[INFO] cloning repository https://github.com/Overpeek/rnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Overpeek/rnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOverpeek%2Frnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOverpeek%2Frnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a4b96af28c75e80a41f1a759e23b6f7d1f0d161
[INFO] checking Overpeek/rnet against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOverpeek%2Frnet" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Overpeek/rnet 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/Overpeek/rnet
[INFO] finished tweaking git repo https://github.com/Overpeek/rnet
[INFO] tweaked toml for git repo https://github.com/Overpeek/rnet written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Overpeek/rnet 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6012d96d18351d8e461bd1c42f775a68844b5eff9231eb23e62dbefa9ea3a740
[INFO] running `Command { std: "docker" "start" "-a" "6012d96d18351d8e461bd1c42f775a68844b5eff9231eb23e62dbefa9ea3a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6012d96d18351d8e461bd1c42f775a68844b5eff9231eb23e62dbefa9ea3a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6012d96d18351d8e461bd1c42f775a68844b5eff9231eb23e62dbefa9ea3a740", kill_on_drop: false }`
[INFO] [stdout] 6012d96d18351d8e461bd1c42f775a68844b5eff9231eb23e62dbefa9ea3a740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] eb97a8d842d8612511e114650d1928367e3e1caefe579094c93bfe867dc391e3
[INFO] running `Command { std: "docker" "start" "-a" "eb97a8d842d8612511e114650d1928367e3e1caefe579094c93bfe867dc391e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking rustls-pemfile v1.0.0
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking pem v1.0.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking yasna v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rcgen v0.9.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking quinn-proto v0.8.3
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking quinn-udp v0.1.2
[INFO] [stderr]     Checking quinn v0.8.3
[INFO] [stderr]     Checking eznet v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0391]: cycle detected when type-checking `main`
[INFO] [stdout]   --> examples/chat-server.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         tokio::spawn(async move {
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: ...which requires evaluating trait selection obligation `[generator interior@examples/chat-server.rs:15:33: 31:10]: core::marker::Send`...
[INFO] [stdout] note: ...which requires generator glue MIR for `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires elaborating drops for `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires borrow-checking `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires processing `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires processing MIR for `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires unsafety-checking `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires building MIR for `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout] note: ...which requires type-checking `main::{closure#0}::{closure#0}`...
[INFO] [stdout]   --> examples/chat-server.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |           tokio::spawn(async move {
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 16 | |             let (socket_tx, mut socket_rx) = socket.split();
[INFO] [stdout] 17 | |
[INFO] [stdout] 18 | |             loop {
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |             }
[INFO] [stdout] 31 | |         });
[INFO] [stdout]    | |_________^
[INFO] [stdout]    = note: ...which again requires type-checking `main`, 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 `eznet` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "eb97a8d842d8612511e114650d1928367e3e1caefe579094c93bfe867dc391e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb97a8d842d8612511e114650d1928367e3e1caefe579094c93bfe867dc391e3", kill_on_drop: false }`
[INFO] [stdout] eb97a8d842d8612511e114650d1928367e3e1caefe579094c93bfe867dc391e3