[INFO] updating cached repository nikomatsakis/mathema
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nikomatsakis/mathema
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nikomatsakis/mathema" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/nikomatsakis/mathema"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/nikomatsakis/mathema'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nikomatsakis/mathema" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/nikomatsakis/mathema"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/nikomatsakis/mathema'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 543b2071a9173b2ba9be3f5138205594f3e43129
[INFO] sha for GitHub repo nikomatsakis/mathema: 543b2071a9173b2ba9be3f5138205594f3e43129
[INFO] validating manifest of nikomatsakis/mathema on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nikomatsakis/mathema on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nikomatsakis/mathema
[INFO] finished frobbing nikomatsakis/mathema
[INFO] frobbed toml for nikomatsakis/mathema written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/nikomatsakis/mathema/Cargo.toml
[INFO] started frobbing nikomatsakis/mathema
[INFO] finished frobbing nikomatsakis/mathema
[INFO] frobbed toml for nikomatsakis/mathema written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/nikomatsakis/mathema/Cargo.toml
[INFO] crate nikomatsakis/mathema already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nikomatsakis/mathema against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-1/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/nikomatsakis/mathema:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 82020a58c7fa1d30b765cbb450bdcb1601862c9eeafc129a696f284a68d76ad5
[INFO] running `"docker" "start" "-a" "82020a58c7fa1d30b765cbb450bdcb1601862c9eeafc129a696f284a68d76ad5"`
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]    Compiling rust-embed-impl v4.4.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking regex v1.1.7
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.16
[INFO] [stderr]     Checking rust-embed v4.4.0
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking http-service v0.2.0
[INFO] [stderr]     Checking atomicwrites v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking multipart v0.15.4
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking ron v0.2.2
[INFO] [stderr]     Checking string-interner v0.6.3
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking hyper v0.12.28
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]     Checking http-service-hyper v0.2.0
[INFO] [stderr]     Checking tide v0.2.0
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:312:28
[INFO] [stderr]     |
[INFO] [stderr] 312 |         router.at("/").get(async move |_| "/");
[INFO] [stderr]     |                            ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:313:31
[INFO] [stderr]     |
[INFO] [stderr] 313 |         router.at("/foo").get(async move |_| "/foo");
[INFO] [stderr]     |                               ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:314:35
[INFO] [stderr]     |
[INFO] [stderr] 314 |         router.at("/foo/bar").get(async move |_| "/foo/bar");
[INFO] [stderr]     |                                   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:326:29
[INFO] [stderr]     |
[INFO] [stderr] 326 |         router.at("/a").get(async move |_| "/a");
[INFO] [stderr]     |                             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:328:32
[INFO] [stderr]     |
[INFO] [stderr] 328 |             router.at("/").get(async move |_| "/b");
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:329:33
[INFO] [stderr]     |
[INFO] [stderr] 329 |             router.at("/a").get(async move |_| "/b/a");
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:330:33
[INFO] [stderr]     |
[INFO] [stderr] 330 |             router.at("/b").get(async move |_| "/b/b");
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:332:37
[INFO] [stderr]     |
[INFO] [stderr] 332 |                 router.at("/a").get(async move |_| "/b/c/a");
[INFO] [stderr]     |                                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:333:37
[INFO] [stderr]     |
[INFO] [stderr] 333 |                 router.at("/b").get(async move |_| "/b/c/b");
[INFO] [stderr]     |                                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:335:33
[INFO] [stderr]     |
[INFO] [stderr] 335 |             router.at("/d").get(async move |_| "/b/d");
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:338:33
[INFO] [stderr]     |
[INFO] [stderr] 338 |             router.at("/a").get(async move |_| "/a/a/a");
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:339:33
[INFO] [stderr]     |
[INFO] [stderr] 339 |             router.at("/b").get(async move |_| "/a/a/b");
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:342:32
[INFO] [stderr]     |
[INFO] [stderr] 342 |             router.at("/").get(async move |_| "/a/b");
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:368:33
[INFO] [stderr]     |
[INFO] [stderr] 368 |             router.at("/b").get(async move |_| "/a/b GET");
[INFO] [stderr]     |                                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: async closures are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tide-0.2.0/src/app.rs:370:32
[INFO] [stderr]     |
[INFO] [stderr] 370 |         router.at("/a/b").post(async move |_| "/a/b POST");
[INFO] [stderr]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/62290
[INFO] [stderr]     = help: add #![feature(async_closure)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 15 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `tide`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "82020a58c7fa1d30b765cbb450bdcb1601862c9eeafc129a696f284a68d76ad5"`
[INFO] running `"docker" "rm" "-f" "82020a58c7fa1d30b765cbb450bdcb1601862c9eeafc129a696f284a68d76ad5"`
[INFO] [stdout] 82020a58c7fa1d30b765cbb450bdcb1601862c9eeafc129a696f284a68d76ad5