[INFO] fetching crate cubesim 0.0.7...
[INFO] building cubesim-0.0.7 against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] extracting crate cubesim 0.0.7 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cubesim 0.0.7 on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cubesim 0.0.7
[INFO] finished tweaking crates.io crate cubesim 0.0.7
[INFO] tweaked toml for crates.io crate cubesim 0.0.7 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate cubesim 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6bc628fdc089206815c7578cb2a0f4b96664222a93bb63cfe65537f152df33a
[INFO] running `Command { std: "docker" "start" "-a" "a6bc628fdc089206815c7578cb2a0f4b96664222a93bb63cfe65537f152df33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6bc628fdc089206815c7578cb2a0f4b96664222a93bb63cfe65537f152df33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bc628fdc089206815c7578cb2a0f4b96664222a93bb63cfe65537f152df33a", kill_on_drop: false }`
[INFO] [stdout] a6bc628fdc089206815c7578cb2a0f4b96664222a93bb63cfe65537f152df33a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4bb1f3c88d2b38bb062f47e1ce4fa5d667cbeeb25fad8a8b068ec60080e73b
[INFO] running `Command { std: "docker" "start" "-a" "0c4bb1f3c88d2b38bb062f47e1ce4fa5d667cbeeb25fad8a8b068ec60080e73b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling cached_proc_macro v0.6.2
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling cached v0.24.1
[INFO] [stdout] error[E0277]: `E` cannot be sent between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:415:5
[INFO] [stdout]     |
[INFO] [stdout] 415 | /     {
[INFO] [stdout] 416 | |         let (_, _, v) = self.try_get_or_set_with_if_async(k, f, |_| true).await?;
[INFO] [stdout] 417 | |         Ok(v)
[INFO] [stdout] 418 | |     }
[INFO] [stdout]     | |_____^ `E` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because it appears within the type `Result<(bool, bool, &mut V), E>`
[INFO] [stdout]     = note: required because it appears within the type `for<'r, 's, 't0> {ResumeTy, &'r mut SizedCache<K, V>, K, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:416:65: 416:73], u64, Option<usize>, usize, bool, &'s mut LRUList<(K, V)>, LRUList<(K, V)>, Fut, (), Result<(bool, bool, &'t0 mut V), E>}`
[INFO] [stdout]     = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:306:5: 327:6]`
[INFO] [stdout]     = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:306:5: 327:6]>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures::Future<Output = Result<(bool, bool, &mut V), E>>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures::Future<Output = Result<(bool, bool, &mut V), E>>`
[INFO] [stdout]     = note: required because it appears within the type `for<'r, 's, 't0, 't1, 't2> {ResumeTy, &'r mut SizedCache<K, V>, impl futures::Future<Output = Result<(bool, bool, &'t2 mut V), E>>, ()}`
[INFO] [stdout]     = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:415:5: 418:6]`
[INFO] [stdout]     = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:415:5: 418:6]>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures::Future<Output = Result<&mut V, E>>`
[INFO] [stdout]     = note: required for the cast to the object type `dyn futures::Future<Output = Result<&'life0 mut V, E>> + std::marker::Send`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 410 |     async fn try_get_or_set_with<F, Fut, E + std::marker::Send>(&mut self, k: K, f: F) -> Result<&mut V, E>
[INFO] [stdout]     |                                            +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `E` cannot be sent between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/timed_sized.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | /     {
[INFO] [stdout] 188 | |         let setter = || async {
[INFO] [stdout] 189 | |             let new_val = f().await?;
[INFO] [stdout] 190 | |             Ok((Instant::now(), new_val))
[INFO] [stdout] ...   |
[INFO] [stdout] 204 | |         Ok(&mut stamped.1)
[INFO] [stdout] 205 | |     }
[INFO] [stdout]     | |_____^ `E` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because it appears within the type `Result<(bool, bool, &mut (Instant, V)), E>`
[INFO] [stdout]     = note: required because it appears within the type `for<'r, 's, 't0> {ResumeTy, &'r mut SizedCache<K, (Instant, V)>, K, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/timed_sized.rs:195:56: 197:14], u64, Option<usize>, usize, bool, &'s mut LRUList<(K, (Instant, V))>, LRUList<(K, (Instant, V))>, impl futures::Future<Output = Result<(Instant, V), E>>, (), Result<(bool, bool, &'t0 mut (Instant, V)), E>}`
[INFO] [stdout]     = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:306:5: 327:6]`
[INFO] [stdout]     = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/sized.rs:306:5: 327:6]>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures::Future<Output = Result<(bool, bool, &mut (Instant, V)), E>>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures::Future<Output = Result<(bool, bool, &mut (Instant, V)), E>>`
[INFO] [stdout]     = note: required because it appears within the type `for<'r, 's, 't0, 't1, 't2, 't3, 't4, 't5, 't6, 't7, 't8, 't9> {ResumeTy, &'r mut TimedSizedCache<K, V>, F, u64, impl futures::Future<Output = Result<(bool, bool, &'t9 mut (Instant, V)), E>>, ()}`
[INFO] [stdout]     = note: required because it appears within the type `[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/timed_sized.rs:187:5: 205:6]`
[INFO] [stdout]     = note: required because it appears within the type `from_generator::GenFuture<[static generator@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cached-0.24.1/src/stores/timed_sized.rs:187:5: 205:6]>`
[INFO] [stdout]     = note: required because it appears within the type `impl futures::Future<Output = Result<&mut V, E>>`
[INFO] [stdout]     = note: required for the cast to the object type `dyn futures::Future<Output = Result<&'life0 mut V, E>> + std::marker::Send`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 182 |     async fn try_get_or_set_with<F, Fut, E + std::marker::Send>(&mut self, key: K, f: F) -> Result<&mut V, E>
[INFO] [stdout]     |                                            +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cached` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "0c4bb1f3c88d2b38bb062f47e1ce4fa5d667cbeeb25fad8a8b068ec60080e73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4bb1f3c88d2b38bb062f47e1ce4fa5d667cbeeb25fad8a8b068ec60080e73b", kill_on_drop: false }`
[INFO] [stdout] 0c4bb1f3c88d2b38bb062f47e1ce4fa5d667cbeeb25fad8a8b068ec60080e73b