[INFO] crate simple_proxy 1.2.1 is already in cache
[INFO] checking simple_proxy-1.2.1 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate simple_proxy 1.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate simple_proxy 1.2.1 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate simple_proxy 1.2.1
[INFO] finished tweaking crates.io crate simple_proxy 1.2.1
[INFO] tweaked toml for crates.io crate simple_proxy 1.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f73cb54566245f283e48119b86a8c1a4fa2f6da9c4c3bea2230ca5a527dca4e
[INFO] running `"docker" "start" "-a" "9f73cb54566245f283e48119b86a8c1a4fa2f6da9c4c3bea2230ca5a527dca4e"`
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking simple_proxy v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proxy/service.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 | type BoxFut = Box<Future<Item = hyper::Response<Body>, Error = hyper::Error> + Send>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<Body>, Error = hyper::Error> + Send`
[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/lib.rs:20:38
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Middlewares = Arc<Mutex<Vec<Box<Middleware + Send + Sync>>>>;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]   --> src/lib.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 |             _ => Err({ String::from("valid values: production, staging, development") }),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:88:54
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn add_middleware(&mut self, middleware: Box<Middleware + Send + Sync>) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/proxy/error.rs:53:30
[INFO] [stderr]    |
[INFO] [stderr] 53 |             String::from(err.description()),
[INFO] [stderr]    |                              ^^^^^^^^^^^
[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/proxy/service.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 | type BoxFut = Box<Future<Item = hyper::Response<Body>, Error = hyper::Error> + Send>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = hyper::Response<Body>, Error = hyper::Error> + Send`
[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/lib.rs:20:38
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Middlewares = Arc<Mutex<Vec<Box<Middleware + Send + Sync>>>>;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]   --> src/lib.rs:47:22
[INFO] [stderr]    |
[INFO] [stderr] 47 |             _ => Err({ String::from("valid values: production, staging, development") }),
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:88:54
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub fn add_middleware(&mut self, middleware: Box<Middleware + Send + Sync>) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/proxy/error.rs:53:30
[INFO] [stderr]    |
[INFO] [stderr] 53 |             String::from(err.description()),
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.06s
[INFO] running `"docker" "inspect" "9f73cb54566245f283e48119b86a8c1a4fa2f6da9c4c3bea2230ca5a527dca4e"`
[INFO] running `"docker" "rm" "-f" "9f73cb54566245f283e48119b86a8c1a4fa2f6da9c4c3bea2230ca5a527dca4e"`
[INFO] [stdout] 9f73cb54566245f283e48119b86a8c1a4fa2f6da9c4c3bea2230ca5a527dca4e
