[INFO] updating cached repository anowell/servur
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anowell/servur
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anowell/servur" "work/ex/beta-1.38-1/sources/1.37.0/gh/anowell/servur"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/anowell/servur'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anowell/servur" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anowell/servur"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anowell/servur'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e9495a193674beda9bba904d832f9ab948cde0c
[INFO] sha for GitHub repo anowell/servur: 5e9495a193674beda9bba904d832f9ab948cde0c
[INFO] validating manifest of anowell/servur 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 anowell/servur 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 anowell/servur
[INFO] finished frobbing anowell/servur
[INFO] frobbed toml for anowell/servur written to work/ex/beta-1.38-1/sources/1.37.0/gh/anowell/servur/Cargo.toml
[INFO] started frobbing anowell/servur
[INFO] finished frobbing anowell/servur
[INFO] frobbed toml for anowell/servur written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anowell/servur/Cargo.toml
[INFO] crate anowell/servur already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/anowell/servur/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/nickel-org/nickel.rs.git`
[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] [stderr]     Updating git repository `https://github.com/nickel-org/nickel.rs.git`
[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 anowell/servur 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/anowell/servur:/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] 2df98c3090286551596ec378628fd403610149ed346146c86aabdca482b5d9c2
[INFO] running `"docker" "start" "-a" "2df98c3090286551596ec378628fd403610149ed346146c86aabdca482b5d9c2"`
[INFO] [stderr]    Compiling nickel v0.11.0 (https://github.com/nickel-org/nickel.rs.git#2d0e3d03)
[INFO] [stderr]    Compiling servur v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stderr]   --> src/controller.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::funcs::posix88::signal::kill;
[INFO] [stderr]    |           ^^^^^ could not find `funcs` in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `consts` in `libc`
[INFO] [stderr]    --> src/controller.rs:144:28
[INFO] [stderr]     |
[INFO] [stderr] 144 |         "QUIT" => Ok(libc::consts::os::posix88::SIGQUIT),
[INFO] [stderr]     |                            ^^^^^^ could not find `consts` in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `kill` in this scope
[INFO] [stderr]   --> src/controller.rs:48:22
[INFO] [stderr]    |
[INFO] [stderr] 48 |             unsafe { kill(pid, signal) };
[INFO] [stderr]    |                      ^^^^ not found in this scope
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 3  | use libc::kill;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(libc)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc::funcs::posix88::signal::kill`
[INFO] [stderr]   --> src/controller.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::funcs::posix88::signal::kill;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use libc::pid_t;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/main.rs:40:27
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pid: Arc<Mutex<Option<pid_t>>>,
[INFO] [stderr]    |                           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/main.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pid: Option<pid_t>
[INFO] [stderr]    |                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/main.rs:51:35
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn set_pid(&self, pid: Option<pid_t>) {
[INFO] [stderr]    |                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/controller.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/controller.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/controller.rs:140:22
[INFO] [stderr]     |
[INFO] [stderr] 140 |         "TERM" => Ok(libc::SIGTERM),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/controller.rs:142:22
[INFO] [stderr]     |
[INFO] [stderr] 142 |         "KILL" => Ok(libc::SIGKILL),
[INFO] [stderr]     |                      ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]    --> src/main.rs:103:12
[INFO] [stderr]     |
[INFO] [stderr] 103 |     server.get("/status",               app_handler(controller::get_status));
[INFO] [stderr]     |            ^^^ expected an `Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `for<'r, 'mw, 'conn> std::ops::Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` is not implemented for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]    --> src/main.rs:103:12
[INFO] [stderr]     |
[INFO] [stderr] 103 |     server.get("/status",               app_handler(controller::get_status));
[INFO] [stderr]     |            ^^^ expected an `FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` is not implemented for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]    --> src/main.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |     server.post("/run",                 app_handler(controller::post_run));
[INFO] [stderr]     |            ^^^^ expected an `Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `for<'r, 'mw, 'conn> std::ops::Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` is not implemented for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]    --> src/main.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |     server.post("/run",                 app_handler(controller::post_run));
[INFO] [stderr]     |            ^^^^ expected an `FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` is not implemented for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]    --> src/main.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |     server.post("/signal/:signal",      app_handler(controller::post_signal));
[INFO] [stderr]     |            ^^^^ expected an `Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `for<'r, 'mw, 'conn> std::ops::Fn<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` is not implemented for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: expected a `std::ops::FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]    --> src/main.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |     server.post("/signal/:signal",      app_handler(controller::post_signal));
[INFO] [stderr]     |            ^^^^ expected an `FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` closure, found `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::FnOnce<(&'r mut nickel::Request<'mw, 'conn>, nickel::Response<'mw>)>` is not implemented for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr]     = note: required because of the requirements on the impl of `nickel::Middleware<()>` for `(for<'r, 's, 't0, 'a, 't1> fn(&'r mut nickel::Request<'s, 't0>, nickel::Response<'a>, &'t1 Application) -> std::result::Result<nickel::Action<nickel::Response<'a>, nickel::Response<'a, (), nickel::hyper::net::Streaming>>, nickel::NickelError<'a>>, Application)`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `content_type` found for type `nickel::Response<'a>` in the current scope
[INFO] [stderr]   --> src/controller.rs:32:14
[INFO] [stderr]    |
[INFO] [stderr] 32 |     response.content_type(MediaType::Json);
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `content_type` found for type `nickel::Response<'a>` in the current scope
[INFO] [stderr]   --> src/controller.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |     response.content_type(MediaType::Json);
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `to_ascii_uppercase` found for type `std::option::Option<&str>` in the current scope
[INFO] [stderr]   --> src/controller.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let signal_param = request.param("signal").to_ascii_uppercase();
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `set_status` found for type `nickel::Response<'a>` in the current scope
[INFO] [stderr]   --> src/controller.rs:49:22
[INFO] [stderr]    |
[INFO] [stderr] 49 |             response.set_status(Accepted);
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `set_status` found for type `nickel::Response<'a>` in the current scope
[INFO] [stderr]   --> src/controller.rs:54:22
[INFO] [stderr]    |
[INFO] [stderr] 54 |             response.set_status(BadRequest);
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/controller.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 23 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0425, E0433, E0554, E0599, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `servur`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2df98c3090286551596ec378628fd403610149ed346146c86aabdca482b5d9c2"`
[INFO] running `"docker" "rm" "-f" "2df98c3090286551596ec378628fd403610149ed346146c86aabdca482b5d9c2"`
[INFO] [stdout] 2df98c3090286551596ec378628fd403610149ed346146c86aabdca482b5d9c2