[INFO] fetching crate tiny-actor 0.2.1... [INFO] checking tiny-actor-0.2.1 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] extracting crate tiny-actor 0.2.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate tiny-actor 0.2.1 on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tiny-actor 0.2.1 [INFO] finished tweaking crates.io crate tiny-actor 0.2.1 [INFO] tweaked toml for crates.io crate tiny-actor 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate tiny-actor 0.2.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2290c9e34102c938589521b84198c970d40b09be90c8b73209465f2e023c11e [INFO] running `Command { std: "docker" "start" "-a" "b2290c9e34102c938589521b84198c970d40b09be90c8b73209465f2e023c11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2290c9e34102c938589521b84198c970d40b09be90c8b73209465f2e023c11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2290c9e34102c938589521b84198c970d40b09be90c8b73209465f2e023c11e", kill_on_drop: false }` [INFO] [stdout] b2290c9e34102c938589521b84198c970d40b09be90c8b73209465f2e023c11e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f593216c2ec0ab4f0f2e6a4aa2833cae5cf825297a3d0ae7be245794a62d1072 [INFO] running `Command { std: "docker" "start" "-a" "f593216c2ec0ab4f0f2e6a4aa2833cae5cf825297a3d0ae7be245794a62d1072", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking spin_sleep v1.1.1 [INFO] [stderr] Checking concurrent-queue v1.2.4 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling tokio v1.20.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking tiny-actor v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `channel::receiving::test::dropping_recv_notifies_next` [INFO] [stdout] --> src/channel/receiving.rs:217:22 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/channel/receiving.rs:217:52: 235:10]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires elaborating drops for `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires borrow-checking `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires processing `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires processing MIR for `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires unsafety-checking `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires building MIR for `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] note: ...which requires type-checking `channel::receiving::test::dropping_recv_notifies_next::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/channel/receiving.rs:217:52 [INFO] [stdout] | [INFO] [stdout] 217 | let handle = tokio::task::spawn(async move { [INFO] [stdout] | ____________________________________________________^ [INFO] [stdout] 218 | | let mut listener = None; [INFO] [stdout] 219 | | let mut halt = false; [INFO] [stdout] 220 | | let mut recv1 = channel_clone.recv(&mut halt, &mut listener); [INFO] [stdout] ... | [INFO] [stdout] 234 | | recv2.await.unwrap(); [INFO] [stdout] 235 | | }); [INFO] [stdout] | |_________^ [INFO] [stdout] = note: ...which again requires type-checking `channel::receiving::test::dropping_recv_notifies_next`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0391`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tiny-actor` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f593216c2ec0ab4f0f2e6a4aa2833cae5cf825297a3d0ae7be245794a62d1072", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f593216c2ec0ab4f0f2e6a4aa2833cae5cf825297a3d0ae7be245794a62d1072", kill_on_drop: false }` [INFO] [stdout] f593216c2ec0ab4f0f2e6a4aa2833cae5cf825297a3d0ae7be245794a62d1072