[INFO] cloning repository https://github.com/godhar/async_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/godhar/async_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgodhar%2Fasync_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgodhar%2Fasync_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d7d129bdb04fc2d361799efcd963aa5bd6eace2b [INFO] checking godhar/async_server against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgodhar%2Fasync_server" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/godhar/async_server 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 git repo https://github.com/godhar/async_server [INFO] finished tweaking git repo https://github.com/godhar/async_server [INFO] tweaked toml for git repo https://github.com/godhar/async_server written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/godhar/async_server 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dfff4851e266546e4098487a9843f7d90fdb9dc21fa928f9d1c167198c82e0a [INFO] running `Command { std: "docker" "start" "-a" "7dfff4851e266546e4098487a9843f7d90fdb9dc21fa928f9d1c167198c82e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dfff4851e266546e4098487a9843f7d90fdb9dc21fa928f9d1c167198c82e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dfff4851e266546e4098487a9843f7d90fdb9dc21fa928f9d1c167198c82e0a", kill_on_drop: false }` [INFO] [stdout] 7dfff4851e266546e4098487a9843f7d90fdb9dc21fa928f9d1c167198c82e0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a16af4145f4d2584d7dcf3c0f3092746840961d5e332f0c21ab45d872474037e [INFO] running `Command { std: "docker" "start" "-a" "a16af4145f4d2584d7dcf3c0f3092746840961d5e332f0c21ab45d872474037e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking async-task v4.1.0 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking async-lock v2.4.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking blocking v1.1.0 [INFO] [stdout] error[E0391]: cycle detected when type-checking `::poll_read` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:692:5 [INFO] [stdout] | [INFO] [stdout] 692 | / fn poll_read( [INFO] [stdout] 693 | | mut self: Pin<&mut Self>, [INFO] [stdout] 694 | | cx: &mut Context<'_>, [INFO] [stdout] 695 | | buf: &mut [u8], [INFO] [stdout] 696 | | ) -> Poll> { [INFO] [stdout] | |________________________________^ [INFO] [stdout] | [INFO] [stdout] note: ...which requires generator glue MIR for `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires elaborating drops for `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires borrow-checking `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires processing `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires processing MIR for `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires unsafety-checking `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires building MIR for `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires type-checking `::poll_read::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:720:59 [INFO] [stdout] | [INFO] [stdout] 720 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 721 | | // Copy bytes from the I/O handle into the pipe until the pipe is closed or [INFO] [stdout] 722 | | // an error occurs. [INFO] [stdout] 723 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 729 | | } [INFO] [stdout] 730 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] = note: ...which again requires type-checking `::poll_read`, 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 `::poll_write` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:760:5 [INFO] [stdout] | [INFO] [stdout] 760 | / fn poll_write( [INFO] [stdout] 761 | | mut self: Pin<&mut Self>, [INFO] [stdout] 762 | | cx: &mut Context<'_>, [INFO] [stdout] 763 | | buf: &[u8], [INFO] [stdout] 764 | | ) -> Poll> { [INFO] [stdout] | |________________________________^ [INFO] [stdout] | [INFO] [stdout] note: ...which requires generator glue MIR for `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires elaborating drops for `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires borrow-checking `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires processing `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires processing MIR for `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires unsafety-checking `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires building MIR for `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] note: ...which requires type-checking `::poll_write::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/blocking-1.1.0/src/lib.rs:788:59 [INFO] [stdout] | [INFO] [stdout] 788 | let task = Executor::spawn(async move { [INFO] [stdout] | ___________________________________________________________^ [INFO] [stdout] 789 | | // Copy bytes from the pipe into the I/O handle until the pipe is closed or an [INFO] [stdout] 790 | | // error occurs. Flush the I/O handle at the end. [INFO] [stdout] 791 | | loop { [INFO] [stdout] ... | [INFO] [stdout] 800 | | } [INFO] [stdout] 801 | | }); [INFO] [stdout] | |_____________________^ [INFO] [stdout] = note: ...which again requires type-checking `::poll_write`, 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 `blocking` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a16af4145f4d2584d7dcf3c0f3092746840961d5e332f0c21ab45d872474037e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a16af4145f4d2584d7dcf3c0f3092746840961d5e332f0c21ab45d872474037e", kill_on_drop: false }` [INFO] [stdout] a16af4145f4d2584d7dcf3c0f3092746840961d5e332f0c21ab45d872474037e