[INFO] fetching crate tokio-io-pool 0.2.0-alpha.4... [INFO] checking tokio-io-pool-0.2.0-alpha.4 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] extracting crate tokio-io-pool 0.2.0-alpha.4 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate tokio-io-pool 0.2.0-alpha.4 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 tokio-io-pool 0.2.0-alpha.4 [INFO] finished tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4 [INFO] tweaked toml for crates.io crate tokio-io-pool 0.2.0-alpha.4 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a8bb3b012b20d9f0a2b86a3eaa66fe3ff1aaca721d12c1b9be63ce7a51174fb0 [INFO] running `Command { std: "docker" "start" "-a" "a8bb3b012b20d9f0a2b86a3eaa66fe3ff1aaca721d12c1b9be63ce7a51174fb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8bb3b012b20d9f0a2b86a3eaa66fe3ff1aaca721d12c1b9be63ce7a51174fb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8bb3b012b20d9f0a2b86a3eaa66fe3ff1aaca721d12c1b9be63ce7a51174fb0", kill_on_drop: false }` [INFO] [stdout] a8bb3b012b20d9f0a2b86a3eaa66fe3ff1aaca721d12c1b9be63ce7a51174fb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c1dd2d7c025877f9ea2bd457b9db77661dae90afabeabe27b66bab2dceb0dba6 [INFO] running `Command { std: "docker" "start" "-a" "c1dd2d7c025877f9ea2bd457b9db77661dae90afabeabe27b66bab2dceb0dba6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Checking once_cell v1.14.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Checking pin-project v0.4.30 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-io-pool v0.2.0-alpha.4 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `tests::spawn_all` [INFO] [stdout] --> src/lib.rs:575:12 [INFO] [stdout] | [INFO] [stdout] 575 | rt.spawn(spawner.map(|r| r.unwrap())) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/lib.rs:563:29: 563:43]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires elaborating drops for `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires borrow-checking `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires processing `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires processing MIR for `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires unsafety-checking `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires building MIR for `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] note: ...which requires type-checking `tests::spawn_all::{closure#0}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] = note: ...which again requires type-checking `tests::spawn_all`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0391]: cycle detected when type-checking `tests::spawn_nonsend_futures` [INFO] [stdout] --> src/lib.rs:661:12 [INFO] [stdout] | [INFO] [stdout] 661 | rt.spawn(future::lazy(move |_| { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: ...which requires evaluating trait selection obligation `[generator interior@src/lib.rs:669:28: 672:18]: core::marker::Send`... [INFO] [stdout] note: ...which requires generator glue MIR for `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires elaborating drops for `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires borrow-checking `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires processing `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires processing MIR for `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires unsafety-checking `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires building MIR for `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires type-checking `tests::spawn_nonsend_futures::{closure#1}::{closure#0}`... [INFO] [stdout] --> src/lib.rs:669:28 [INFO] [stdout] | [INFO] [stdout] 669 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 670 | | let v = rx.await.unwrap(); [INFO] [stdout] 671 | | assert_eq!(42, v); [INFO] [stdout] 672 | | } [INFO] [stdout] | |_________________^ [INFO] [stdout] = note: ...which again requires type-checking `tests::spawn_nonsend_futures`, completing the cycle [INFO] [stdout] = note: cycle used when type-checking all item bodies [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 E0391`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-io-pool` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c1dd2d7c025877f9ea2bd457b9db77661dae90afabeabe27b66bab2dceb0dba6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1dd2d7c025877f9ea2bd457b9db77661dae90afabeabe27b66bab2dceb0dba6", kill_on_drop: false }` [INFO] [stdout] c1dd2d7c025877f9ea2bd457b9db77661dae90afabeabe27b66bab2dceb0dba6