[INFO] updating cached repository mayflower/github-data-fetch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mayflower/github-data-fetch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mayflower/github-data-fetch" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mayflower/github-data-fetch"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mayflower/github-data-fetch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mayflower/github-data-fetch" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mayflower/github-data-fetch"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mayflower/github-data-fetch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a119d8d5bc2f61b0e8ab3f4416f48a4487849a4f
[INFO] sha for GitHub repo mayflower/github-data-fetch: a119d8d5bc2f61b0e8ab3f4416f48a4487849a4f
[INFO] validating manifest of mayflower/github-data-fetch on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mayflower/github-data-fetch on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mayflower/github-data-fetch
[INFO] finished frobbing mayflower/github-data-fetch
[INFO] frobbed toml for mayflower/github-data-fetch written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/mayflower/github-data-fetch/Cargo.toml
[INFO] started frobbing mayflower/github-data-fetch
[INFO] finished frobbing mayflower/github-data-fetch
[INFO] frobbed toml for mayflower/github-data-fetch written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mayflower/github-data-fetch/Cargo.toml
[INFO] crate mayflower/github-data-fetch already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mayflower/github-data-fetch against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/mayflower/github-data-fetch:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c5586b775133e63f876dc2759d3b3c143c308f86fe61a52cfa7174119b9b2d9b
[INFO] running `"docker" "start" "-a" "c5586b775133e63f876dc2759d3b3c143c308f86fe61a52cfa7174119b9b2d9b"`
[INFO] [stderr]    Compiling backtrace v0.3.17
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking stream_throttle v0.2.1
[INFO] [stderr]     Checking tokio v0.1.20
[INFO] [stderr]     Checking hyper v0.12.29
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking hubcaps v0.5.0 (https://github.com/mayflower/hubcaps?branch=serializable#f448cecf)
[INFO] [stderr]     Checking github-data-fetch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:41
[INFO] [stderr]    |
[INFO] [stderr] 60 | ) -> Result<(Vec<Issue>, Vec<u64>), Box<error::Error>>
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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:78:52
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn get_pull<C>(repo: Repository<C>, n: u64) -> Box<Future<Item=Pull, Error=std::io::Error>>
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Pull, Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 | ) -> Result<Vec<Pull>, Box<error::Error>>
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:108:69
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn serialize_to_file<D>(data: D, filename: &Path) -> Result<(), Box<error::Error>>
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:117:28
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn run() -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let pool = ThrottlePool::new(ThrottleRate::new(20, Duration::from_secs(1)));
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_pool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |             let mut core = Core::new().expect("reactor fail");
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:41
[INFO] [stderr]    |
[INFO] [stderr] 60 | ) -> Result<(Vec<Issue>, Vec<u64>), Box<error::Error>>
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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:78:52
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn get_pull<C>(repo: Repository<C>, n: u64) -> Box<Future<Item=Pull, Error=std::io::Error>>
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Pull, Error=std::io::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 | ) -> Result<Vec<Pull>, Box<error::Error>>
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:108:69
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn serialize_to_file<D>(data: D, filename: &Path) -> Result<(), Box<error::Error>>
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:117:28
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn run() -> Result<(), Box<error::Error>> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let pool = ThrottlePool::new(ThrottleRate::new(20, Duration::from_secs(1)));
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_pool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |             let mut core = Core::new().expect("reactor fail");
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.03s
[INFO] running `"docker" "inspect" "c5586b775133e63f876dc2759d3b3c143c308f86fe61a52cfa7174119b9b2d9b"`
[INFO] running `"docker" "rm" "-f" "c5586b775133e63f876dc2759d3b3c143c308f86fe61a52cfa7174119b9b2d9b"`
[INFO] [stdout] c5586b775133e63f876dc2759d3b3c143c308f86fe61a52cfa7174119b9b2d9b