[INFO] updating cached repository sozu-proxy/proxy-test-suite
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sozu-proxy/proxy-test-suite
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sozu-proxy/proxy-test-suite" "work/ex/beta-1.38-1/sources/1.37.0/gh/sozu-proxy/proxy-test-suite"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sozu-proxy/proxy-test-suite'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sozu-proxy/proxy-test-suite" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sozu-proxy/proxy-test-suite"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sozu-proxy/proxy-test-suite'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 430df91a37e89e8aa80434edbd3740962faabd62
[INFO] sha for GitHub repo sozu-proxy/proxy-test-suite: 430df91a37e89e8aa80434edbd3740962faabd62
[INFO] validating manifest of sozu-proxy/proxy-test-suite 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 sozu-proxy/proxy-test-suite 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 sozu-proxy/proxy-test-suite
[INFO] finished frobbing sozu-proxy/proxy-test-suite
[INFO] frobbed toml for sozu-proxy/proxy-test-suite written to work/ex/beta-1.38-1/sources/1.37.0/gh/sozu-proxy/proxy-test-suite/Cargo.toml
[INFO] started frobbing sozu-proxy/proxy-test-suite
[INFO] finished frobbing sozu-proxy/proxy-test-suite
[INFO] frobbed toml for sozu-proxy/proxy-test-suite written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sozu-proxy/proxy-test-suite/Cargo.toml
[INFO] crate sozu-proxy/proxy-test-suite 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sozu-proxy/proxy-test-suite against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sozu-proxy/proxy-test-suite:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 8b3ac86af95dbd96578da5e6be6a03b3776d00a45efae732f2fd72e789a8f835
[INFO] running `"docker" "start" "-a" "8b3ac86af95dbd96578da5e6be6a03b3776d00a45efae732f2fd72e789a8f835"`
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling tokio-io v0.1.5
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling proxy-test-suite v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `data::*`
[INFO] [stderr]  --> src/check/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use data::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/check/mod.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::{HashMap,HashSet};
[INFO] [stderr]   |                                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader`, `ErrorKind`, `Read`, `Write`
[INFO] [stderr]  --> src/check/mod.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Read, Write, ErrorKind,BufReader};
[INFO] [stderr]   |               ^^^^  ^^^^^  ^^^^^^^^^ ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/success.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[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/check/request_failure.rs:14:32
[INFO] [stderr]    |
[INFO] [stderr] 14 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/response_failure.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |   pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/mod.rs:41:36
[INFO] [stderr]    |
[INFO] [stderr] 41 |   checks: HashMap<usize, Arc<Mutex<Check>>>,
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/mod.rs:44:30
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn create() -> Arc<Mutex<Check>> {
[INFO] [stderr]    |                              ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/mod.rs:70:68
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn run_check(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stderr]    |                                                                    ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/mod.rs:77:56
[INFO] [stderr]    |
[INFO] [stderr] 77 |     Box::new(run_success(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/mod.rs:79:64
[INFO] [stderr]    |
[INFO] [stderr] 79 |     Box::new(run_request_failure(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/check/mod.rs:81:65
[INFO] [stderr]    |
[INFO] [stderr] 81 |     Box::new(run_response_failure(listener, handle, c1)) as Box<Future<Item = Incoming, Error = ()>>
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Incoming, Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/check/mod.rs:114:66
[INFO] [stderr]     |
[INFO] [stderr] 114 |       |(listener, handle):(Incoming, Handle) , check: &Arc<Mutex<Check>>| {
[INFO] [stderr]     |                                                                  ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/check/mod.rs:198:70
[INFO] [stderr]     |
[INFO] [stderr] 198 | pub fn run_success(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/check/mod.rs:289:78
[INFO] [stderr]     |
[INFO] [stderr] 289 | pub fn run_request_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stderr]     |                                                                              ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/check/mod.rs:334:79
[INFO] [stderr]     |
[INFO] [stderr] 334 | pub fn run_response_failure(listener: Incoming, handle: Handle, c1: Arc<Mutex<Check>>) -> impl Future<Item = Incoming, Error = ()> {
[INFO] [stderr]     |                                                                               ^^^^^ help: use `dyn`: `dyn Check`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::IntoFuture`
[INFO] [stderr]   --> src/check/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use futures::IntoFuture;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `proxy-test-suite`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8b3ac86af95dbd96578da5e6be6a03b3776d00a45efae732f2fd72e789a8f835"`
[INFO] running `"docker" "rm" "-f" "8b3ac86af95dbd96578da5e6be6a03b3776d00a45efae732f2fd72e789a8f835"`
[INFO] [stdout] 8b3ac86af95dbd96578da5e6be6a03b3776d00a45efae732f2fd72e789a8f835