[INFO] updating cached repository https://github.com/bernardobelchior/slowread-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9863f42f911118faf32f114fd0d15bec7e6f3fe7
[INFO] checking bernardobelchior/slowread-rs against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardobelchior%2Fslowread-rs" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bernardobelchior/slowread-rs on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/bernardobelchior/slowread-rs
[INFO] finished tweaking git repo https://github.com/bernardobelchior/slowread-rs
[INFO] tweaked toml for git repo https://github.com/bernardobelchior/slowread-rs written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bernardobelchior/slowread-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 83ba2c2e577a3fdaa6a45915dda43cb71f095d7b2e949fb4a36001c5688abb9a
[INFO] running `"docker" "start" "-a" "83ba2c2e577a3fdaa6a45915dda43cb71f095d7b2e949fb4a36001c5688abb9a"`
[INFO] [stderr]    Compiling openssl-sys v0.9.30
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking error-chain v0.1.12
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling openssl v0.10.7
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.7
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking structopt v0.2.7
[INFO] [stderr]     Checking trust-dns-proto v0.3.3
[INFO] [stderr]     Checking tokio-openssl v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking trust-dns-resolver v0.8.2
[INFO] [stderr]     Checking slowread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:153:65
[INFO] [stderr]     |
[INFO] [stderr] 153 | ...                   ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + 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/main.rs:154:41
[INFO] [stderr]     |
[INFO] [stderr] 154 | ...                   })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:154:59
[INFO] [stderr]     |
[INFO] [stderr] 154 | ...                   })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:156:61
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:156:90
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:156:106
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:241:52
[INFO] [stderr]     |
[INFO] [stderr] 241 |                     ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:242:28
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:242:46
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:53
[INFO] [stderr]     |
[INFO] [stderr] 244 |             Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:82
[INFO] [stderr]     |
[INFO] [stderr] 244 |             Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:98
[INFO] [stderr]     |
[INFO] [stderr] 244 |             Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use] extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:153:65
[INFO] [stderr]     |
[INFO] [stderr] 153 | ...                   ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + 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/main.rs:154:41
[INFO] [stderr]     |
[INFO] [stderr] 154 | ...                   })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:154:59
[INFO] [stderr]     |
[INFO] [stderr] 154 | ...                   })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:156:61
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:156:90
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:156:106
[INFO] [stderr]     |
[INFO] [stderr] 156 |                     Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:241:52
[INFO] [stderr]     |
[INFO] [stderr] 241 |                     ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:242:28
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:242:46
[INFO] [stderr]     |
[INFO] [stderr] 242 |                 })) as Box<Future<Item = Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:53
[INFO] [stderr]     |
[INFO] [stderr] 244 |             Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:82
[INFO] [stderr]     |
[INFO] [stderr] 244 |             Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Box<AsyncStream + Send>, Error = ()> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:98
[INFO] [stderr]     |
[INFO] [stderr] 244 |             Box::new(ok(Box::new(tcp_stream) as Box<AsyncStream + Send>)) as Box<Future<Item=Box<AsyncStream + Send>, Error = ()> + Send>
[INFO] [stderr]     |                                                                                                  ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn AsyncStream + Send`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `"docker" "inspect" "83ba2c2e577a3fdaa6a45915dda43cb71f095d7b2e949fb4a36001c5688abb9a"`
[INFO] running `"docker" "rm" "-f" "83ba2c2e577a3fdaa6a45915dda43cb71f095d7b2e949fb4a36001c5688abb9a"`
[INFO] [stdout] 83ba2c2e577a3fdaa6a45915dda43cb71f095d7b2e949fb4a36001c5688abb9a