[INFO] fetching crate flo_stream 0.7.0... [INFO] checking flo_stream-0.7.0 against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692 [INFO] extracting crate flo_stream 0.7.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate flo_stream 0.7.0 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 flo_stream 0.7.0 [INFO] finished tweaking crates.io crate flo_stream 0.7.0 [INFO] tweaked toml for crates.io crate flo_stream 0.7.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate flo_stream 0.7.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 88816cac42b775c0ea2003e45bdc407664bf4ff0db7ee254b8f01db254597e9f [INFO] running `Command { std: "docker" "start" "-a" "88816cac42b775c0ea2003e45bdc407664bf4ff0db7ee254b8f01db254597e9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88816cac42b775c0ea2003e45bdc407664bf4ff0db7ee254b8f01db254597e9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88816cac42b775c0ea2003e45bdc407664bf4ff0db7ee254b8f01db254597e9f", kill_on_drop: false }` [INFO] [stdout] 88816cac42b775c0ea2003e45bdc407664bf4ff0db7ee254b8f01db254597e9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 83a27f3d64bad0f6e86a35d22d2b2fca5245a962f0c206e75917e5e3820a84dd [INFO] running `Command { std: "docker" "start" "-a" "83a27f3d64bad0f6e86a35d22d2b2fca5245a962f0c206e75917e5e3820a84dd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.12 [INFO] [stderr] Compiling libc v0.2.84 [INFO] [stderr] Checking futures-sink v0.3.12 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking futures-io v0.3.12 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking futures-channel v0.3.12 [INFO] [stderr] Checking futures-task v0.3.12 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Checking futures-util v0.3.12 [INFO] [stderr] Checking futures-executor v0.3.12 [INFO] [stderr] Checking futures v0.3.12 [INFO] [stderr] Checking desync v0.7.0 [INFO] [stderr] Checking flo_stream v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0391]: cycle detected when type-checking `pipe::::poll` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | fn poll(arc_self: Arc) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: ...which requires generator glue MIR for `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires elaborating drops for `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires borrow-checking `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires processing `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires processing MIR for `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires unsafety-checking `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires building MIR for `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] note: ...which requires type-checking `pipe::::poll::{closure#0}::{closure#0}`... [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/desync-0.7.0/src/pipe.rs:106:28 [INFO] [stdout] | [INFO] [stdout] 106 | async move { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 107 | | // Create a futures context from the context reference [INFO] [stdout] 108 | | let waker = task::waker_ref(&arc_self); [INFO] [stdout] 109 | | let context = Context::from_waker(&waker); [INFO] [stdout] ... | [INFO] [stdout] 124 | | } [INFO] [stdout] 125 | | }.boxed() [INFO] [stdout] | |_________________^ [INFO] [stdout] = note: ...which again requires type-checking `pipe::::poll`, 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 `desync` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "83a27f3d64bad0f6e86a35d22d2b2fca5245a962f0c206e75917e5e3820a84dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a27f3d64bad0f6e86a35d22d2b2fca5245a962f0c206e75917e5e3820a84dd", kill_on_drop: false }` [INFO] [stdout] 83a27f3d64bad0f6e86a35d22d2b2fca5245a962f0c206e75917e5e3820a84dd