] [stderr]     |
[INFO] [stderr] 461 |     stderr: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:466:22
[INFO] [stderr]     |
[INFO] [stderr] 466 |         writer: &mut Write,
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:530:18
[INFO] [stderr]     |
[INFO] [stderr] 530 |     stdout: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:531:18
[INFO] [stderr]     |
[INFO] [stderr] 531 |     stderr: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:605:18
[INFO] [stderr]     |
[INFO] [stderr] 605 |     stdout: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:606:18
[INFO] [stderr]     |
[INFO] [stderr] 606 |     stderr: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/args.rs:12:42
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type PathTransformerFn<'a> = &'a mut FnMut(&Path) -> Option<String>;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path) -> Option<String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/args.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/args.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:200:61
[INFO] [stderr]     |
[INFO] [stderr] 200 |                        cwd: &Path) -> CompilerArguments<Box<CompilerHasher<T> + 'static>> {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:215:32
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn box_clone(&self) -> Box<Compiler<T>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:304:32
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn box_clone(&self) -> Box<CompilerHasher<T>>
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:330:37
[INFO] [stderr]     |
[INFO] [stderr] 330 |     fn outputs<'a>(&'a self) -> Box<Iterator<Item=(&'a str, &'a Path)> + 'a>
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=(&'a str, &'a Path)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:94:32
[INFO] [stderr]    |
[INFO] [stderr] 94 |     ) -> CompilerArguments<Box<CompilerHasher<T> + 'static>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:95:32
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn box_clone(&self) -> Box<Compiler<T>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:98:43
[INFO] [stderr]    |
[INFO] [stderr] 98 | impl<T: CommandCreatorSync> Clone for Box<Compiler<T>> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:99:28
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn clone(&self) -> Box<Compiler<T>> {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:129:33
[INFO] [stderr]     |
[INFO] [stderr] 129 |         dist_client: Option<Arc<dist::Client>>,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn dist::Client`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:131:22
[INFO] [stderr]     |
[INFO] [stderr] 131 |         storage: Arc<Storage>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:357:32
[INFO] [stderr]     |
[INFO] [stderr] 357 |     fn box_clone(&self) -> Box<CompilerHasher<T>>;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:362:30
[INFO] [stderr]     |
[INFO] [stderr] 362 |     _dist_client: Option<Arc<dist::Client>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn dist::Client`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:365:22
[INFO] [stderr]     |
[INFO] [stderr] 365 |     compilation: Box<Compilation>,
[INFO] [stderr]     |                      ^^^^^^^^^^^ help: use `dyn`: `dyn Compilation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:547:43
[INFO] [stderr]     |
[INFO] [stderr] 547 | impl<T: CommandCreatorSync> Clone for Box<CompilerHasher<T>> {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:548:28
[INFO] [stderr]     |
[INFO] [stderr] 548 |     fn clone(&self) -> Box<CompilerHasher<T>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:579:37
[INFO] [stderr]     |
[INFO] [stderr] 579 |     fn outputs<'a>(&'a self) -> Box<Iterator<Item = (&'a str, &'a Path)> + 'a>;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a str, &'a Path)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:610:26
[INFO] [stderr]     |
[INFO] [stderr] 610 |     pub compilation: Box<Compilation + 'static>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Compilation + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:808:25
[INFO] [stderr]     |
[INFO] [stderr] 808 | ) -> SFuture<Option<Box<Compiler<T>>>>
[INFO] [stderr]     |                         ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:859:54
[INFO] [stderr]     |
[INFO] [stderr] 859 |                     .map(|c| Some(Box::new(c) as Box<Compiler<T>>)),
[INFO] [stderr]     |                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:872:25
[INFO] [stderr]     |
[INFO] [stderr] 872 | ) -> SFuture<Option<Box<Compiler<T>>>>
[INFO] [stderr]     |                         ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:919:58
[INFO] [stderr]     |
[INFO] [stderr] 919 |                         .map(|c| Some(Box::new(c) as Box<Compiler<T>>)),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:925:58
[INFO] [stderr]     |
[INFO] [stderr] 925 |                         .map(|c| Some(Box::new(c) as Box<Compiler<T>>)),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:946:55
[INFO] [stderr]     |
[INFO] [stderr] 946 |                     ).map(|c| Some(Box::new(c) as Box<Compiler<T>>))
[INFO] [stderr]     |                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:966:18
[INFO] [stderr]     |
[INFO] [stderr] 966 | ) -> SFuture<Box<Compiler<T>>>
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/msvc.rs:183:26
[INFO] [stderr]     |
[INFO] [stderr] 183 | fn encode_path(dst: &mut Write, path: &Path) -> io::Result<()> {
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/rust.rs:432:61
[INFO] [stderr]     |
[INFO] [stderr] 432 |                        cwd: &Path) -> CompilerArguments<Box<CompilerHasher<T> + 'static>>
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/rust.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |     fn box_clone(&self) -> Box<Compiler<T>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/rust.rs:1128:32
[INFO] [stderr]      |
[INFO] [stderr] 1128 |     fn box_clone(&self) -> Box<CompilerHasher<T>> {
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/rust.rs:1263:37
[INFO] [stderr]      |
[INFO] [stderr] 1263 |     fn outputs<'a>(&'a self) -> Box<Iterator<Item=(&'a str, &'a Path)> + 'a> {
[INFO] [stderr]      |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=(&'a str, &'a Path)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:552:36
[INFO] [stderr]     |
[INFO] [stderr] 552 | pub struct ToolchainReader<'a>(Box<Read + 'a>);
[INFO] [stderr]     |                                    ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:557:33
[INFO] [stderr]     |
[INFO] [stderr] 557 | pub struct InputsReader<'a>(Box<Read + Send + 'a>);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:623:115
[INFO] [stderr]     |
[INFO] [stderr] 623 |     fn do_run_job(&self, job_alloc: JobAlloc, command: CompileCommand, outputs: Vec<String>, inputs_packager: Box<pkg::InputsPackager>) -> SFuture<(RunJobResult, PathTransformer)>;
[INFO] [stderr]     |                                                                                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pkg::InputsPackager`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:624:91
[INFO] [stderr]     |
[INFO] [stderr] 624 |     fn put_toolchain(&self, compiler_path: &Path, weak_key: &str, toolchain_packager: Box<pkg::ToolchainPackager>) -> SFuture<(Toolchain, Option<String>)>;
[INFO] [stderr]     |                                                                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pkg::ToolchainPackager`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mock_command.rs:88:26
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn wait(self) -> Box<Future<Item = ExitStatus, Error = io::Error>>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = ExitStatus, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mock_command.rs:90:38
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn wait_with_output(self) -> Box<Future<Item = Output, Error = io::Error>>;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Output, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:165:26
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn wait(self) -> Box<Future<Item = ExitStatus, Error = io::Error>> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = ExitStatus, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:173:38
[INFO] [stderr]     |
[INFO] [stderr] 173 |     fn wait_with_output(self) -> Box<Future<Item = Output, Error = io::Error>> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Output, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:380:30
[INFO] [stderr]     |
[INFO] [stderr] 380 |     fn wait(mut self) -> Box<Future<Item = ExitStatus, Error = io::Error>> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = ExitStatus, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:385:38
[INFO] [stderr]     |
[INFO] [stderr] 385 |     fn wait_with_output(self) -> Box<Future<Item = Output, Error = io::Error>> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Output, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:400:14
[INFO] [stderr]     |
[INFO] [stderr] 400 |     Call(Box<Fn(&[OsString]) -> Result<MockChild> + Send>),
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[OsString]) -> Result<MockChild> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:175:40
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn get_client(&self) -> Option<Arc<dist::Client>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn dist::Client`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:354:22
[INFO] [stderr]     |
[INFO] [stderr] 354 |         storage: Arc<Storage>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:383:48
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub fn set_storage(&mut self, storage: Arc<Storage>) {
[INFO] [stderr]     |                                                ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:417:37
[INFO] [stderr]     |
[INFO] [stderr] 417 |     fn _run<'a>(self, shutdown: Box<Future<Item = (), Error = ()> + 'a>) -> io::Result<()> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:456:37
[INFO] [stderr]     |
[INFO] [stderr] 456 |             Box::new(server) as Box<Future<Item = _, Error = _>>,
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:518:18
[INFO] [stderr]     |
[INFO] [stderr] 518 |     storage: Arc<Storage>,
[INFO] [stderr]     |                  ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:521:56
[INFO] [stderr]     |
[INFO] [stderr] 521 |     compilers: Rc<RefCell<HashMap<PathBuf, Option<(Box<Compiler<C>>, FileTime)>>>>,
[INFO] [stderr]     |                                                        ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:616:22
[INFO] [stderr]     |
[INFO] [stderr] 616 |         storage: Arc<Storage>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:657:28
[INFO] [stderr]     |
[INFO] [stderr] 657 |                 let f: Box<Stream<Item = _, Error = _>> = match message {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = _, Error = _>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:721:29
[INFO] [stderr]     |
[INFO] [stderr] 721 |     ) -> SFuture<Option<Box<Compiler<C>>>> {
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:764:30
[INFO] [stderr]     |
[INFO] [stderr] 764 |         compiler: Option<Box<Compiler<C>>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:820:21
[INFO] [stderr]     |
[INFO] [stderr] 820 |         hasher: Box<CompilerHasher<C>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/util.rs:94:14
[INFO] [stderr]    |
[INFO] [stderr] 94 |             0...9 => (b'0' + byte) as char,
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/compiler/rust.rs:352:48
[INFO] [stderr]     |
[INFO] [stderr] 352 |             let sysroot = PathBuf::from(outstr.trim_right());
[INFO] [stderr]     |                                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:82:27
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub type SFuture<T> = Box<Future<Item = T, Error = Error>>;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:83:31
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub type SFutureSend<T> = Box<Future<Item = T, Error = Error> + Send>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cache/cache.rs:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 |     zip: ZipArchive<Box<ReadSeek>>,
[INFO] [stderr]    |                         ^^^^^^^^ help: use `dyn`: `dyn ReadSeek`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cache/cache.rs:77:57
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let z = ZipArchive::new(Box::new(reader) as Box<ReadSeek>)
[INFO] [stderr]    |                                                         ^^^^^^^^ help: use `dyn`: `dyn ReadSeek`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cache/cache.rs:167:68
[INFO] [stderr]     |
[INFO] [stderr] 167 | pub fn storage_from_config(config: &Config, pool: &CpuPool) -> Arc<Storage> {
[INFO] [stderr]     |                                                                    ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]    --> src/commands.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     use libc;
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:60:1
[INFO] [stderr]     |
[INFO] [stderr] 60  | extern crate libc;
[INFO] [stderr]     | ------------------ the item `libc` is already imported here
[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/commands.rs:460:18
[INFO] [stderr]     |
[INFO] [stderr] 460 |     stdout: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:461:18
[INFO] [stderr]     |
[INFO] [stderr] 461 |     stderr: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:466:22
[INFO] [stderr]     |
[INFO] [stderr] 466 |         writer: &mut Write,
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:530:18
[INFO] [stderr]     |
[INFO] [stderr] 530 |     stdout: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:531:18
[INFO] [stderr]     |
[INFO] [stderr] 531 |     stderr: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:605:18
[INFO] [stderr]     |
[INFO] [stderr] 605 |     stdout: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/commands.rs:606:18
[INFO] [stderr]     |
[INFO] [stderr] 606 |     stderr: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/args.rs:12:42
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type PathTransformerFn<'a> = &'a mut FnMut(&Path) -> Option<String>;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&Path) -> Option<String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/args.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/args.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn cause(&self) -> Option<&Error> { None }
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:200:61
[INFO] [stderr]     |
[INFO] [stderr] 200 |                        cwd: &Path) -> CompilerArguments<Box<CompilerHasher<T> + 'static>> {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:215:32
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn box_clone(&self) -> Box<Compiler<T>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:304:32
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn box_clone(&self) -> Box<CompilerHasher<T>>
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/c.rs:330:37
[INFO] [stderr]     |
[INFO] [stderr] 330 |     fn outputs<'a>(&'a self) -> Box<Iterator<Item=(&'a str, &'a Path)> + 'a>
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=(&'a str, &'a Path)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:94:32
[INFO] [stderr]    |
[INFO] [stderr] 94 |     ) -> CompilerArguments<Box<CompilerHasher<T> + 'static>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:95:32
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn box_clone(&self) -> Box<Compiler<T>>;
[INFO] [stderr]    |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:98:43
[INFO] [stderr]    |
[INFO] [stderr] 98 | impl<T: CommandCreatorSync> Clone for Box<Compiler<T>> {
[INFO] [stderr]    |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/compiler.rs:99:28
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn clone(&self) -> Box<Compiler<T>> {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:129:33
[INFO] [stderr]     |
[INFO] [stderr] 129 |         dist_client: Option<Arc<dist::Client>>,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn dist::Client`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:131:22
[INFO] [stderr]     |
[INFO] [stderr] 131 |         storage: Arc<Storage>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:357:32
[INFO] [stderr]     |
[INFO] [stderr] 357 |     fn box_clone(&self) -> Box<CompilerHasher<T>>;
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:362:30
[INFO] [stderr]     |
[INFO] [stderr] 362 |     _dist_client: Option<Arc<dist::Client>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn dist::Client`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:365:22
[INFO] [stderr]     |
[INFO] [stderr] 365 |     compilation: Box<Compilation>,
[INFO] [stderr]     |                      ^^^^^^^^^^^ help: use `dyn`: `dyn Compilation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:547:43
[INFO] [stderr]     |
[INFO] [stderr] 547 | impl<T: CommandCreatorSync> Clone for Box<CompilerHasher<T>> {
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:548:28
[INFO] [stderr]     |
[INFO] [stderr] 548 |     fn clone(&self) -> Box<CompilerHasher<T>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:579:37
[INFO] [stderr]     |
[INFO] [stderr] 579 |     fn outputs<'a>(&'a self) -> Box<Iterator<Item = (&'a str, &'a Path)> + 'a>;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a str, &'a Path)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:610:26
[INFO] [stderr]     |
[INFO] [stderr] 610 |     pub compilation: Box<Compilation + 'static>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Compilation + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:808:25
[INFO] [stderr]     |
[INFO] [stderr] 808 | ) -> SFuture<Option<Box<Compiler<T>>>>
[INFO] [stderr]     |                         ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:859:54
[INFO] [stderr]     |
[INFO] [stderr] 859 |                     .map(|c| Some(Box::new(c) as Box<Compiler<T>>)),
[INFO] [stderr]     |                                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:872:25
[INFO] [stderr]     |
[INFO] [stderr] 872 | ) -> SFuture<Option<Box<Compiler<T>>>>
[INFO] [stderr]     |                         ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:919:58
[INFO] [stderr]     |
[INFO] [stderr] 919 |                         .map(|c| Some(Box::new(c) as Box<Compiler<T>>)),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:925:58
[INFO] [stderr]     |
[INFO] [stderr] 925 |                         .map(|c| Some(Box::new(c) as Box<Compiler<T>>)),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:946:55
[INFO] [stderr]     |
[INFO] [stderr] 946 |                     ).map(|c| Some(Box::new(c) as Box<Compiler<T>>))
[INFO] [stderr]     |                                                       ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compiler.rs:966:18
[INFO] [stderr]     |
[INFO] [stderr] 966 | ) -> SFuture<Box<Compiler<T>>>
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/compiler.rs:1148:26
[INFO] [stderr]      |
[INFO] [stderr] 1148 |         let storage: Arc<Storage> = Arc::new(storage);
[INFO] [stderr]      |                          ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/compiler.rs:1426:26
[INFO] [stderr]      |
[INFO] [stderr] 1426 |         let storage: Arc<Storage> = Arc::new(storage);
[INFO] [stderr]      |                          ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/compiler.rs:1532:26
[INFO] [stderr]      |
[INFO] [stderr] 1532 |         let storage: Arc<Storage> = Arc::new(storage);
[INFO] [stderr]      |                          ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/msvc.rs:183:26
[INFO] [stderr]     |
[INFO] [stderr] 183 | fn encode_path(dst: &mut Write, path: &Path) -> io::Result<()> {
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/rust.rs:432:61
[INFO] [stderr]     |
[INFO] [stderr] 432 |                        cwd: &Path) -> CompilerArguments<Box<CompilerHasher<T> + 'static>>
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/rust.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |     fn box_clone(&self) -> Box<Compiler<T>> {
[INFO] [stderr]     |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/rust.rs:1128:32
[INFO] [stderr]      |
[INFO] [stderr] 1128 |     fn box_clone(&self) -> Box<CompilerHasher<T>> {
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/compiler/rust.rs:1263:37
[INFO] [stderr]      |
[INFO] [stderr] 1263 |     fn outputs<'a>(&'a self) -> Box<Iterator<Item=(&'a str, &'a Path)> + 'a> {
[INFO] [stderr]      |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=(&'a str, &'a Path)> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:552:36
[INFO] [stderr]     |
[INFO] [stderr] 552 | pub struct ToolchainReader<'a>(Box<Read + 'a>);
[INFO] [stderr]     |                                    ^^^^^^^^^ help: use `dyn`: `dyn Read + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:557:33
[INFO] [stderr]     |
[INFO] [stderr] 557 | pub struct InputsReader<'a>(Box<Read + Send + 'a>);
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + Send + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:623:115
[INFO] [stderr]     |
[INFO] [stderr] 623 |     fn do_run_job(&self, job_alloc: JobAlloc, command: CompileCommand, outputs: Vec<String>, inputs_packager: Box<pkg::InputsPackager>) -> SFuture<(RunJobResult, PathTransformer)>;
[INFO] [stderr]     |                                                                                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pkg::InputsPackager`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dist/mod.rs:624:91
[INFO] [stderr]     |
[INFO] [stderr] 624 |     fn put_toolchain(&self, compiler_path: &Path, weak_key: &str, toolchain_packager: Box<pkg::ToolchainPackager>) -> SFuture<(Toolchain, Option<String>)>;
[INFO] [stderr]     |                                                                                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pkg::ToolchainPackager`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mock_command.rs:88:26
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn wait(self) -> Box<Future<Item = ExitStatus, Error = io::Error>>;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = ExitStatus, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mock_command.rs:90:38
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn wait_with_output(self) -> Box<Future<Item = Output, Error = io::Error>>;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Output, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:165:26
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn wait(self) -> Box<Future<Item = ExitStatus, Error = io::Error>> {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = ExitStatus, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:173:38
[INFO] [stderr]     |
[INFO] [stderr] 173 |     fn wait_with_output(self) -> Box<Future<Item = Output, Error = io::Error>> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Output, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:380:30
[INFO] [stderr]     |
[INFO] [stderr] 380 |     fn wait(mut self) -> Box<Future<Item = ExitStatus, Error = io::Error>> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = ExitStatus, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:385:38
[INFO] [stderr]     |
[INFO] [stderr] 385 |     fn wait_with_output(self) -> Box<Future<Item = Output, Error = io::Error>> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Output, Error = io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock_command.rs:400:14
[INFO] [stderr]     |
[INFO] [stderr] 400 |     Call(Box<Fn(&[OsString]) -> Result<MockChild> + Send>),
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[OsString]) -> Result<MockChild> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:175:40
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn get_client(&self) -> Option<Arc<dist::Client>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn dist::Client`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:354:22
[INFO] [stderr]     |
[INFO] [stderr] 354 |         storage: Arc<Storage>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:383:48
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub fn set_storage(&mut self, storage: Arc<Storage>) {
[INFO] [stderr]     |                                                ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:417:37
[INFO] [stderr]     |
[INFO] [stderr] 417 |     fn _run<'a>(self, shutdown: Box<Future<Item = (), Error = ()> + 'a>) -> io::Result<()> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:456:37
[INFO] [stderr]     |
[INFO] [stderr] 456 |             Box::new(server) as Box<Future<Item = _, Error = _>>,
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:518:18
[INFO] [stderr]     |
[INFO] [stderr] 518 |     storage: Arc<Storage>,
[INFO] [stderr]     |                  ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:521:56
[INFO] [stderr]     |
[INFO] [stderr] 521 |     compilers: Rc<RefCell<HashMap<PathBuf, Option<(Box<Compiler<C>>, FileTime)>>>>,
[INFO] [stderr]     |                                                        ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:616:22
[INFO] [stderr]     |
[INFO] [stderr] 616 |         storage: Arc<Storage>,
[INFO] [stderr]     |                      ^^^^^^^ help: use `dyn`: `dyn Storage`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:657:28
[INFO] [stderr]     |
[INFO] [stderr] 657 |                 let f: Box<Stream<Item = _, Error = _>> = match message {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = _, Error = _>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:721:29
[INFO] [stderr]     |
[INFO] [stderr] 721 |     ) -> SFuture<Option<Box<Compiler<C>>>> {
[INFO] [stderr]     |                             ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:764:30
[INFO] [stderr]     |
[INFO] [stderr] 764 |         compiler: Option<Box<Compiler<C>>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^ help: use `dyn`: `dyn Compiler<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/server.rs:820:21
[INFO] [stderr]     |
[INFO] [stderr] 820 |         hasher: Box<CompilerHasher<C>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CompilerHasher<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/util.rs:94:14
[INFO] [stderr]    |
[INFO] [stderr] 94 |             0...9 => (b'0' + byte) as char,
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/compiler/rust.rs:352:48
[INFO] [stderr]     |
[INFO] [stderr] 352 |             let sysroot = PathBuf::from(outstr.trim_right());
[INFO] [stderr]     |                                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> tests/system.rs:186:47
[INFO] [stderr]     |
[INFO] [stderr] 186 |     let lines: Vec<_> = buf.lines().map(|l| l.trim_right()).collect();
[INFO] [stderr]     |                                               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `"docker" "inspect" "2e83164c9b47772c19c45b6abfb98c1cd36a9b746bbe765385866bfaf8f3d498"`
[INFO] running `"docker" "rm" "-f" "2e83164c9b47772c19c45b6abfb98c1cd36a9b746bbe765385866bfaf8f3d498"`
[INFO] [stdout] 2e83164c9b47772c19c45b6abfb98c1cd36a9b746bbe765385866bfaf8f3d498