[INFO] fetching crate is-prime2 0.1.0...
[INFO] checking is-prime2-0.1.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate is-prime2 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate is-prime2 0.1.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate is-prime2 0.1.0
[INFO] finished tweaking crates.io crate is-prime2 0.1.0
[INFO] tweaked toml for crates.io crate is-prime2 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ccf4e04f6ec92df81b55b38c40316e7ec2c9fc273b6f962494af0677991f14
[INFO] running `Command { std: "docker" "start" "-a" "27ccf4e04f6ec92df81b55b38c40316e7ec2c9fc273b6f962494af0677991f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ccf4e04f6ec92df81b55b38c40316e7ec2c9fc273b6f962494af0677991f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ccf4e04f6ec92df81b55b38c40316e7ec2c9fc273b6f962494af0677991f14", kill_on_drop: false }`
[INFO] [stdout] 27ccf4e04f6ec92df81b55b38c40316e7ec2c9fc273b6f962494af0677991f14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b95ae27892b58507381a961d26e114d467177c0a606dd6e3eaa84271dde21a9
[INFO] running `Command { std: "docker" "start" "-a" "1b95ae27892b58507381a961d26e114d467177c0a606dd6e3eaa84271dde21a9", kill_on_drop: false }`
[INFO] [stderr]     Checking concurrent-queue v2.4.0
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[INFO] [stderr]     Checking is-prime2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]    --> src/lib.rs:52:14
[INFO] [stdout]     |
[INFO] [stdout] 52  |             .spawn(async move {
[INFO] [stdout]     |              ^^^^^ future created by async block is not `Send`
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `{async block@src/lib.rs:52:20: 65:14}`, the trait `std::marker::Send` is not implemented for `*mut ()`, which is required by `{async block@src/lib.rs:52:20: 65:14}: std::marker::Send`
[INFO] [stdout] note: future is not `Send` as this value is used across an await
[INFO] [stdout]    --> src/lib.rs:61:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |                 let _e = rt.enter();
[INFO] [stdout]     |                     -- has type `EnterGuard<'_>` which is not `Send`
[INFO] [stdout] ...
[INFO] [stdout] 61  |                         .await
[INFO] [stdout]     |                          ^^^^^ await occurs here, with `_e` maybe used later
[INFO] [stdout] note: required by a bound in `Executor::<'a>::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/async-executor-1.9.1/src/lib.rs:149:73
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn spawn<T: Send + 'a>(&self, future: impl Future<Output = T> + Send + 'a) -> Task<T> {
[INFO] [stdout]     |                                                                         ^^^^ required by this bound in `Executor::<'a>::spawn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]    --> src/lib.rs:52:14
[INFO] [stdout]     |
[INFO] [stdout] 52  |             .spawn(async move {
[INFO] [stdout]     |              ^^^^^ future created by async block is not `Send`
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `{async block@src/lib.rs:52:20: 65:14}`, the trait `std::marker::Send` is not implemented for `*mut ()`, which is required by `{async block@src/lib.rs:52:20: 65:14}: std::marker::Send`
[INFO] [stdout] note: future is not `Send` as this value is used across an await
[INFO] [stdout]    --> src/lib.rs:61:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |                 let _e = rt.enter();
[INFO] [stdout]     |                     -- has type `EnterGuard<'_>` which is not `Send`
[INFO] [stdout] ...
[INFO] [stdout] 61  |                         .await
[INFO] [stdout]     |                          ^^^^^ await occurs here, with `_e` maybe used later
[INFO] [stdout] note: required by a bound in `Executor::<'a>::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/async-executor-1.9.1/src/lib.rs:149:73
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn spawn<T: Send + 'a>(&self, future: impl Future<Output = T> + Send + 'a) -> Task<T> {
[INFO] [stdout]     |                                                                         ^^^^ required by this bound in `Executor::<'a>::spawn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `is-prime2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `is-prime2` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1b95ae27892b58507381a961d26e114d467177c0a606dd6e3eaa84271dde21a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b95ae27892b58507381a961d26e114d467177c0a606dd6e3eaa84271dde21a9", kill_on_drop: false }`
[INFO] [stdout] 1b95ae27892b58507381a961d26e114d467177c0a606dd6e3eaa84271dde21a9
